Saab 9000 1991 Service Manual Download

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Summary of Contents for 9000 1991

Page 1: ...r i SERVfCE 2 5 Traction Information M 1991 95 jxh...

Page 2: ...diagrams 135 2 5 Traction Information Manual M 1991 1995 Foreword TIM is designed to assist and simplify fault tracing and repair of only the most common TCS problems on Saab 9000 cars TIM is not a s...

Page 3: ...Important Points out the risk of minor damage to the car and also warns the mechanic of difficulties and time wasting mistakes Note Hints and tips on how the work can be done in a way that saves time...

Page 4: ...reasonable understanding of how the Traction Control System works If you do not please refer to Service Manual for an explanation of system operation You should take the necessary precautions in your...

Page 5: ...d in Service Manual 2 5 and or in this manual All importers have been supplied with this Manual It contains selected information explaining how to diagnose faults and rectify them Check the wiring and...

Page 6: ...s page 20 Calibration page 22 Diagnostic Trouble Codes DTCs Quick reference page 23 Diagnostic procedures Component identification and testing page 28 Fault diagnosis replacement of diodes in the ABS...

Page 7: ...n as possible about the nature of the fault Action ASK LOOK AND LISTEN ASK Talk with the driver of the car and ask him about the fault LISTEN When did the fault occur and what were the symptoms Was th...

Page 8: ...n Action LOOK and LISTEN Note Carry out a visual inspection of the car but do not touch anything LOOK Look for broken components and loose connec tions under the bonnet LISTEN Listen to the engine Is...

Page 9: ...obile phone anti theft alarm etc are correctly installed LOOK Are any warning or indicator lamps on TCS 1 LOCK Saab Alarm I CHECK ENGINE Before the road test Action READ Diagnostic Trouble Codes DTCs...

Page 10: ...been found that DTCs can be generated in other systems on models during the ETS system Power Off test performed each time the ignition is switched off while the scan tool is still connected On all mod...

Page 11: ...ure During the Road Test A Check the boost pressure 8 Check the Cruise Control system C Check shifting performance automatic transmission D Activate the TCS provoke wheelspin E Watch the warning lamp...

Page 12: ...models it is therefore advisable to terminate scan tool communication before switching OFF the igni tion NEWCOOES Proceed to the OTC fault diagnosis charts on page 70 and deal only with these new code...

Page 13: ...bridg ing connections when obtaining readings via a BOB DON T Never take readings by applying test probes to the connector side Use a breakout lead part No 4066916 DON T Never disconnect any electric...

Page 14: ...load your equipment Remember what you are testing and select the right scale DON T Do not charge the battery without disconnecting it from the car DO Always use a Breakout Box BOB when taking test rea...

Page 15: ...e possibility of extra equip ment such as car phone theft alarm etc affecting the TCS DO Take test readings more than just once to con firm the results Perhaps check with an oscillo scope REMEMBER Poo...

Page 16: ...ASR 86 11 139 Capacitor cable 86 11 048 Saab Diagnostic Adapter SDA 86 11 188 old Saab Diagnostic Adapter II 86 11 436 new BOB cable ETS 86 11 014 r s t cw l 0 0 0 0 0 0 0 0 0 0 C 0 0 C 0 0 0 0 0 0 9...

Page 17: ...Tools and equipment Saab special tools contd ffl J_iL JV Pressure vacuum gauge 45 30 14 883 Pressure gauge 83 93 514 Blanking plug 83 94 587 Blanking plug 83 94 595 Breakout cable 40 66 916 Saab 9000...

Page 18: ...Tools and equipment 15 Saab Recommended Tools TRIG EJOEJ TRIG U 1 0 Saab 9000 1 2Voc Hz ms I jxh...

Page 19: ...363 8827628 Auto M93 4199626 8828089 Manual Throttle body See page 21 for correct throttle 2 0 8982001 body 2 3 9109075 Redesigned throttle sensor due M93 4197927 to wear problem in production as of w...

Page 20: ...cars as of Part No 4015202 7973456 4350443 9505462 4022737 LHD 4018313 RHD 8980922 LHD 4526711 RHD 4301669 8788200 8522310 4019253 4021218 4439477 Part No of replacement component P1029694 w9311 See...

