Mitsubishi Electric 55624R(S)-MF Service Manual Download

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SYSTEM Troubleshooting

RADIO WITH TAPE PLAYER

( L E F T

( L E F T S I D E ) ( R I G H T S I D E )

S I D E ) ( L E F T S I D E ,

DOOR SPEAKER

FRONT SPEAKER

DOOR SPEAKER

REAR SPEAKER

J / B

w i t h o u t

t h e f t - a l a r m

OPERATION

When the radio power switch. is turned on with
the ignition switch at “ACC” or “ON”, current
flows through fuse

radio, and ground,

causing the radio to operate.

For an electronically tuned radio, battery voltage
is always supplied for use of the memory and

other functions in the radio.

TSB Revision

Summary of Contents for 55624R(S)-MF

Page 1: ...p Light 96 Rear Combination Light 95 Relay Rheostat Service Adjustment Procedures Special Tools Specifications General Specifications Sealants and Adhesives Service Specifications Troubleshooting METERS AND GAUGES Meters and Gauges Service Adjustment Procedures Inspection Specifications General Specifications Sealants and Adhesives Service Specifications Torque Specifications Troubleshooting 97 99...

Page 2: ... O F I Reserve capacity min A 55624R S MF 40 433 79 NOTES 1 CRANKING RATING is the current a greater at a specified temperature 2 RESERVE CAPACITY RATING is the voltage of 10 5 at 26 7 C 80 F battery can deliver for 30 seconds and maintain a terminal voltage of 7 2 or amount of time a battery can deliver 25A and maintain a minimum terminal TSB Revision ...

Page 3: ...ts on for 15 seconds 0 Turn headlights off for 2 minutes to allow battery voltage to stabilize l Disconnect cables l Read open circuit voltage A4 1 LOAD TEST b CHARGE battery at 5 Blue dot invisible and amps then GO to A3 open circuit voltage under 12 4 volts l Connect a load tester to the battery 0 Load the battery at the recommended discharge rate see LOAD TEST RATE CHART for 15 seconds l Read v...

Page 4: ... rubber gloves not the house hold type should be worn when removing battery by hand 3 Inspect battery carrier for damage caused by loss of acid from battery If acid damage is present it will be necessary to clean area with a solution of clean warm water and baking soda Scrub area with a stiff bristle brush and wipe off with a cloth moistened with ammonia or baking soda in water 4 Clean top of batt...

Page 5: ... etc CHARGE RATE If the test indicator is white the battery should be charged as outlined below OPEN CIRCUIT VOLTAGE TEST 3 1 Turn headlights on for 15 seconds 2 Turn headlights off for 2 minutes to allow battery voltage to stabilize 3 Disconnect cables 4 Read open circuit voltage 5 If the open circuit voltage is under 12 4 volts charge the battery See BATTERY CHARGING LOAD TEST 4 1 Connect a load...

Page 6: ...eering lock cylinder Cover Key interlock cable Slide lever Horn pad Refer to P 54 101 Steering wheel Refer to P 54 101 Column switch Key reminder switch segment NOTE indicates vehicles with M safety lock system SERVICE POINTS OF REMOVAL 5 REMOVAL OF THE STEERING LOCK CYLINDER 1 Insert the key in the steering lock cylinder and turn it to the ACC position 2 Using a cross tip screwdriver small or a s...

Page 7: ... 3 4 2 5 1 7 8 9 1 2 Removed o o LOCK I I I I I I o o Inserted o u o o r I 1 I START o 3 qq 1 1 1 NOTE 1 O O indicates that there is continuity between the terminals 2 O O indicates vehicles with ETACS SERVICE POINTS OF INSTALLATION 8 INSTALLATON O F T H E S L I D E LEVERi7 K E Y INTERLOCK CABLE STEERING LOCK ASSEMBLY SIDE 1 With the ignition key either at the LOCK position or removed install the ...

Page 8: ... control indicator light W Anti lock brake warning light W Check engine malfunction indicator lamp Power indicator light W Economy indicator light W 20verdrive OFF indicator light W AA shift position indicator light W Park Reverse Neutral Drive Second Low W NOTE 1 The values in parentheses denote SAE trade numbers 2 The l symbol indicates vehicles with anti lock braking system 3 The symbol indicat...

Page 9: ...or mph 20 19 22 40 38 44 60 57 66 80 76 88 100 94 l 10 Tachometer indication error wm Type 1 8 000 rpm indication 700 I00 3 000 150 6 000 300 Type 2 9 000 rpm indication 700 100 3 000 225 100 7 000 400 100 Operation range of fuel gauge unit mm in FWD Point F 45 6k2 5 1 79k l Point E 177 5 2 6 98 2 08 AWD Point F 43 1 69 Point E 174 6 85 Fuel gauge unit resistance 52 Point F 3f2 Point E 110 7 Engin...

Page 10: ...om Jan 1989 Between A 0 Between A C Between B C Specifications Q Approx 130 Approx 53 Approx 162 Approx 146 Approx 60 Approx 206 TORQUE SPECIFICATIONS Items Engine coolant temperature gauge unit N m 10 12 ft lbs 7 8 SEALANTS AND ADHESIVES M54HF Items Specified sealant and Adhesive Engine coolant temperature gauge unit 3M ATD Part No 8660 or equivalent I TSB Revision ...

Page 11: ...54 P 1 NOTES ...

Page 12: ... __ ____ ___ __ ___ _ _ WITH WITHOUT METER COLOR METER COLOR CHANGER SWITCH CHANGER SWITCH r I METER COLOR CHANGER SWITCH I _ _ _ ___ ___ __ ________________________ 10 Ti6 C 50 ii2 3515 AWD FWD J C TAIL RHEOSTAT E 01 m J C RHEO J C GROUND P m F 21 1 i pmq 4 1 I I I 3 I C I I I I I I I I I I I I FUEL r 2 G 03 j 8KE m3 m j I e J D 26 35 AC Hl014 NY TSB Revision ...

Page 13: ...METERS AND GAUGES Troubleshooting 54 13 COIL ELS IN STOR MFI CONTROL UNIT RHEOSTAT I 2 POWER T Cl990 M 1234 Ell 7 c 43 56 8 1 J B 3 0 _ _ 3 c 00 C 1234 m 5678 z 13 t3 a 1C TEMPERATURE GAUGE UNIT u B 01 p J m cl 1 TSB Revision 1 ...

Page 14: ... GAUGES Troubleshooting L 3 5 c 44 c 32 3 COMBINATION 1 1 c 52 METER I _ ___ ___ _ m WITH 0 METER CO k OR WITHOUT METER COLOR CHANGER WITCH CHANGER SWITCH I 1 I I METER COLOR I CHANGER SWITCH II II IIII I I I I I I I I I I I 1 6 C 50 F z AWD F 25 J C J C TAIL RHEO s RHEOSTAT E 01 T r 1 D 26 TSB Revision ...

Page 15: ...IG1 L 10A 8 IGNITIJ POWER m c TROL UNIT NSISTOR lJ b I j 17m 14 m m J B ENGINE COOLANT TEMPERATURE GAUGE UNIT B 01 4 cl El Remarks tA UP t o 1 9 9 2 models B XC ii F r o m 1 9 9 3 m d Is OHCWP t o 1898 m o d e l s UNIT 3 C 08 RHEOSTAT C 38 TSB Revision ...

Page 16: ...54 16 METERS AND GAUGES Troubleshooting WARNING LIGHT CIRCUIT CIRCUIT DIAGRAM 1989 models KM AC HlOOZ N BRAKE FLUID LEVEL SENSOR A 62 1G 03 Jg TSB Revision ...

Page 17: ...METERS AND GAUGES Troubleshootinn 54 17 KEY REMI i B 17 Es GENERATOR L TERM I NALJ C l MFI tEFoL r C 52 5 TSB Revision 13 4 B T 1ER SWITCH s g T ABI co1 ER UN 17 c 50 ROS ...

Page 18: ...RCUIT DIAGRAM 1990 models WITH WITHOUT ETACS ETACS L OFI I I lr ixifi SWITCH DOOR SWITCH D 45 m ON 1 n IP 314 5 6J7 2 SC 52 G I 2 1 1ul13 12 12 14 1 1 17 COMBINATION METER c 09 AWD FWD r BRAKE FLUID LEVEL SENSOR A 62 XkE UNIT G 03 Q 3 AC HlOlB NY TSB Revision ...

Page 19: ...METERS AND GAUGES Troubleshootina 54 19 E 3 3 3 T II 3 0 C 23 3 C 52 g 7 i 1 I big 3 g ROL TSB Revision ...

Page 20: ...0 METERS AND GAUGES Troubleshooting WARNING LIGHT CIRCUIT CIRCUIT DIAGRAM I E C From 1991 models 11 II I L tp pZ WITH WITHOUT I z ETACS ETAFS t DOOR SWITCH D 45 ml D 26 I 1 1 TSB Revision I 4 FUEL mwE G 03 ...

Page 21: ...7553 OIL GENERATOR EREfRE L TERMINAL C OS 13 5 c J B 7c 6 4 cAL d c 11 4 3 _ 3 C 52 7 I 1 ELC 4SPEED AUTOMATIC TRANSAXLE CONTROL MODULE AUTOMATIC ABS SEATBELT CONTROL FROL UNIT Remarks l l Non Turbo FWD AWD M T 2 2 Non Turbo AWD A T Turbo Z SOHC UP to 1992 models and DOHC 4 4 SOHC From 1993 models TSB Revision ...

Page 22: ...ATOR LIGHT CIRCUIT CIRCUIT DIAGRAM cl989 models FE TCH ZN NAL TCH TAI REL IGHT 1 DEDICATED FUSE J B r I C 32 3 p Tzaq c 39 _ _ I1 2 I e L 6 3 BY l 5 C 16 J C RHEO m 2 c 40 J C 3 GROUND m 16 C 32 J B t RHEOSTAT E 01 m 15 AC H1012 NY 1 TSB Revision ...

Page 23: ...oting 54 23 lEUTRAL ON SWITCH z i 2 5 15 ___ 3 al E I 9 a I J B c 39 IGNITION SWITCH IG1 i 77 1 I i 7 C 58 1 c 51 pil Iq E 3 CONTROL ACTUATOR I6 55 C 23 ___ _ I l4 C 52 COLUMN SWITCH t PASSING AUTO CRUISE CONTROL UNIT TSB Revision ...

Page 24: ...ATOR LIGHT CIRCUIT CIRCUIT DIAGRAM 1990 models POWER ECONOMY iZ jf E OVER I 3c TCH YE 5 I r u r 0 C 37 C 32 J B I I I 0 C 32 p7zmsJq 2 ____ _ _ _ _____ 6 0 BY 1 J C RHEOj RHEOSTAT E 01 pF5i q J C GROUND c 40 pRiz mq I KX35 AC HlOY3 NY TSB Revision ...

Page 25: ...METERS AND GAUGES Troubleshooting 54 25 PARK NEUTRAL POSITION SWITCH IGNI SWITl I3 e Oh 4 i AUTO CRUISE CONTROL UNIT COLU J h 3WITCH DIMMER PASSING SWiTCHj 1 TSB Revision ...

Page 26: ... models 35 AC HIOYO NY IGHT f E r TURN 3 ARD TCH SIGNAL Ei SWITCH _ 3 z kc E G s 14 u c5 1 I I I I 3 f J _ 11 g 14 82 52 15 __ 3WER ONOMY jIK OVER 84 T T a _ _ _ _ 6 c 40 J C GROUND I I1 1 k ZE I CH n 1 2 2 4 5 8 7 8 161 l3 llll2ll3ll4llsk6ll 0 BY a 5 C 16 J C RHEO 6 C 32 1J B TSB Revision ...

Page 27: ...B c 39 5 5 z 2 0 p3TzRq E E 5 14 2 2 2 6 15 2 7 ___ ___ l6 c 58 F I ETACS iC TROL NITI IITCH L I i z 8_ 1 ON IGl 7 c 43 I 1 IF BACATED _ _ __ _ l4 C 52 n L1 ll2 3l4 5f6 7 2 I 0 1 16 1 12 13 1 15 16 17 0 II Al I COLUMN SWITCH PASSING AUTO CRUISE CONTROL UNIT 1 TSB Revision ...

Page 28: ...ision 54 28 METERS AND GAUGES Troubleshooting OPERATION Fuel gauge l When the ignition key is at the ON position the fuel gauge is activated l When there is much fuel the unit s resistance is small and the current flowing in the circuit is great so the gauge s indicator indicates in the F area l When there is little fuel the unit s resistance is high and the current flowing in the circuit is small...

Page 29: ...ront tires Rear wheel safety procedures 1 Be sure to chock both rear wheels to prevent the vehicle from moving Secure the stoppers to the floor or take measures to prevent the stoppers from slipping 2 Make sure the parking brake has been set Front wheel away prevention procedure 1 Attach tension bars to the front traction hook Secure the ends of both bars to anchor plates 2 Make sure the tension o...

Page 30: ...rpm 6 000 rpm f300 rpm Type 2 9 000 rpm indication 700 rpm flO0 rpm 3 000 rpm 7 000 rpm 2 vm 100 vm Caution As the tachometer is negative grounded do not connect battery conversely to prevent damaging transistor and diode Connect the engine speedometer 1 Insert the paper clip from behind the connector Caution Insert the paper clip parallel to the terminal surface as shown in the figure at left 2 C...

Page 31: ... or resistance between gauge terminals refer to P 54 34 or break in harness Replace or repair defective parts ENGINE COOLANT TEMPERATURE GAUGE SIMPLE IN SPECTION M54HIOK 1 Remove connector from engine coolant temperature gauge unit in engine compartment 2 Ground harness side connector via test light 12V 3 4W 3 Turn ON ignition key 4 Check that test light goes on and gauge needle moves 5 If test li...

Page 32: ...m 1 69 in Point E 174 mm 6 85 in Standard Resistance of Fuel Gauge Unit 1 Check that resistance value between the fuel gauge terminal and ground terminal is at standard value when fuel gauge unit float is at point F highest and point E lowest Standard value Point F 3 2 R Point E 11027 R 2 Check that resistance value changes smoothly when float moves slowly between point F highest and point E lowes...

Page 33: ...from intake manifold Standard Resistance of Engine Coolant Temperature Gatige Unit 1 Immerse unit in 70 C 158 F water to measure resistance Standard value 104 13 5 R 2 After checking apply the specified sealant around the thread of engine coolant temperature gauge unit and install on the intake manifold Specified sealant 3M ATD Part No 8660 or equivalent M54HJAR WA0538 Removal steps 1 Trip counter...

Page 34: ...icle interior release the lock by turning the adapter to the left or right and then remove the adapter INSPECTION REED SWITCH INSPECTION Use circuit tester to check circuit repeats off on between terminals when speedometer shaft turned several times FUEL GAUGE CIRCUIT INSPECTION Measure resistance between terminals with circuit tester Standard value A B Approx 203 Q A C Approx 102 52 B C Approx 10...

Page 35: ...13 Meter color changer switch DOHC 14 Printed circuit board 15 Meter case INDICATORS M54HKAXa Symbol Operation 44 Turn signal indicator This indicator flashes as do the same side of turn signal light flashes If the turn signal light is burnt out the indicator flashes faster than normal indicator This indicator is common with hazard light High beam indicator Li s dicator illuminates when the headli...

Page 36: ...ff after the engine has started This indicator comes on when the drive belt breaks or the trouble occurs in the charging system Oil pressure warning This indicator comes on when the ignition key is in ON position and goes off after the engine has started This indicator comes on when the oil fails or the trouble occurs in the oil circulating system while driving Overdrive OFF indicator The light wi...

Page 37: ...temperature becomes abnormally high SECURITY light Vehicles with theft alarm system Illuminates for about 20 seconds when the theft alarm system can be set and then the illumination stops 4WS 4 wheel steering system fluid level warning light With the ignition switch in the ON position the warning light is illuminated if the 4WS fluid level falls less than the specific level TSB Revision ...

Page 38: ...ear side marker light CP Rear combination light Turn signal light CP Stop and tail light CP Back up light CP License plate light CP High mounted stop light CP nterior lights Front dome light D o m e l i g h t W Spot light W r4Rear dome light Dome light W Spot light W Door light W Luggage compartment light W Specifications 65 55 27 3 8 5 3 32 3212 32 3 4 or 221 310 8 8 8 5 5 TSB Revision NOTE l DOH...

Page 39: ...ght High mounted stop light Non turbo Vehicles without air spoiler Non turbo Vehicles with air spoiler Turbo iterior lights Front dome light Dome light Spot light Rear dome light 2 Dome light Spot light Door light Luggage compartment light NOTE I Vehicles with sunroof 2 Vehicles without sunroof 3 Vehicles built up to 1992 models 4 Vehicles built from 1993 models Specifications W 65 w 55 W 27 3 27 ...

Page 40: ...ions Headlight intensity Type 1 cd 18 000 or more Type II cd 7 000 or more SEALANTS AND ADHESIVES M54lH Item Connection of rear combination light and body Specified sealant 3M ATD Part No 8625 or equivalent SPECIAL TOOLS For the number refer to GROUP 00 Precautions Before Service I 1 TSB Revision ...

Page 41: ...LIGHTING SYSTEM Troubleshooting 54 41 TROUBLESHOOTING HEADLIGHT CIRCUIT CIRCUIT DIAGRAM E IEAD IGHT models SIBLE IGNITION I SW ITCH ACC I J 4 J B r h c 43 234 c9 m 5678 I 16 C 23 m 1 CL m l3 C 69 ...

Page 42: ...RCUIT DIAGRAM 1990 models SUB FUSIBLE IGNI LINK 0 SWIT I e c J B 2 cb IEAD IGHT HEADLIGHT RELAY A 01X ______ __ _ _ El 84 __ _ rION ACC c 43 4 I 284 7 liEa 5878 1284 El 5878 4 A 12 1 t 4 C 23 p C 69 p 12 b I CL m I3 I m I Ea cu l l 6 85 AC HOWSIN TSB Revision ...