Page 21: ...RESUME status Power Off test It has been found that DTCs can be generated on certain models during the system power off test performed each time the ignition is switched off while the scan tool is sti...

Page 22: ...ation No example 80 01REL02 07 53 04 02 91 382 ETS control module part No Saab example 80 43 00 539 383 ETS control module serial No Hella example 80 65 23 87 550 A C relay activated at 0 2 Hz 8A550 5...

Page 23: ...976 978 93 976 976 976 931 2 976 976 976 978 941 2 95 Automatic Engine ETS J 92TA 93TA 92 97A 93 97B 97A 93 1 2 92 2 3 977 979 979 ETS control module identification external Hella No Model year 5DA006...

Page 24: ...941 2 M941 2 Can replace 9169699 but not vice versa without changing the limp home cable See page 33 for ad justment Important Never use connectors having tin plated contacts to gether with connectors...

Page 25: ...Removes adapted control module values 975 Displays selected engine version Note Command Code 974 must be used before replacing the throttle body to prevent internal damage when the ignition is switch...

Page 26: ...ed or faulty operation of KO actuator motor 4 24020 Signals between pins 32 and 29 of the ETC control module 4 24021 and 4 24090 TC ABS TC pins 4 and 24 are incorrect 4 24221 Engine spe d signal on ET...

Page 27: ...ol module pin 9 and ASR control module pin 21 RR 4 24390 Engine speed signal disturbance 3 4 24391 Engine speed signal incorrect 1A 4 24420 Engine load signal on ETS control module pin 27 missing 3 85...

Page 28: ...Brake clutch switch signals incorrect 4 25723 Brake signal from brake light switch but not from TC ABS 4 25724 Brake signal from TC ABS but not from brake light switch 4 25770 Throttle position sensor...

Page 29: ...faulty 6 77191 ETS control module faulty 6 77192 ETS control module faulty 6 77193 ETS control module faulty 6 77196 ETS control module faulty 6 77290 ETS control module faulty 6 772B1 ASR control mod...

Page 30: ...d 6 78340 ETS control module faulty 6 78341 ETS control module faulty 6 78342 ETS control module faulty removed as of release 930218 6 78380 ETS cannot maintain correct throttle position 6 78391 ETS c...

Page 31: ...lt diagnosis replacement of diodes in ETS control module 42 ABS TC ABS system 48 Throttle body 2 1 3 BU RD A 5 BK WH 2 YE WH B 4 BU WH 6 WH 7 GN WH C 1 GN A Safety switch B Potentiometer C DC motor 8...

Page 32: ...n the throttle body 8 Depress the accelerator slowly until the safety switch actuates and is ON scan tool display 9 Keep the pedal at this position and read out the voltage again 1O The voltage should...

Page 33: ...en throttle R 2 750 Q Pins 3 and 4 R 1 M Q O L Pins 3 and 6 R 1 M Q O L Pins 3 and 2 R 1 M Q O L Pins 5 and 4 R 1 M Q O L Pins 5 and 6 R 1 M Q O L Crosschecks Pin 7 throttle body aluminium R 1 M Q O L...

Page 34: ...tle butterfly to the idle position by hand 6 Apply avoltage to pins 1and 7 as shown the DC motor will then close the butterfly I 7 Now move the butterfly slowly to the open position 8 Watch the lamp t...

Page 35: ...t 61 through the lever opening in the black plastic cover to lubricate the mechanism inside Check the operation of the mechanism by starting and switching off the engine following which the lever shou...

Page 36: ...throttle body s vacuum unit Depress the accelerator Note the position of the cable nipple in this case the inner hole 4 Ifthe cable nipple comes between the holes use the outer hole If the outer hole...

Page 37: ...al pins All pin numbers refer to the BOB 6 Pins 22 and 28 Closed throttle R 24 k Q 30 k Q Half throttle R 440 Q 540 Q 7 Pins 3 and 5 R 800 Q 1200 Q all positions 8 Pins 3 and 16 Closed throttle R 100...

Page 38: ...Actuator Identification No e g 043 11 22 15 ASR 23 24 ASR control module A Potentiometer 8 DC motor 1 YE RD 2 BU RD 3 RD 4 BU WH 5 WH H10 19 Saab 9000 Diagnostic procedures 35 I 2 5 A 6 7 1 B KO actu...