Page 43: ...les without theft alarm system SUB FUSIBLE IGNI LINK QJ SWII I LEFT SIDE m A 17 c 1 TYPE 2 G z A 22CU G T HEADLIGHT z 3 RELAY A 03X __ ___ El OFF TON 84 1 2 2 RL T 2 1 y 1 iYPE 2 MZ 1 1 TYPE 1 TYPE I Lo C 26 l C 23 COLUMN SWITCH 3 AC HOBBO NN TSB Revision ...

Page 44: ...arm system SUB FUSIBLE L INK go JGNJTJON SW1 TCH AC0 EAD IGHT 1 FiE 1 m i 17 2 9 1 TYPE 2 aa A 22 i IGGHT A 01X ___ CATEI 2 THEFT ALARM gEifi IGHT AL A 38 l 5 m 1 2 3 468 4 1 k c r 3 P u 2 z 0 5 r L 4 C 23 Z I 2 5 c 04 A ETACS CONTROL UNIT 2 COLUMN SWITCH C 68 e J co 1 3 C 69 T N i AC H0883 NY TSB Revision ...

Page 45: ... is activated thus indicating that the headlights high beam is illuminated TROUBLESHOOTING HINTS 1 Headlights don t come on 1 But the tail lights do illuminate l Check the headlight relay l Check the lighting switch 2 The tail lights also don t illuminate l Check the sub fusible link No 2 The low beam at both sides doesn t illuminate l Check the ground 3 The upper beam at both sides doesn t illumi...

Page 46: ...54 46 FOG LIGHT CIRCUIT DIAGRAM LIGHTING SYSTEM Troubleshooting TSB Revision ...

Page 47: ...se fog light relay fog light switch dimmer switch and ground causing the fog light relay TROUBLESHOOTING HINTS 1 The right or left fog lights only go on l Check the bulb 2 Fog lights do not go on when the fog light switch is set at ON l Check the dedicated fuse 0 contacts to close l Once the fog light relay contacts have closed current flows through the dedicated fuse fog light relay contacts fog ...

Page 48: ...R LIGHT AND LICENCE PLATE LIGHT CIRCUIT IRCUIT DIAGRAM cl989 models SUB FUSIBLE LINK fl IGHT A 02X ffl 34 l4 C 23 1OAb z FRONT k2 A 16 fydB NATION COMBINATION LEFT SIDE z RIGHT SIDE 3 I COLUMN SWITCH 13 C 69 I g 5 F 21 65 y u REAR COMBINATION 35AC H0646 NY TSB Revision ...

Page 49: ...LIGHTING SYSTEM Troubleshooting 54 49 F 11 lEEGil 5 3 I L I CENSE PLATE LIGHT F 03 m z 2 1 1 ml 2 TSB Revision I ...

Page 50: ... LIGHT SIDE MARKER LIGHT AND LICENSE PLATE LIGHT CIRCUIT DIAGRAM 1990 models SUB FUSIBLE LINK m T A I L L I G H T 1 R E L A Y J A 02X q FwATED 2o C 23 A 12 1 3 y C O L U M N S W I T C H t F 25 FWD AWD z Remcr ks 1 FWD 2 f2 AWLl 3 AC HOW NM TSB Revision I ...

Page 51: ...LIGHTING SYSTEM Troubleshooting 54 51 TSB Revision ...

Page 52: ...NSE PLATE LIGHT C I R C U I T CIRCUIT DIAGRAM SUB FUSIBLE LINK From 1991 models 0 EFT SIDE 5f 1 POS ITION v POSIT I ON i3t 1 RIGHT 51 Y 1 COLUMN SWITCH q J B kmA RIL 3 C 69 5 7 t F 25 FWD AWD F 22 S al m d 1 ii Rcmar ks I I FWD 2 X AWD C3 3 1991 m o d e l s KX35 AC HO885 Nil 1 TSB Revision I ...

Page 53: ...ght relay is switched ON when the lighting switch is set to the TAIL or HEAD position l As a result electricity flows via dedicated fuse No to each light and each light illuminates TROUBLESHOOTING HINTS 1 All lights do not illuminate I The headlights also do not illuminate l Check sub fusible link No Qj 2 The headlights illuminate l Check the tail light relay l Check dedicated fuse No I TSB Revisi...

Page 54: ...ITY MIRROR LIGHT CIRCUIT CIRCUIT DIAGRAM Up to 1990 models SUB FUSI BLI B i J B F OS GE COMPARTMENT B En F 04 LUGGAGE COMPARTMENT LIGHT SWITCH 3 LJNt t IA L 2 3 B l 2 m I TSB Revision IGHT RELAY c 37 I C 32 J C TAJ L E 05 GLOVE BOX JLLUMJNATJON LIGHT i ...

Page 55: ...and multipurpose fuse No 0 to the luggage compartment light l When the trunk lid is opened the luggage compartment light switch is switched ON and the luggage compartment light illuminates Glove compartment light l The tail light relay is switched ON when the lighting switch is set to the TAIL or HEAD position l When with the lighting switch at the TAIL or HEAD position the glove compartment is op...

Page 56: ...YSTEM Troubleshooting DOME LIGHT CIRCUIT CIRCUIT DIAGRAM Vehicles without ETACS and door light Up to 1990 models DOME LIGHT 4 c 35 J B Y LEFT SIDE RIGHT SIDE LEFT SIDE RIGHT SIDE FRONT DOOR SWITCH REAR DOOR SWITCH Ix3s Ac woN4o YY ...

Page 57: ...hooting Vehicles without ETACS and door light From 1991 models 54 57 SUB FUSIELE LINK0 I WME LIGHT D 09 E52 1 4 c 35 piJ J J B I 1 I L I LEFT SIDE RIGHT SlDE LEFT SIDE RIGHT SIDE FRONT DOOR SWITCH REAR WOR SWITCH TSB Revision ...

Page 58: ...ng DOME LIGHT CIRCUIT CIRCUIT DIAGRAM VEHICLES WITHOUT ETACS WITH DOOR LIGHT Up to 1990 models DOME LIGHT MAP LIGHT DOME LIGHT M D 10 D 13 Ia J B LEFT SIDE RIGHT SIDE LEFT SIDE RIGHT SIDE FRONT DOOR SWITCH REAR DOOR SWITCH 1 TSB Revision ...

Page 59: ... illuminates when any door is opened while the dome light switch is at the DOOR position TROUBLESHOOTING HINTS 1 The dome light does not illuminate 1 The clock is stopped also l Check multipurpose fuse No 2 The dome light does not illuminate when with the dome light switch at the DOOR position any door is opened l Check the bulb l Check the dome light switch l The dome light switches OFF when all ...

Page 60: ...Up to 1990 models SUB FUSIBLE LINK 0 I J B A1 C 36 B T I DOME LIGHl D 13 A I J MAP L IGHT D 09 3 f kzq 4 DOME LIGHT I 16 Q C 40 DATA LINK CONNECTOR REVERSE SIDE pEzT q m q 38 J B E I 3 D 33 D 24 I r T LEFT SIDE RIGHT SIi E 3 D 21 I FRONT DOOR SWITCH REAR DOOR SWITCH 3 AC HO841 NY TSB Revision 1 ...

Page 61: ...LIGHTING SYSTEM Troubleshooting VEHICLES WITH ETACS Non Turbo From 1991 models SUB FL J B J B I 3 I 1 c 37 1 i353 834 9 A 07 2X L2Eil 2 C 37 l 334 3 1 c 35 yrrzTs7 E Kzt F WITH SUNROOF J B TSB Revision ...

Page 62: ... VEHICLES WITH ETACS Non Turbo From 1991 models CONTINUED J B J B DATA LINK 9 CONNECTOR C 18 FRDNT BIDE piLi mTm REVERSE SIDE J GND I I Y D 33 i D 24 1 D 22 1 D 21 1 TSB Revision La LEFT SIDE RIGHT SIDE LEFT SIDE RIGHT SIDE FRONT DOOR SWITCH REAR DOOR SWITCH ...

Page 63: ...M VEHICLES WITH ETACS Turbo From 1991 models SUB FUSI J B 43 r 101 C J B r ml E LINK i5 1 C 36 1 c 37 1 El 234 4 A 07 2X 1m lea4 IOD OR STORAGE 3 CONNECTOR izE l 2 C 37 1 le 34 3 1 c 35 Ez tiS I WITH SUNROOF DOME LIGHT D 13 4 DOME LIGHT J B C x35 Ac uotwo xx 1 TSB Revision ...

Page 64: ...CLES WITH ETACS Turbo From 1991 models CONTINUED J B J B I c 04 F GND V FRONT SIDE REVERSE BIDE 54 64 LIGHTING SYSTEM Troubleshooting LEFT SIDE RIGHT SIDE LEFT SIDE RIGHT SIDE FRONT DOOR SWITCH REAR DOOR SWITCH 1 TSB Revision ...

Page 65: ...SIDE RIGHT SIDE D 19 P D 24 I ffi i 2 E LINK C 36 a 1 El J B c 44 LEFT SIDE RIGHT SIDE RIGHT SIDE LEFT SID REAR DOOR SWITCH FRONT DOOR SWITCH Remarks 1 The wire cross section area and colors i the q sYmbol are Vehicles without ETA 2 The wire cross section area and colors i the AsYmbol are Vehicles with ETACS 36 AC HOBlS N 1E ndi cated by ndicated bY 1 TSB Revision ...