Page 39: ...ion Crosscheck KD actuator winding Pin 7 metallic housing R 1 M Q OL Pin 1 metallic housing R 1 M Q OL 1 Torque test KO actuator Note Perform the torque test only if OTC 2 43691 or 2 43692 has been ge...

Page 40: ...the ASR control module Note All pin numbers refer to the BOB Pins 11 and 15 R 800 1200 Q Pins 11 and 22 R 750 Q cable disconnected lever against stop above full throttle position Pins 11 and 22 R 120...

Page 41: ...Air Bypass Control Valve Test Check the resistance Pins 1 and 2 R 30 Q Note Before switching the ignition ON make sure that all components and connectors are correctly fitted and plugged in Saab 9000...

Page 42: ...bypass valve Leave diagnostics mode withcommand code800 Switch ignition OFF Wait20sec Unplugthevalve s electrical connector and measure the resistance across pins1 and2 R 30ohm No Replace valve N_o _...

Page 43: ...rent markings may occur on safety valves as a result of improvements that are introduced from time to time see Fig Safety valves may be of 1st 2nd or 3rd generation type code 9304 or later see Fig Not...

Page 44: ...with code 800 Note Check that air can pass between point B and point C but not between point A and point C 7 Switch the ignition OFF Note Check that air can pass between point A and point C but not b...

Page 45: ...78 Software identification ETS control module Barometric pressure short hose Obtained using C code 380 Model year Version Time Date 91 01REL01 12 53 11 05 90 01REL02 07 53 04 02 91 92 02REL02 13 40 23...

Page 46: ...der water 3 The valve is OK if bubbles emerge at a rate of not more than 1 bubble per second Preventive action for vacuum system Check that the non return valve is connected to the safety valve by mea...

Page 47: ...e 112 means that the control module was manufactured in week 11 year 1992 M93 1 2 control modules are available from stock for replacement whenever necessary Part No 4159190 Important The M93 1 2 4300...

Page 48: ...dal in idle position to see whether the switch is open approx 1 5V 6 Press the pedal very slowly and watch the multi meter to see where the switching point occurs changes to approx 4 5 Volt 7 Stop the...

Page 49: ...ses where fault diagnosis indicates the accel erator pedal position sensor as the cause of the fault the connector and the sensor s contacts should first be checked and sprayed with Kontakt 61 Also ch...

Page 50: ...3 1 16 2kQ Pins 22 and 14 depressed min 3mm switch closed R 400 500 Q Pins 4 and 2 all positions R 800 1200 Q Pins 17 and 2 not depressed R 750 Q Pins 17 and 2 fully depressed 100 Q Pins 22 and 17 R 1...

Page 51: ...n this section Materials Diode part number 44 24 172 This diode is of type B4 252 GP G1 Special tools Breakout box 86 11 006 35 pin test cable 86 11 154 55 pin TC ABS cable 86 11 030 Multimeter test i...

Page 52: ...Start position should normally light up when the ignition switch is turned from the Drive position to the Start position i e when the 54 supply is interrupted 303A The ANTI LOCK warning lamp lights up...

Page 53: ...K Instrument reads 0 6 V OL probably open cir cuit B instrument positive to 20 and negative to 27 Instrument reads 0 0 V short circuit in diode Instrument reads OL diode OK In the event of an open cir...

Page 54: ...tion switch is turned from the Drive position to the Start position i e when the 54 supply is interrupted 303A The ANTI LOCK warning lamp does not light up when the ignition switch is in the open circ...

Page 55: ...ent reads 0 6 V OL probably open cir cuit B instrument positive to 33 and negative to 52 Instrument reads 0 0 V short circuit in diode Instrument reads OL diode OK In the event of an open circuit or s...

Page 56: ...ge the diode ABS M93 MK4 9000 ABS ASR M93 MK4 9000 Fault symptoms Table 3 Diode No Fault symptoms Cause of fault Diagnostic procedures 53 303A The ANTI LOCK warning lamp does not light up when the ign...

Page 57: ...nstrument positive to 33 and negative to 52 Instrument reads 0 0 V short circuit in diode Instrument reads OL diode OK In the event of an open circuit or short circuit change the diode Unplug the 55 p...

Page 58: ...r one of the new diode s leads to the crimp Be sure to fit the diode with the banded end facing in the same direction as the old one Compare it with the old diode or consult table 4 Important Be caref...

Page 59: ...he igni tion switch to the Drive position If the diodes are correctly connected the ANTI LOCK warning lamp and the TCS CTRL warning lamp if fitted should light up at the same time as the ignition is s...

Page 60: ...ter 2 3 seconds TCS M91 93 3038 Normal pump operation 9000 ASA 385 TCS CTAL lights up and goes out M92 after 2 3 seconds 9000 303A ANTI LOCK lights up and goes MK4 out after 2 3 seconds M93 3038 Norma...

Page 61: ...llow Black M1987 92 white White Blue ABS 9000 M1993 Yellow White Yellow Black MK4 white White Yellow TCS 9000 M 1991 Yellow White Blue Black Yellow Blue white white White Blue TCS 9000 M 1992 Yellow W...

Page 62: ...ut 17 Pedal Position Sensor input 18 Cruise Control RESUME input 19 Cruise Control SET input 20 Throttle Motor pin 1 output 21 Throttle Motor pin 7 output 22 30 switched from Main Relay input 23 TCS C...

Page 63: ...ignal Front Right input 10 Wheel Speed Signal Front Left input 11 Kick Down Actuator output 12 15 switched from Ignition Switch input 13 Main Ground input 14 ETS Communication Link OUT output 15 Kick...

Page 64: ...ke system ABS General hints Before taking voltage readings it is advisable to check the system for shorting to ground and or B using a multimeter Voltage readings are based on an active system IGN ON...

Page 65: ...elerator pedal Reading should be Sensor supply sensor steady at 0 1 0 2 V voltage 5 out WH 979 Throttle sensor Reading should be Sensor supply steady at 0 1 0 2 V voltage 6 out GY 986 Charge air bypas...

Page 66: ...imp Home mode 14 in GY WH 982 Acc pedal sensor Accelerator pedal Scan tool code 207 safety switch released pedal released from acc pedal U 1 5 V 88007 sensor pin 5 depressed more than pedal depressed...

Page 67: ...OV from pin 2 main cruise control switch 20 out GN 981 Throttle motor 2 Pedal released Throttle motor 2 from throttle body UR 10V closes the throttle pin 1 Fully depressed PWM LJR 14V 21 out GN 980 Th...

Page 68: ...500 s min 25 80025 max 512 80512 28 in BK WH 976 Throttle sensor Throttle closed Scan tool code 208 safety switch throttle U 1 5 V closed 8B008 housing pin 5 Throttle open more than halfway U 6 4 V op...

Page 69: ...n tool Scan tool connected control module to disconnected U B scan tool U 0V 35 out BN WH 975 Safety Valve control ON U 2 0 V Scan tool command signal OFF U R j B code 551 valve pulsing at 1 Hz 36 in...

Page 70: ...n 2 3 in BU 978A Throttle position Acc pedal fully Umax Upin3 sensor released sensor from throttle body U 3 4 5 4 V pin 4 Pedal slowly Umin Upin 5 depressed sensor reading should decrease but not belo...

Page 71: ...n GN WH MAN ETS communication Communication OK faulty link 968 link out U 6 7 V higher or lower to ETS pin 29 readings 15 out RD 1098 Kick Down Reading should be Sensor supply voltage Actuator steady...

Page 72: ...Kick Down Acc pedal fully Um in Upin15 actuato r sensor released sensor position U 1 V Uma x Upin11 from KDA pin 5 Pedal slowly sensor depressed reading should increase but not above U 5 4 V 23 out BU...

Page 73: ...0 2 45780 3 55780 7 67581 Fault info Throttle sensor signal notcorrect Components Throttle body Change throttle body Check 5 Check throttle body connectors ETS and ASR control modules and their female...

Page 74: ...360 4 25781 3 55781 Fault info Pedal sensor signal notcorrect Components Pedal sensor Change pedalsensor Check 5 Check pedalsensor connectors ETSandASRcontrol modules andtheirfe maleconnectors Check f...