Page 66: ... EM DOOR 8 LEFT SIDE D 35 1 I 5 2 F P D 24 q D 33 LEFT SIDE RIGHT SIDE RIGHT SIDE LEFT S I DE L I I REAR DOOR SWITCH FRONT DOOR SWITCH Remarks 1 The wire cross section area and colors indicated by the q svmboi are Vehicles without ETACS 2 The wire cross section area and colors indicated bY the AsYmbol are Vehicles with ETACS Et AC HO842 NY TSB Revision ...

Page 67: ...1 COMBINATION METER 127 WITHOUT 9 T3 S L ETptCS 3 fgs DOOR LEFT SIDE 0 D 35 I LEFT SIDE RIGHT SIDE RIGHT SIDE LEFT SIDE Y I r I REAR DOOR SWITCH Remarks FRONT DOOR SWITCH 1 The wire cross section area and colors indicated by the q symbol are Vehicles without ETACS 2 The wire cross section area and colors indicated by the ASYmbOl are Vehicles with ETACS 135AC HOWl NH 3 t mark indicates Vehicles wit...

Page 68: ...LIGHT CIRCUIT C IRCUIT DIAGRAM M T 1989 models IGNITION TFH I 7 c 43 J B r h m A 41 gj TSR Revision I 2 1 M T 1990 models IGNITION WF 7 c 43 J B 63 101 7 c 37 Y R 1 d 2 F 25 REAR COMBINATION h t S 1 DE KXJI AC liOE55 NY Ial Kx55 Ac noozo Y ia ...

Page 69: ...LIGHTING SYSTEM Troubleshooting 54 69 M T From 1991 models IGNITION SWITCI 1 IGl J B 7 A 41 K35 AC HOW NY s TSB Revision ...

Page 70: ...L POSITION SWITCH A 43 RIGHT SIDE PARK NEUTRAL POSITION SWITCH A 43 FWD AWD TSB Revision Remarks t1 UP to l 2 moaels 2 From 1993 models m AC tloe Y IOWS AC NOO55 W OPERATION l When with the ignition switch at the ON posi tion the shift lever or the selector lever is moved to the R position the backup light switch M T is switched ON or the park neu tral position switch A T is switched to the R posi...

Page 71: ...nected the result is an overall increase of the resistance for the entire light circuitry resulting is a decrease of the voltage at the Rl part within the flasher unit As a result of this being detected the lower limit potential set by COM3 is increased with the result that the time required for charging of the capacitor becomes shorter COMPONENT LOCATION Name 1 Symbol 1 I Turn signal and hazard f...

Page 72: ...IAGRAM 1989 models IGNITION TFH BATTERY TAILI DEDICATED FUSE i w I I j i 1 _ I _______ ___ ____ I J B r 63 10A 1 L L i _ ____ ______ __ J C I 7 TAIL IGHT RELAY 1 0 1 I 6 z 4 E 13 r 1 IL J C RHEO TURN SIGNAL AND HAZARD FLASHER UNIT 5 E 01 m 1 RHEOSTAT J C GROUND 35 AC H0936 NY TSB Revision I ...

Page 73: ...ND HAZARD FLASHER UNIT i ii wA E J C GROUND r L C 3 2 183 34 c 39 p73iEmq COMBINATION METER c 52 glzEa y L c E 1L m 4 16 C 32 J B J 1234 m 5673 F 25 n _ REAR COMBINATION LIGHT RIGHT SIDE c FRONT TURN SIGNAL LIGHT RIGHT SIDE TURN RH A 31 7 cl I J Q ii v 6 TSB Revision ...

Page 74: ...T DIAGRAM 1990 models IGNITION SW I I I 37 TAIL1 F HCATED Ki CATED C 1 I 1 __ _ ____ _ ___ _ J B r 63 10A t i I IGH T RELAY I 1234 m 3 c 37 5E76 1 1 I 3 E 13 r TAIL 6 I 1I 0 z I I 11 I z m r J C RHEO TURN SIGNAL AND HAZARD FLASHER UNIT c 17 7 i9 23 WiiJI 1 RHEOSTAT J C GROUND TSB Revision ...

Page 75: ... WR J C GROUND 7 G G pzf sq 3 5 c 39 6 F 25 i t FWD C 1 REAR COMBINATION s LIGHT RIGHT SIDE 5 FRONT TURN SIGNAL LIGHT l RIGHT SIDE1 fly 23 2 m LA TURN RH a A 31 d m cu A 6 Remarks l l FWD 2 2 AWD k J t s j 12 15 n n COMBINATION i F METER I t C 52 FRONT TURN SIGNAL LIGHT LEFT SIDE 1 TSB Revision ...

Page 76: ...URN SIGNAL LIGHT AND HAZARD LIGHT CIRCUIT CIRCUIT DIAGRAM From 1991 models IGNITION VET BATTERY T T TAILLIGHT RELAY FBECATED 0 1 1 s6 C 37 k __ _________________ 10A J C RHEO TURN SIGNAL AND HAZARD FLASHER UNIT 35 AC HOQ47 NY TSB Revision I ...

Page 77: ...ARD FLASHER NIT i i8k l HAZARD SWITCH J C GROUND F m c 39 i L 3 I I 7 I v L 1 E 7 l r 14 c 39 3 9 rns2 52 pFTqzEE 1 Y _______ 4 c 37 9 C 42 3 TURBO 7 F 25 k I c COMBINATION METER C 52 gfFiK q NON TURBO NON TURBO A TURBO FRONT YE SIGNAL LEFT SIDE GNAL SIDE I m TSB Revision ...

Page 78: ...oting STOP LIGHT CIRCUIT IRCUIT DIAGRAM VEHICLES WITHOUT AUTO CRUISE CONTROL Up to 1990 models F 22 I 2 m 3456 REAR COMBINATION LIGHT LEFT SIDE J B I I 3 1 F 21 1 2 m 3452 REAR COMBINATION LIGHT RIGHT SIDE ws AC n0834 NY TSB Revision ...

Page 79: ...ISE CONTROL From 1991 models In op N I J B 1 kc 1 25 G s 1 25 R 1 F 11 CY F 09 m Ki I s i HIGH MOUNTED STOP LIGHT REAR LID a1 F 25 LIGHT LEFT SIDE F 12 3 gj w I AWD m 2 f I f fj ID RIGHT SIDE F 03 1 pJJ 2 F 11 Remarks 1 fl FWD 2 t2 AWD 3 X3 1991 moaels TSB Revision ...

Page 80: ...IRCUIT DIAGRAM VEHICLES WITH AUTO CRUISE CONTROL Up to 1990 models OPEN CONNECTOR c 47 FWD 2 16 t27 AWD F 22 REAR COMBINATION LIGHT LEFT SIDE ml HIGH MOUNTED STOP T X35 AC HOQ35 NM Remarks 1 X l FWD 2 2 AWD F 21 REAR COMBINATION LIGHT RIGHT SIDE 1 TSB Revision ...

Page 81: ...S WITH AUTO CRUISE CONTROL From 1991 models OPEN CONNECTOR c 47 1 8 2 F 22 REAR COMBINATION LIGHT LEFT SIDE 1 1 25 G 1 25 R r I HIGH MOUNTED c3 IA 1 cu I r g5 F 21 m CL Remarks A 2 i D 3 3 i 1991 mocle I s REAR fMh NAT ON RIGHT SIDE TSB Revision I ...

Page 82: ...I I I I I I I ____________ ________ __ __ ___ __ _ 1 I I I I HIGH MOUNTED STOP LIGHT k 1 F 01 gIJj c WITH AIR SPOILOR I F 12 1 HIGH MOUNTED I _____ ___ _ J 3 5 I F 03 1 IC a EMTLID m I RIGHT SIDE 2 q Remarks Vehicles with THEFT ALARM SYSTEM A I NON TURBO Up to 1992 models B TURBO and NON TURBO From 1993 models TSB Revision ...

Page 83: ...k connector located at the right side of the junction block 2 With the ignition switch at the ACC position set the scan tool to the special test setting 3 Check whether the buzzer of the scan tool sounds one time when each of the switches noted below is operated Input signals are being input to the electronic control unit if the buzzer sounds so the operation of that switch can be considered satis...

Page 84: ...amage or disconnec Make the circuit and in Replace the dome light tion of the dome light dividual part check No 4 or repair the wiring har activation circuit P 54 88 ness Malfunction of the elec Replace the electronic tronic control unit control unit When the ignition switch is switched Damage or disconnec If a malfunction is indi Repair the wiring har to the ON position while the dome tion of the...

Page 85: ...e constant supply circuit the other ETACS systems also will voltage circuit and terminal 36 directly connected not function to the battery Electronic control unit terminal voltage status of the electronic control unit connector ECU terminal No Signal Conditions Terminal voltage 36 Electronic control unit At all times Battery positive power supply voltage Checking the ground circuit Disconnect the ...

Page 86: ...e ignition switch at the ON position send HIGH level signals to the electronic control unit to switch OFF the timer circuit and interrupt the dimmed light condition Electronic control unit terminal voltage IDisconnect the electronic control unit connector and check the wiring harness side ECU terminal No Signal Conditions Terminal voltage 3 Ignition switch ON Ignition switch OFF o v ON Battery pos...