Page 75: ...s Startengine Run30sec Stopengine Wait5sec Readcodes 2 45251 Fault info Pedal sensor signal notcorrect Components Pedal sensor Change pedal sensor Check 5 Check pedal sensor connectors ETSandASRcontro...

Page 76: ...0 4 25770 Fault info Throttle sensor signalnotcorrect Components Throttle body Change throttle body Check 5 Check throttle body connectors ETS andASR control modules andtheirfemale connectors Check fo...

Page 77: ...s Startengine Run30sec Stopengine Wait5sec Read codes 4 25721 4 25771 Fault info Pedal sensor signal notcorrect Components Pedal sensor Change pedalsensor Check 5 Check pedal sensor ETSandASRcontrol m...

Page 78: ...ignals fromspeedome terandABStTCS manual orASR automatic greater than 10 km h Vehicle speed 30km h Components Speedometer Wheel sensors Yes Check speed sen sorongearbox Unplug connectors Inspect forco...

Page 79: ...ds 659A and123 formalfunc tioning OK No Rectifywiringhar ness Yes Remove external leadandchange instrument Check4 Check 6 SprayETSandASAcontrolmodule con nector contacts withKoniakt 61 Refitcomponents...

Page 80: ...imphome cable YesI Islimphomeleverinitsoutermost position Islimphome lever initsinner position cannot No bepushed further back IYes IYes No Disconnect hose Startengine Spray themecha fromthrottle body...

Page 81: ...throttle body andtheETS control module male andfemale connector contacts Check forretracted corroded and damaged pins Repa ir replace faulty connec tors pins Spray allpinswithKontakt 61 Make surethatt...

Page 82: ...ching thehoses onebyone Thepressure should notrisebymoreIha 1 0neminute Pinch thehose between thenon return valveandsafety valve Pinch thehosebetween the safety valveandthrottle body Pinch theventhose...

Page 83: ...trol module maleandfemale connectors Check forretracted corroded anddamaged pins Repair replace faultyconnectors pins Spray allpinswithKontakt 61 Ignition switch inOFFposition Check wiringbetween ETSp...

Page 84: ...ins 32and29 andTC ABS Control module pins4 and24 incorrect Components _ ETSControl module TC ABS Control module No Rectify theABS Inspect theETS andABS control module male and female connector contact...

Page 85: ...c Readcodes I Ref it components DTCs Yes I SameDTCs l _ 1 Clearcodes Startengine Run30sec Stopengine Wait5 sec Readcodes I Readcodes I DTCs Yes jves Change ETScont f rolmodule L SameDTCs I Yes I No I...

Page 86: ...fromABS Obut speedometer signalhigher than30km h Components Speedometer Check speedometer accuracy atlowspeed 50 70 km h Reasonable accuracy Rectify No Goto check Test3 No Check speed sensor ongearbo...

Page 87: ...eads 659A and123 formalfunc tion ing OK No Rectifywiringhar ness Yes Remove external leadandchange instrument Check4 Check6 SprayETSandASAcontrol modu le con nector contacts withKoniakt 61 Refitcompon...

Page 88: ...dings Yes Checkforglitches on ETSpin12 engine speed signal usingoscil loscope Glitches onengine speed signal No Gotocheck6 No Unplugconnectors on ETSand enginemanagement system In spectfor corrosionor...

Page 89: ...dules withKontakt 61 if notalready done Refitcomponents Clearcodes Startengine Run30sec Stopengine Wait5sec Read codes T I I I I Disconnect lead706AfromETSpin12 Trionic pin58 706fromDIpin29and530fromL...

Page 90: ...nagement system Unplug connectors Inspect forcorrosion orretracted pins OK No Glitchesin engine load signal Yes Yes Engineat idle Comparethe engine speedreadings onthescantool code 249 andtheTS instru...

Page 91: ...Trionic control modules orLH DIcontrol modules withKontakt 61 if notalready done Refiicomponents Clearcodes Startengine Run30sec Stopengine Wait5sec Readcodes T I I I Disconnect lead706AfromETSpin12 T...

Page 92: ...or sensor signalnotcorrect Components Kick down actuator Change kick down actuator Check 5 Check theconnectors onthekick down actuator andtheETSandASAcontrol modules andtheirfemale counterparts Check...

Page 93: ...eadcodes DTCs Check 3 No Evacuate thepneumatic actuator Ignition ON Depress theaccelerator pedalveryslowlyandatthesametimewatchthe throttle butterfly alsopossible tomonitor withanoscilloscope Connect...

Page 94: ...sebetween thenon return valveandsafelyvalve Pinch thehosebetween thesafety valveandthrottle body Pinch theventhoseonthesafety valve Check4 Non return valvebench test Safety valvebench test Mechanical...

Page 95: ...ill be specially noted Oscilloscope channel configuration CH1 Main ground control module ref point CH2 Main signal CH3 Related signal CH4 Specially required signal Pin 1 Main ground control module For...

Page 96: ...Accelerator pedal position sensor CH2 4 80V 840 00us y I CH2 1 00V 1ms A f T il 7 V CH1 200mV 1ms r 1 Pin 2a Accelerator pedal position sensor CH2 CH3 CH2 4 94V 1 0000ms y f CH2 1 00V 1ms CH3 1 00V 1m...

Page 97: ...3 Throttle position sensor CH2 4 94V 1 0000ms y I r 17 y I A Pin 3a Throttle position sensor CH2 CH3 CH2 4 97V 2 0000ms y I 17 J I I A Saab9009 CH2 1 00V 1ms I CH1 200mV 1ms CH2 1 00V 1ms I CH3 1 00V...

Page 98: ...erator pedal position sensor CH2 140mV 1 0000ms y I CH2 500mV 1ms J I I CH1 200mV 1ms I A Pin 4a Accelerator pedal position sensor CH2 CH3 CH2 140mV 1 0000ms y I I CH3 1 00V 1ms CH2 1 00V 1ms J 1 CH1...

Page 99: ...rottle position sensor 2 0000ms y I 1 A i J J I J I I 17 A Pin 5a Throttle position sensor CH2 CH3 CH2 140mV 2 0000ms y I I V 1 d A l I 1 A Saab 9000 V CH2 500mV 1ms CH1 200mV 1ms CH3 1 00V 1ms CH2 1...

Page 100: ...1 0000s I I 7 I I A ETS reference graphs 97 CH2 5 00V 500ms CH1 200mV 500ms Pin Ga Charge air bypass control valve pulsed Note Use scan tool code 552 pulse 1 Hz CH2 13 5V y I 1 l L I 1 1 0000S I Saab...

Page 101: ...main ground not used CH2 35 0mV 2 0000ms y I f L t CH2 1 00V 1ms I 11 I r I I I I t I i CH1 200mV 1ms I A Pin 9 Scan tool communication L line Note No diagnostics CH2 11 7V 1 0000s y I I I I CH2 2 00...

Page 102: ...H2 2 00V S00ms I I I I I I I I I I I I I J CH1 200mV 500ms I I I I I A Pin 9b Scan tool communication UK line Note when init system No 3 also see pin 34 CH2 L line refer to 9a CH3 K line CH3 11 6V 1 8...

Page 103: ...V 71 960ms y I I I I I I I I I I I I I I I I I I I I I I A Pin 10a Vehicle speed 100 km h CH2 5 43V 14 820ms y I I I I I I I I I I I I I I I I I I I I I I I I I I I A Saab 9000 V CH2 5 00V 20ms CH1 1...

Page 104: ...0V 32 325ms y I r I V I A Pin 12a Engine speed 2000 rpm Note engine running TRIONIC cars only CH2 10 6V 15 075ms y I I I I I I I r r I I I V y I I I A Saab9000 ETS reference graphs 101 V CH2 2 00V 5m...

Page 105: ...pm Note engine running Trionic cars only CH2 0V 10 025ms y I i I I I I I 1 1 I I I I I I I I I I I I I I T I I r I I 1 A 7 Pin 13 Main relay ignition ON CH2 1 26V 1 4350s y I l n A Saab9000 f CH2 2 00...

Page 106: ...Pin 13a Main relay ignition OFF CH2 13 7V 1 4350s y i I 17 I A Saab 9000 1 ETS reference graphs 103 CH2 2 00V 500ms CH1 200mV 500ms r C I lO lO C I u I jxh...

Page 107: ...17 I I I I I I I i I l I I I I I I I I I I I I I A 1 4350s Pin 14a Accelerator pedal safety switch Note CH2 Accelerator pedal safety switch CH3 throttle housing safety switch CH4 Accelerator pedal pos...