Page 87: ...ic control unit terminal voltage status of the electronic control unit connector I ECU terminal No Signal C o n d i t i o n s Terminal voltage 12x Door switch signal Door is opened ov 1 1 2 door switch ON 1 All doors are closed 5v door switch OFF I Checking the door switch circuit Disconnect the electronic control unit connector and check the wiring harness side Terminal Connected Measurement Test...

Page 88: ...ut theft alarm system 2 Vehicles with theft alarm system IOD Ignition Off Draw Description of operation When a door is opened while the dome light switch is at the door interlocked setting the door switch is grounded via the electronic control unit When in that condition the door is then closed the electronic control unit causes grounding and the dimmed light function is activated Electronic contr...

Page 89: ...evel offset dial must coincide with the floor slope for accurate aiming Calibration fixtures are included with the aimers 1 Attach one calibration fixture to each aimer Fixtures will easily snap into position on aimer when properly posi tioned 2 Place aimers at center line of each wheel on one side of vehicle Unit A must be placed at rear wheel with target facing forward Unit B must be placed at f...

Page 90: ...its if beyond these limits Horizontal dial pointer reading on each aimer 1 left to 1 right MOUNTING AIMERS 1 Remove the calibration fixture from each unit 2 As shown in the figure install the articulating vacuum cup assembly A vacuum extension plate B and small universal adaptor C to each unit 3 Make the length of the adjustable rod as shown in the figure 4 Position aimers on headlights by pushing...

Page 91: ...o center line of headlight 3 Position a vertical tape on the screen with reference to the center line of each of headlights VISUAL HEADLIGHT ADJUSTMENT 1 A properly aimed lower beam will appear on the aiming screen 7 6 m 25 feet in front of the vehicle The shaded area as shown in the illustration indicates high intensity zone 2 Adjust low beam of headlights to match the low beam pattern of the rig...

Page 92: ...Disconnect the front combination light setting spring in the engine compartment 2 Pull forward and remove the front combination light 16A0204 r SERVICE POINTS OF INSTALLATION 1 INSTALLATION OF FRONT COMBINATION LIGHT 1 Align the projection part of the front combination light with the hole and then install by pushing toward the rear 2 Pull the setting spring into the engine compartment twist it 90 ...

Page 93: ...B Revision 1 Caution 1 Never hold the halogen light bulb with a bare hand dirty glove etc 2 If the glass surface is dirty be sure to clean it with alcohol paint thinner etc and install it after drying it thoroughly Be sure to attach the socket cover NOTE Be sure to install the socket cover securely because if it is not an insecure installation could cause such problems as clouding of the lens or i...

Page 94: ...e fog light assembly and then remove the cap 2 Remove the bulb installation spring and pull out the bulb Caution 1 Never hold the halogen light bulb with a bare hand dirty glove etc 2 If the glass surface is dirty be sure to clean it with alcohol paint thinner etc and install it after drying it thoroughly Be sure to attach the socket cover NOTE Be sure to install the socket cover securely because ...

Page 95: ...pulling the rear combina tion light toward you in order to remove it Caution Take particular care when prying the rear combina tion light because excessive force or careless prying might cause scarring of the rear combination light or of the body surface SERVICE POINTS OF INSTALLATION 1 INSTALLATION OF REAR COMBlNATlON LIGHT 1 Remove any remaining adhesive material from the body surface and the re...

Page 96: ...nd Non turbo Vehicles with air spoiler From 1993 models l Removal steps 1 Air spoiler Refer to GROUP 51 Aero Parts 2 High mounted stop light 16FO169 J TSB Revision SERVICE POINTS OF REMOVAL 2 HIGH MOUNTED STOP LIGHT Turbo and Non turbo Vehicles with air spoiler From 1993 models To remove the high mounted stop light first remove the air spoiler center stay installation screws ...

Page 97: ...No continuity Power is not supplied 2 4 terminals Continuity TAILLIGHT RELAY 1 Take out the taillight relay from the engine compartment relay box 2 Connect battery to terminal 2 and check continuity be tween terminals with terminal 4 grounded Power is supplied 1 3 terminals Continuity I 3 terminals No continuity Power is not supplied 2 4 terminals Continuity FOG LIGHT RELAY 1 Take out the fog ligh...

Page 98: ...HEFT ALARM HEADLIGHT RELAY 1 Remove theft alarm headlight relay 2 Connect battery to terminal 2 and check continuity be tween terminals with terminal 5 grounded Power is supplied Power is not supplied 3 6 terminals 3 6 terminals 1 3 terminals 2 5 terminals Continuity No continuity Continuity Removal steps I Heater control panel assembly Referto P 54 108 2 Hazard switch TSB Revision ...

Page 99: ...erminals FOG LIGHT SWITCH INSPECTION M64lYAA Operate the switch to check for continuity between terminals Terminal 1 1 1 1 1 Switch P o s i t i o n I I NOTE o o indicates that there is continuity between the terminals RHEOSTAT INSPECTION MYlRAK 1 Connect the battery and a test bulb 4OW as shown in the figure 2 The function of the rheostat is normal if the intensity of illumination changes smoothly...

Page 100: ...tch Operation mode Type 1 Type 2 Type 3 Vehicles with ETACS Intermittent interval set Type 1 Type 2 Type 3 Auto cruise control switch Rated load A SET RESUME V o l t a g e d r o p V Horn switch Rated load A Specifications 0 22 iI 0 05 0 2 or less 6 6 _t 0 5 0 2 or less 10 7 f 0 8 9 8 t 0 7 0 2 or less 4 Max 4 Fixed timing intermittent wipers Adjustable timing intermittent wipers Vehicle speed sens...

Page 101: ...ring wheel Refer to GROUP 52 Instrument Pankl 390 models1 3 l Knee protector From 1 I Refer to GROUP 52 Instrument Pbel 1 4 Lower column cover 5 Upper column cover 6 Column switch P 16Al274 3 1 19A9492 13A0219 13A022 I 2 SERVICE POINTS OF REMOVAL 1 REMOVAL OF HORN PAD The horn pad can be removed by pressing upward 2 REMOVAL OF STEERING WHEEL Use a steering wheel puller to remove the steering wheel...

Page 102: ...that there is continuity between the terminals TURN SIGNAL SWITCH Operate the switch and check the continuity between the terminals 14 15 16 Left 0 0 Neutral Right 0 0 NOTE o o indicates that there is continuity between the terminals DIMMER PASSING SWITCH Operate the switch and check the continuity between the terminals iiiz cy 1 I 21 25 26 Dimmer switch High Low 0 0 0 0 1 Passing switch I 0 I NOT...

Page 103: ...ffective sounding voltage Power consumption Horn Theft alarm horn Sound level Horn low sound High sound Theft alarm horn Fundamental frequency Horn low sound High sound Theft alarm horn Specifications Flat type v 1 1 5 1 5 A 3 0 3 5 dB 100 l 12 100 I 12 105 115 HZ 370 415 430 TSB Revision ...

Page 104: ...to the ACC or 1 One of the horns does not sound the ON position battery voltage is constantly l Check the horn applied to the horn 2 Horns do not sound l When the horn switch is switched ON electric l Check the horn switch ity flows to multi purpose fuse the horn the l Check the multi purpsoe fuse horn switch and ground l In this condition electricity flows to multi purpose fuse the horn the horn ...

Page 105: ...nd 4 Theft alarm horn 5 Theft alarm horn bracket 16A1269 RELAY INSPECTION THEFT ALARM HORN RELAY 1 Take out the theft alarm horn relay from theft alarm horn bracket 2 Connect battery to terminal 2 and check continuity be tween terminals with terminal 4 grounded Power is supplied l 3 terminals Continuity I Power is not supplied 111 1 TSB Revision ...

Page 106: ...ax input W Reset time second Thermal fuse fusion temperature C F TROUBLESHOOTING CIGARETTE LIGHTER CIRCUIT Specifications 120 Within 18 180 250 356 482 M54MB A MWMHCB CIRCUIT DIAGRAM Up to 1990 models ASHTRAY ILLUMINATIOA LIGHT Ia E ION NLALy I GHT l 5 g8 f 7 J C TAIL L A CIGARETTE I LIGHTER RHEOSTAT E 01 TSB Revision I ...

Page 107: ...bleshooting 54 I oi From 1 991 models IGNITION SWITH ACC ASHTRAY ILLUMINATIOh LIGHT c 43 4 B 6 J B 15A I L ______ k 13 fa C 32 6 w J J C AIL 4 1 RHEOSTAT I E 01 Remarks tl UD to 1992 models t2CFrom 1993 mode IS TSB Revision ...

Page 108: ...ther material on the element l Using an ohmmeter check the continuity of the element CAUTIONS FOR USE OF THE CIGARETTE LIGHTER SOCKET AS AUXILIARY POWER SOURCE 1 When using a plug in tYpe of accessory do not use anything with a load of more than 120W 2 It is recommended that only the lighter be inserted in the receptacle Use of plug in type accesories may damage the receptacle and result in poor r...