Page 108: ...nce graphs 105 V CH2 2 00V S00ms 0 CH1 200mV S00ms N l Pin 16 Throttle position sensor moving Note Time not relevant wide open means pressed beyond pressure point in pedal sensor CH2 1 51V 1 4350s y I...

Page 109: ...I I I l I I I I I I I A CH2 1 00V 500ms C CH1 200mV 500ms Pin 1Gb Throttle position sensor opening closing Note CH2 throttle position sensor CH3 throttle body safety switch CH2 1 47V y I I I I I I I...

Page 110: ...n _ fully depressed CH2 1 75V 1 4350s y y 1 I I V I I I I I I J I J I I I I I f I 1 CH2 1 00V 500ms CH1 200mV 500ms L L N Pin 17a Accelerator pedal position sensor released CH2 245mV y i I I I I I I I...

Page 111: ...I t I I I I I I I I I I I I II I I I I I I V f I I I I I I I I A 2 0950s I CH2 1 00V 500ms CH3 2 00V 500ms Ill Ill CH1 200mV 500ms N u Pin 16 17 Throttle position sensor Pedal position sensor Note CH2...

Page 112: ...I I 7 I A Pin 19 Cruise control SET Note released IJll depressed IJll released CH1 7 00mV 2 0950s I I T I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I I 7 I A Saab 9000 I E...

Page 113: ...1 CH1 0V y I I I I 12 930ms I I I 7 Pin 20 21a Throttle motor pin 20 pin 21 Note Only ignition ON Open throttle quickly by depressing accelerator pedal CH2 throttle motor pin 20 CH3 throttle motor pin...

Page 114: ...pedal CH3 140mV CH2 throttle motor pin 20 CH3 throttle motor pin 21 250 00us CH2 CH3 CH1 2 00V 50ms 2 00V 50ms 500mV 50ms Pin 20 21c Throttle motor pin 20 pin 21 Note Only ignition ON Open throttle in...

Page 115: ...Only ignition ON Close throttle in normal manner CH1 14 0mV 21 000ms Pin 22 30 supply voltage from main relay Note Ignition OFF ON OFF Also refer to pin 25 CH2 13 6V 2 6500ms y t I A l l Saab9000 CH2...

Page 116: ...I I I I I I I I I I I A 275 00ms d Pin 22 25a 30 15 supply voltage Note Switch ignition OFF power off test CH2 30 supply voltage CH3 15 supply voltage CH2 5 81V y I I I I I I I I I I I I I I I I I I I...

Page 117: ...on OFF short power off test CH2 30 supply voltage CH3 15 supply voltage CH2 5 60V y I I I I I I I I I I I I I I I I I I I I I I f I I I I I t I r I I I I 1 I I I I i l 1 l I I I I Pt I I I I A 2 6500s...

Page 118: ...I I I I I I I I I I I I I I I I I I I I r f I I I I Pin 23a TCS CTRL lamp Note Enter scan tool code 553 for pulsing CH2 140mV y I I 17 A 1 3250s j l h I 910 00ms A r Saab 9000 ETS reference graphs 115...

Page 119: ...so refer to pin 22 CH2 13 6V If l 1 I II y 1 1 4800ms lu 11 u I ry I CH1 200mV 500ms IO IO CH2 2 00V 500ms Pin 26 Throttle butterfly angle PWM output Note Engine at idle DI cars on ly 100 Hz 5 CH2 280...

Page 120: ...rottle DI cars only 100 Hz 95 CH2 12 8V y f t t I A I j 9 5000ms I I I I I I CH2 2 00V 5ms CH1 500mV Sms Pin 26b Throttle butterfly angle PWM output Note Engine at idle TRIONIC cars only 200 Hz 5 CH2...

Page 121: ...200 Hz 95 CH2 12 8V 4 7600ms y 1 I I l I i I I I I I I I I I I I I I I I I I I i I I I I I i I I T I I I I I t i I f Pin 27 Load signal Tq Note Engine at idle without load CH2 0V 1 0000ms y I I I I I...