Page 109: ...seconds day TROUBLESHOOTING CLOCK CIRCUIT Specification Crystal oscillator Fluorescent digital display 2 at 20 C 68 F l M XMB CIRCUIT DIAGRAM 1989 models IGNITION SWITCH ACC 4 c 43 J B 0 G 10A 10A 4 3 P CLOCK J C Eg TAIL z 6 5 10 10 1 IBLE 3 1 TAILLIGHT RELAY q 1 C 36 a 1 ____ 11 8 C 32 5 C 32 m cl 1 KXJI AC H1406 N TSB Revision ...

Page 110: ...shooting CLOCK CIRCUIT CIRCUIT DIAGRAM KX 1990 models lGNIl SWITC rI H ON SUB FU IBLE ACC LINK 1 8 TAILLI J B I t _____________ __ I C 32 4 11 14 1 6 CLOCK E 04 10 10 GHT A 12 l C 23 10 C 16 5 35 AC li1425 WI TSB Revision ...

Page 111: ...ORAGE CONNECTOR li35l f234 A 07 2X 2 IdEd 123 C 37 1 J B r C 32 CLOCK E 04 r DN SUB FU d IBLE ACC LINK 1 2 d 2 3 c 43 I 0 10A 5 ____ __ _ _ ____ I1 10 3 u 2 J C TAIL z 1 6 I 10 10 I RELAY 6 c 37 1 8 I 5 1 3 m GROUND J C m 16 C 32 J 8 4 C 38 m m CL KXSS AC tll44SNN TSB Revision 1 ...

Page 112: ...tor antenna ring nut Pole antenna mast TROUBLESHOOTING AUDIO SYSTEM CIRCUIT DIAGRAM Vehicles without CD player 1989 models Nm 1 5 2 5 5 6 ft lbs 1 1 1 8 3 7 4 3 M54NHAQb f Rqq C 61 r L 13 XJE kFUl ISLE 8 IGNITION IGNITION SWITCH ACC SWITCH Gl l l MOTOR ANTENNA RELAY RADIO WITH TAPE PLAYER 35 AC Hl422 NY TSB Revision ...

Page 113: ...EM Troubleshooting 54 113 J J C GROUND r i RADIO WITH TAPE PLAYER LEFT SIDE LEFT SIDE RIGHT SIDE RIGHT SIDE LEFT SIDE RIGHT SIDE DOOR SPEAKER FRONT SPEAKER DOOR SPEAKER REAR SPEAKER 3 RHEOSTAT E 01 TSB Revision I ...

Page 114: ...AILLIGHT RELAY F KXS5 AC H1423 NY t i I 3 SUE IN 1 El C 36 c IC 3 c 39 MOTOR ANTENNA RELAY 3 2 1 1 54 114 AUDIO SYSTEM Troubleshooting iFi UP ON IGNITION ACC SWITCH IGI l _ ___ 7 7 c 43 g J B 10Al 0 3 C 4 s m _____ _ 2 C 5 f OWN RADIO WITH TAPE PLAYER I 1 TSB Revision 1 ...

Page 115: ...AUDIO SYSTEM Troubleshooting 54 115 J B RADIO WITH TAPE PLAYER LEFT SIDE LEFT SIDE RIGHT SIDE RIGHT SIDE LEFT SIDE RIGHT SIDE I DOOR SPEAKER FRONT SPEAKER DOOR SPEAKER REAR SPEAKER TSB Revision ...

Page 116: ...1 and 1992 models h I GHT J FE I BLE IGNITION SW ITCH ACC r b OA 1OA ___ ___ _______ _ 1 IOD OR g 4 OR z c g Rlq C 61 r KX35 AC Ii1441 WY 3 1 2 9 c 37 1 5 2 4 ___ ___ 7 izB 123 c 0 IOA I I I t I II O 3 c 39 3 L J 10 C 42 3 c 4 2 E 2 s MOTOR A NNA r r w f ii m I RADIO WITH TAPE PLAYER TSB Revision ...

Page 117: ...C RHEO ii3 77 0 1RHEOSTAT E 01 7 g 2 1 FRONT SPEAKER m CGROJ m ly i m cl A 1 C 32 6 r 1 L C 38 4 P El 3 i X1 Vehicles without theft alarm SYStem X2 Vehlcles with theft alarm SYStem v 3 9 i RADIO WITH TAPE PLAYER I i RIGHT SIDE LEFT 6lDE RIGHT SIDE J DOOR SPEAKER REAR SPEAKER I TSB Revision ...

Page 118: ... AUDIO SYSTEM Troubleshooting Vehicles without CD player From 1993 models 0 IOA IGNITION IGNITION SWITCHtACC sWITCH IG1 I 2 c 37 1 2 44 Bp J lee4 ____ _ _ T 7C 3 11DA 7 c 43 J B 1 I 3 c 39 10 C 42 RADIO WITH TAPE PLAYER 1 TSB Revision I ...

Page 119: ...E J C GROUND 2 m Opl 14 m cl RADIO WITH TAPE PLAYER C 62 1 P t f El atr LEFT SIDE LEFT SIDE RIGHT SIDE RIGHT SIDE LEFT SIDE RIGHT SIDE J DOOR SPEAKER FRONT SPEAKER DOOR SPEAKER REAR SPEAKER J C RHEO RHEOSTAT E 01 m C 32 6 1 C 36 TSB Revision ...

Page 120: ...oting AUDIO SYSTEM CIRCUIT DIAGRAM Vehicles with CD player 1991 models fY IGHT iUB IN L j u C 1 g 3 IOA blOA 1 zfgq C 61 r _ i6 Ifi 1 I I I I I I MOTOR KEN A F 26 I I I I I I i RADIO WITH TAPE PLAYER I IX35AC Hl444 XX TSB Revision I ...

Page 121: ...___ y y y I POWER AMPLIFIER 1 F 25 2 L E F T S I D E L E F T SIDE R I G H T S I D E RIGHT SIDEI L E F T SIDE R I G H T S I D E I DOOR GPEAKER FRONT SPEAKER DOOR SPEAKER REAR SPEAKER C 32 J B I P Eli 31 m CL d n Xl Vehicles without theft alarm system X2 Vehlcles with theft alarm system 1 TSB Revision ...

Page 122: ...g AUDIO SYSTEM CIRCUIT DIAGRAM Vehicles with CD player 1992 models TAILLIGHT RELAY L C c C f 13 L 1 c 37 c I 7 c 43 1 J B I E3 J C 4 p JJq r I fzlimq C 61 r 3 c 39 3 L A 70 c 42 z z1 5 a f J MOTOR K RADIO WITH TAPE PLAYER 1 TSB Revision ...

Page 123: ... J B Xl Vehicles w i t h o u t theft 8larm sY3tem X2 VehlcleS wlth t h e f t a l a r m 3YStem OPERATION l When the radio power switch is turned on with the ignition switch at ACC or ON current flows through fuse No 3 radio and ground causing the radio to operate l For an electronically tuned radio battery voltage is always supplied for use of the memory and other functions in the radio 1 TSB Revis...

Page 124: ...M or no sound from FM B 4 5 Insufficient sensitivity B 5 6 Distortion on AM or on both AM and FM B 6 7 Distortion on FM only B 7 8 Too few automatic select stations B 8 9 Insufficient memory preset stations are erased B 9 1 Cassette tape will not insert C l 2 No sound c 2 3 No sound from one speaker c 3 4 Sound quality is poor or sound is weak c 4 5 Cassette tape will not eject c 5 6 Uneven revolu...

Page 125: ...tion with a strong signal to boost resistance to interference 2 Suppress high tones to reduce noise 3 Extend antenna completely I N o I Inspect the vehicle s noise suppressor Yes OK No c If due to vehicle noise It may not be possible to prevent noise if the signal is weak If due to external noise In almost all cases prevention on the receiver side is impossible Weak signals especially are suscepti...

Page 126: ...for stereo reception and 30 40 km 19 25 miles for monaural reception 2 The signal becomes weak when an area of shadow from the transmitting antenna places where there are obstructions such as mountains or buildings between the antenna and the car and noise will appear This is called first fading and gives a steady buzzing noise 3 If a direct signal hits the antenna at the same time as a signal ref...

Page 127: ...nals close in frequency interfere with each other creating a repetitious high pitched sound This sound is generated not only by sound signals but by electrical waves as well 2 Factors due to vehicle noise Alternator noise may be a cause Does the noise occur even when the lights are turned off Is the antenna plug properly connected to the radio Correctly connect the antenna Yes Clean the feeder wir...

Page 128: ... sound quality to suppress high tones inspect the vehicle s noise suppressor re fer to A 6 No Is the radio chassis ground mounted securely Securely tighten the nuts for the chassis ground 1Yes Is the antenna plug properly connected to the radio I No b Correctly attach the antenna c Is the antenna body in Clean the feeder wire and ground wire motor antenna refer to D 1 2 mounting area Mount the ant...

Page 129: ...of electrical noise Yes r l Continue to check for static when static is detected check for the conditions listed above Noise prevention on the radio side is difficult If the problem is particularly worse than other 1No radios consult a service center If the problem is particularly worse than other radios consult a service center 2 There is much noise only on FM Due to differences in FM and AM syst...

Page 130: ...c response to one area are common due to several body parts being imperfectly grounded Caution 1 Connecting a high tension cable to the noise filter may destroy the noise filter and should never be done 2 Check that there is no external noise Since failure due this may result in misdiagnosis due to inability to identify the noise source this operation must be performed 3 Noise prevention should be...

Page 131: ...AUDIO SYSTEM Troubleshooting NOISE SUPPRESSOR LOCATION 54 131 SOHC DOHC Models equipped with the AM FM radio AWD 1 Noise condenser TSB Revision ...

Page 132: ... tires etc occurs because of separation from the ground causing a buzzing noise Since no mea sures can be taken on the radio side steps should be taken to discharge the static electricity of the vehicle body Is the radio correctly grounded Is the mounting screw tightened securely No Tighten the screw securely 1 Yes 4 Is the antenna correctly grounded If noise appears when the antenna is moved this...

Page 133: ... body Is the radio chassis correctly grounded Is the mounting screw tightened securely No Tighten the screw securely IYes Is the antenna correctly grounded If noise appears when the antenna is moved this means the ground is not securely connected If rust is present of the antenna ground screw clean and tighten the ground securely IYes f 1 Repair or replace radio 1 L I About multipath noise and fad...

Page 134: ...ntact a servrce l Time period center B RADIO B l 1 No sound I Is the key switch of the vehicle in the correct position ACC or ON No Perform the correct operation I I Yes f Is the radio switched ON IYes Perform the correct operation I Yes With electronic volume control press a few seconds in the up direction to check t Is there sound when a cassette tape is inserted Yes Repair or replace radio SF r...

Page 135: ...aker for conductance Yes Repair speaker harness and ensure proper connection of relay connec tors No I Reparr or replace speaker 2P connector Crackle crackle R range A0665 Crackle crackle Tester Q range xl Conductance check method 1 1 Remove 9P and 5P connectors from radio 2 Insert test Drobe into connector terminal Concerning speaker connector refer to P 54 113 115 117 119 121 and 123 Determinati...

Page 136: ...1 Yes I Is proper performance obtained when the vehicle is moved I No 11 Is the antenna completely extended No Refer to troubleshooting E l Yes No Are the antenna plug and radio unit properly connected I Reconnect Yes t Does the problem disappear if connected to another radio I Repair or replace radio No TSB Revision 1 Antenna malfunction For motor antenna refer to E l 2 B 4 1 No sound from AM or ...

Page 137: ...roubleshooting E l I Yes t Does tuning solve the problem Is the problem limited to the reception of a specific radio station from a specific position Electrical field condition related multipath noise or fading noise No Is the antenna plug properly connected to the unit Ensure proper connection Does the problem disappear when a different radio is Repair or replace radio I I Antenna malfunction For...

Page 138: ...nstant No 4 4 Are the speaker cords in contact with the cone paper I Yes ä Remove cords away from cone paper t Remove the speakers and check for torn cone paper or foreign objects Yes Repair or replace speakers I No Check for deformation with speaker Installed No Yes Install speaker securely I Repair or replace radio 1 B 7 1 Distortion on FM only I Yes Due to multipath noise No TSB Revision ...

Page 139: ...le in an underground garage or inside a building No Yes Is proper performance obtained when the vehicle is moved Yes OK I I I Is the antenna completely extended I Refer to troubleshooting E 1 1 Yes Is the antenna plug properly connected to the equipment Ensure proper connection For motor antenna refer to E l 2 1 TSB Revision ...

Page 140: ...Repair or replace radio C CASSEl fE PLAYER 1 C l 1 Cassette tape will not insert Are there any foreign objects in the cassette player Remove the object s I Attempting to force a foreign object e g a coin or clip etc out of No the cassette player may damage the mechanism The player should be taken to a service dealer for repair Does the cassette player work if another tape is inserted Replace tape ...

Page 141: ...B 1 vehicle fuses C 3 1 No sound from one speaker Is there any sound when the bal ance or fader buttons are cen tered OK No Does the radio produce any sound When sound comes from only left or rrght channel of the deck No Change the tape and check for sound Wpi j A prerecorded tape should be used on both channels N O l Ensure that the tape label IS not loose that the tape itself IS not deformed and...

Page 142: ...Cassette tape will not eject I The problems covered here are all the result of the also possible and attempting to force the tape out use of a bad tape deformed or not properly of the player can cause damage to the mechanism tightened or of a malfunction of the cassette player The player should be taken to a service dealer for itself Malfunctions involving the tape becoming repair caught in the me...

Page 143: ...pe is changed o Ensure that the tape label is not loose that the tape No itself is not deformed and that the tape is tightly wound l Tapes of C l 20 or greater length often get caught in the mechanism and should not be used Does the problem only occur while the vehicle is being driven Repair or replace cassette player Is the cassette player properly installed to the vehicle Ensure cassette player ...

Page 144: ...e properly if CD is properly inserted the CD dirtv or if CD is replaced with No Reparr or replace CD player Yes Is proper CD also rejecte though it is inserted once again If the CD is already loaded doesn t the shutter open to allow rnsertron when another CD is inserted If the key switch is not at ACC or ON the CD stops at depth of 15 mm below the nanel surface even when it is inserted and it will...

Page 145: ...roperly No Are the radro set and CD player connected securely7 Yes 1 Repair or replace CD player The combined radio cassette must operate properly D 3 CD sound skips 1 Sound sometrmes skips durrng parking Yes Is CD face scratched or dirty Repair or replace CD player I I Replace CD 2 Sound sometrmes skips during driving Stop vehicle and check it Check it by using a proper CD which is free of scratc...

Page 146: ...ted Is the key switch ignition key1 at ACC or ON Yes If CD IS not elected don t reject It The player may be damaged Therefore contact a service shop for repairs 1 D 6 1 No sound from one soeaker Securely connect them Yes 1 Does it play properly If another CD Yes Repair or replace B CD player Repair or replace the combined radio set 1 TSB Revision ...

Page 147: ...Repair the harness E 2 1 Motor antenna extends and retracts but does not receive Is the antenna itself OK No Repair or replace it I Yes Is operation normal when a new antenna assem bly is directly installed to the radio Refer to B Radio troubleshooting 1 Mast A Mast B Mast C connector Fender Antenna housing F Body ground E 16AO667 I Checking the antenna I Ohmmeter measurement locations Result I I ...

Page 148: ...ght correct as shown 5 Turn the rack cable gears toward the rear of the vehicle 90 to the right and engage the cable with the motor gears NOTE Pull the rack cable up gently The rack cable gears are not engaged with the motor gears if the cable comes out smoothly If the gears are not engaged check the cable tip again to be sure it IS straight then repeat 4 and 5 6 Raise the antenna pole vertically ...

Page 149: ...teps 1 Radio panel 2 Radio and tape player mounting screw 3 Radio with tape player 4 Radio bracket RADIO AND TAPE PLAYER I991 models REMOVAL AND INSTALLATION 16A1275 Removal steps 1 Radio panel 2 Radio and tape player mounting screw 3 Radio with tape player 4 Radio with tape player and CD player 5 Radio bracket TSB Revision I ...

Page 150: ...steps 1 Radio panel 2 Radio and tape player mounting screw 3 Radio with tape player 4 Radio with tape player and CD player 5 Radro bracket RADIO AND TAPE PLAYER I993 models IEMOVAL AND INSTALLATION 1 Radio panel 2 Radio and tape player mounting screw 3 Radio with tape player 4 Radio bracket TSB Revision ...

Page 151: ...4 151 POWER AMPLIFIER I991 models Vehicles with CD player Mm REMOVAL AND INSTALLATION Removal steps 1 Trunk room side trim Referto GROUP 52 Trim 2 Power amplifier 3 Bracket SPEAKER Front speaker REMOVAL AND INSTALLATION M64NMAH TSB Revision ...

Page 152: ...teps 1 Door trim Refer to GROUP 52 Trim 2 Speaker garnish 3 Door speaker 4 Speaker cover Removal steps I 1 Speaker garnish 2 Rear weaker SERVICE POINTS OF REMOVAL 1 REMOVAL OF SPEAKER GARNISH Remove from the luggage compartment side the garnish installation nut 1 TSB Revision ...

Page 153: ...onnection 4 Feeder wire connection 5 Motor antenna assembly INSPECTION Vehicles built up to June 1988 MOTOR ANTENNA ASSEMBLY Following inspections should be made with the harness connector disconnected from the power antenna relay 1 With the power connected to the terminal 10 and the power to the terminal 7 check that the antenna mast extends With the connection reversed check that the antenna mas...

Page 154: ...With the power connected to the terminal IO and the I 1 power to the terminal 7 check that the antenna mast extends With the connection reversed check that the antenna mast retracts ANTENNA RELAY With the harness connector connected and the antenna mast extending retracting check the antenna relay voltage Measurement terminals Measurement Voltage VI conditions Between 1 and 6 Between 2 and 6 Betwe...

Page 155: ...INSTALLATION Removal steps IPre removal and Post installation ODeration 1 Feeder cable and radio connections 2 Trunk room side trim 3 Motor antenna or whip antenna and okemoval and Installation of Front Seat feeder cable connections 4 Feeder cable TSB Revision ...

Page 156: ...ting REAR WINDOW DEFOGGER TROUBLESHOOTING DEFOGGER CIRCUIT I GN SWI jlBLE IG L 7 CIRCUIT DIAGRAM SUB FUF 1989 models LINK fl I 6 r Q C 23 4 1 z KX35 AC HY32 NY M54PHBDb LR I LR I J B GENERATOR c 16 L TERMINAL A 3 DEFOGGER SWITCH TSB Revision ...