Page 122: ...I I I I I I I I I I I I I I I L 7 Pin 27b Load signal Tq Note Engine at idle single pulse with load CH2 0V 2 S000us y I I I I I I I I I I I I I I I I Ii Saab9000 ETS reference graphs 119 V CH2 2 00V...

Page 123: ...ch Note Butterfly closed butterfly open CH2 910mV 450 00ms CH2 2 00V 200us l t I CH1 500mV 200us y f I A Pin 29 TC ABS interface input signal Note Manual gearbox cars CH2 12 4V 22 500ms y I L CH2 2 00...

Page 124: ...CH2 OV 1 1250s y ETS reference graphs 121 CH2 5 00V 500ms I CH1 500mV 500ms 1 4 _ _ 4 1 0 Pin 32 TC ABS interface output signal Note Manual gearbox cars CH2 9 94V 22 SOOms y I 1 7 t _ Saab 9000 CH2 2...

Page 125: ...ure sensor Note Engine coolant temperature f j 40 C 104 F Lower temp higher reading Higher temp lower reading Also compare with scan tool code 250 CH2 2 31V y I I I f I I I I I I t T t I l 22 SOOms i...

Page 126: ...in 9 for L line CH2 11 9V 2 0050s y I I 1 I t I T I I I I A Pin 34a Diagnostic K line Note When init system No 3 CH2 11 9V 2 0050s y I 17 I A Saab9000 ETS reference graphs 123 CH2 2 00V S00ms CH1 S00m...

Page 127: ...i I I i I A Pin 35a Safety Valve 2 0050s I 1 t I t I t Note Use command code 551 for pulsing with 1 Hz CH2 13 1V 2 0050s y I I f I I I ti 11 U f ttr 11 l1 I _ J r Y I A Saab 9000 I i CH2 2 00V 500ms U...

Page 128: ...pedal safety switch Note released depressed released CH2 420mV 2 0050s y I I I 7 I A Pin 37 ACC request Note OFF ON CH2 13 4V 2 0050s y I I A Saab 9000 1 I I I I I CH2 2 00V 500ms CH1 S00mV 500ms a D...

Page 129: ...H3 ACC relay CH2 0V 12 S00ms y I I V l I I t I I I t Pin 37 38a ACC requesUACC relay Note ON OFF CH2 ACC request CH3 ACC relay CH2 13 6V I j J 12 S00ms Saab 9000 I CH2 2 00V S00ms I CH3 2 00V S00ms V...

Page 130: ...ay Note OFF llll ON CH2 1 0SV 637 S0ms y I CH2 2 00V S00ms 17 CH1 S00mV 500ms i l___l_ _ ____J__ _ _L__j____L_ _ __ N Pin 38a ACC relay Note ON llll OFF CH2 70 0mV y I l I 7 A 637 S0ms 1 Saab9000 CH2...

Page 131: ...fthis reinforced bracket is used on ear lier cars the omega clip should NOT be fitted Push the lever of the KDW motor as far away as possible from the cable sheath adjusting clamp 2 Check whether the...

Page 132: ...e and clear the DTCs 2 Run the engine to normal operating tem perature Note If the engine will not idle enter scan tool code 974 3 Enter scan tool code 971 to obtain the base line setting Saab9000 1 2...

Page 133: ...ve the KDW motor during base line setting automatic transmission only It should move 5 Enter scan tool code 973 wait for TCS CTRL lamp to light up and then start the engine Do not touch any other cont...

Page 134: ...SET button and keep it depressed until the lamp goes out 7 Engine revs should rise to 3000 rpm and then drop back to idling speed Remember After calibration always recheck for DTCs Saab 9000 II ITCSI...

Page 135: ...t Road test Carry out a road test as described in Road test see page 8 Recheck for DTCs Diagnose all systems that can be contacted via both scan tool data link connectors black and green No DTCs shoul...

Page 136: ...Inform customer of repairs Make sure that the customer is told about the nature and extent of the repairs carried out on his car Saab 9000 Final road test 133 0 a 3i jxh...

Page 137: ...board by the 134 Brake switch for Cruise Control on front left hand loudspeaker socket the brake pedal G24 Grounding point on the right hand 141 Selector for Cruise Control on the front seat member di...

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Summary of Contents for 9000 1991

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Saab 9000 1991, Service Manual

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Summary of Contents for 9000 1991

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