Page 157: ...REAR WINDOW DEFOGGER Troubleshootina 54 157 TAILLIGHT RELAY J J B RHEOSTAT E 01 i m J C TAIL C 16 ILL IN0 I 1 6 iii m EgJ C ff RHEO 3 LL DEFOGGER E 15 SWITCH 1 2 m 3456 TSB Revision ...

Page 158: ...W DEFOGGER Troubleshooting DEFOGGER CIRCUIT CIRCUIT DIAGRAM 1990 models SUB LINK c L c 1 4 1 7 n CLI DEFOGGER m 4 1 J B LR 14 LR 1 DEFOGGER SWITCH 1 OFF OA f2 Ii5 L 3 J E 15 DEFOGGER TOR MINAL 25AC H1322 NY TSB Revision ...

Page 159: ...REAR WINDOW DEFOGGER Troubleshooting 54 I 59 TAILLIGHT RELAY z I 2 s lZ iCATED 30A 5 RHEOSTAT E 01 p rg J C TAIL 4 ILL f 1 zi DEFOGGER TIMER zi I 1 C 16 DEFOGGER SWITCH TSB Revision ...

Page 160: ...DOW DEFOGGER Troubleshooting DEFOGGER CIRCUIT CIRCUIT DIAGRAM rriX33 AC H1332 NM From 1991 models SUE LIh I FU IK 4 4 IGNITION WH ml J B DEFOGGER SWITCH A N DEFOGGER a _ m r h Z c 75x 121 m 4 5 6 OR IINAL TSB Revision ...

Page 161: ...REAR WINDOW DEFOGGER Troubleshootins 54 161 TAILLIGHT RELAY z I iz c p E CATED IOA z I C 32 8 5 RHEOSTAT E 01 J C TAIL C 32 16 C 38 4 i Pp N J B 1 C 16 DEFOGGER SWITCH 1 TSB Revision ...

Page 162: ...nt I I 0 1 1 I Powve Prlnted heater line Negative terminal terminal 16Y332 Break Tape q Conductive paint 16Y333 THE PRINTED HEATER LINES CHECK 1 Run engine at 2 000 rpm Check heater element with battery at full 2 Turn ON rear window defogger switch Measure heater element voltage with circuit tester at rear window glass center A Condition good if indicating about 6V 3 If 12 V is indicated at A ther...

Page 163: ...uity between the terminals OFF Terminal 3 NOTE O O indicates that there is continuity between the terminals DEFOGGER RELAY INSPECTION M54PlAa 1 Remove defogger relay 2 Connect battery power source to terminal 3 Check circuit between term Is with terminal 1 grounded Continuity Power is 4 5 terminals I not supplied No continuity 1 3 terminals Continuity 1 TSB Revision ...

Page 164: ...d the test light to the timer as shown in the figure 3 Check to be sure that the test lamp illuminates for approximately eleven seconds when battery voltage is applied to terminal I for a few seconds 4 Check to be sure that the test light switches OFF when battery voltage is again applied during the test described above to terminal 0 I 1 Battery TSB Revision ...

Page 165: ...whether or not input signals are being input from each switch to the electronic control unit 1 Connect the scan tool to the data link connector located at the right side of the junction block 2 Check to be sure that voltage should be output with the ignition key OFF door switch ON door opening and the following switch ON l Key reminder switch l Hood switch l Door switch l Door lock actuator switch...

Page 166: ...isconnected Check by following in Replace the fuse No 9 lowed but the SECURITY light wiring of SECURITY light dividual part and circuit or repair the harness doesn t illuminate power supply or drive cir check No 9 proce There is an alarm however cuit dures P 54 176 Nhen an alarm test is conducted after about 20 seconds have Damaged or disconnected Replace the light bulb sassed vvi b g of SECURITY ...

Page 167: ...N in the usual way ry using the lighting switch Probable cause Check method switch the circuit check No 4 P 54 172 Malfunction of the electro nit control unit Damaged or disconnected wiring of trunk lid switch If a malfunction is indi cated as a result of checking the input sig nals check by follow switch ing individual part and the circuit check No 8 procedures P 54 176 Malfunction of the ECU I D...

Page 168: ...is der switch the circuit check No 7 procedures P 54 175 Malfunction of the ECU Replace the ECU NOTE 1 If there is abnormally excessive play in the installation of the key cylinder switch of the trunk and for doors or if there is improper installation or if there is a malfunction of the switch itself the signals to disarm the system and to deactivate the alarm won t be sent to the ECU In this inst...

Page 169: ...al I which is directly connected to the battery ECU terminal voltage Connection condition of the ECU connector ECU Signal Condition Terminal terminal No voltage ECU power supply At all times Batterypositivevoltage Checking the ground circuit Disconnect the connector and check at the wiring harness side ECU termwa No Connected lo measured component Measurement Tester connectton Check condition Stan...

Page 170: ...s are sent to the ECU ECU terminal voltage Connection condition of the ECU connector I ECU Signal Condition Terminal terminal No voltage I I I Key reminder Key removed Battery positive voltage switch Key inserted ov Checking the key reminder switch circuit Disconnect the connector of the ECU and check at the wiring harness side ECU terminal No Connected to measured component Measurement Tester con...

Page 171: ...nals are sent to the ECU When the hood is opened the hood switch is switched ON LOW level signals are sent to the ECU ECU terminal voltage Connection condition of the ECU connector Measurement is not possible by using a voltmeter but IS posstble by using an oscilloscope Checking the hood switch circuit Disconnect the connector of the ECU and check at the wiring harness side Checking individual par...

Page 172: ...is opened the door switch is switched ON LOW level signals are sent to the ECU ECU terminal voltage Connection condition of the ECU I ECU terminal No Signal I Condition Terminal voltage I Measurement is not possible by using a voltmeter but is possible by using an oscilloscope Checking the door switch circuit Disconnect the connector of the ECU and check at the wiring harness side Checking individ...

Page 173: ...witch is switched ON LOW level signals are sent to the ECU ECU terminal voltage Connection condition of the ECU I ECU terminal No Signal I Condition I Terminal voltage I I I I I I I Measurement is not possible by using a voltmeter but is possible by using an oscilloscope Checking the door switch circuit Disconnect the connector of the ECU and check at the wiring harness side Checking individual pa...

Page 174: ... No Signal I Condition Terminal voltage Q 0 c a rk Door lock Lock OFF 5V 03 switch actuator _ rear door switch Unlock ON ov Measurement is not possible by using a voltmeter but is possible by using an oscilloscope Checking the door switch circuit Disconnect the connector of the ECU and check at the wiring harness side Door lock Door lock actuator Resistance ground actuator sw tch switch IOD Igniti...

Page 175: ...e 5v 0 switch cylinder front LH Rotate ov Trunk lid key Trunk lid Lock 5v 0 cylinder key unlock switch cylinder Unlock ov Checking the door key cylinder and trunk lid key cylinder unlock switch circuit ECU Connected terminal to measured Measurement Tester Check Standard No component connection condillon Door key Not No cylinder Resfstance g r o u n d Dc s rotafe continuity switch Rotate Continuity...

Page 176: ...andard No component No 0 Trunk lid Closed continuity switch Resistance ground Trunk lid 1 Open Contlnulty I SECURITY LIGHT ACTIVATION CIRCUIT I lgnltion switch IGl Description of operation If all doors are in locked state after key locking or key less locking the ECU transistor is turned ON and the security light comes on Checking the security light activation circuit Disconnect the Step 1 1 3 L L...

Page 177: ... ECU transistor is turned ON if the vehicle door etc are opened without use of the key This energizes the theft alarm horn relay to activate the theft alarm horn Checking the theft alarm horn activation circuit Disconnect the connector of the ECU then short circuit terminal No 2 YL line and activate the theft alarm horn relay Step Check object Judgement Mal Normal function Cause Remedy 1 Theft ala...

Page 178: ...t the headlight relay Check object Judgement Normal Mal function Cause Remedy Wiring harness slde terminal voltage l3 Ground1 Battery positive voltage ov Sub fusible link 0 blown Damaged or discon netted harness Replace the sub fusible link Repair the harness Checking individual part Headlight relay Refer to P 54 97 4 i ETACS control unit Headlight ETACS control unit electronic electronic control ...

Page 179: ...nect the connector of the ECU then short circuit terminal No 2 YL line and activate the headlight relay 1 Judaement 1 Step 1 Check object Cause Headlight relay ter minal voltage 1 Ground 2 Headlight terminal Battery ov Harness damaged or Repair the voltage positive disconnected harness Z Ground voltage 3 Headlight terminal Banery The Malfunction of the Replace the voltage positrve head 1 Ground he...

Page 180: ...lay activation circuit Disconnect the connector of the ECU depress fully the clutch pedal and activate the starter relay 5 f ETACS control unit electronic Judgement Step Check object Cause 1 Starter relay terminal Battery ov Malfunction of fhe Check the voltage positive starter relay starter relay 3 Ground voltage 2 Starter motor Battery OV Harness damaged or Repair the terminal positive disconnec...

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Mitsubishi Electric 55624R(S)-MF, Service Manual

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