Subaru IMPREZA 1995 Service Manual Download Page 8

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10) Relays are classified as normally-open or normally-
closed.
The normally-closed relay has one or more contacts.
The wiring diagram shows the relay mode when the ener-
gizing circuit is OFF.

G6M0204

Key to symbols:

쎻

→

: Current flows.

→

: Current does not flow.

6-3

WIRING DIAGRAM

1. General Description

Summary of Contents for IMPREZA 1995

Page 1: ...fied and the less experienced mechanics Please peruse and utilize this manual fully to ensure complete repair work for satisfying our customers by keeping their vehicle in optimum condition When replacement of parts during repair work is needed be sure to use SUBARU genuine parts All information illustration and specifications con tained in this manual are based on the latest product information a...

Page 2: ...gnated or their equivalents must be utilized 쐌 It must be made well known that the safety of the serviceman and the safe operation of the vehicle would be jeopardized if he used any service parts consumables special tools and work procedure manuals which are not approved or designated by SUBARU All right reserved This book may not be reproduced or copied in whole or in part without the written per...

Page 3: ...UEL GAUGE SYSTEM 49 16 HORN AND CIGARETTE LIGHTER SYSTEM 50 17 LIGHTING HEADLIGHT SYSTEM 51 18 LIGHTING TAIL LIGHT ILLUMINATION LIGHT etc SYSTEM 54 19 OIL PRESSURE AND TEMPERATURE GAUGE SYSTEM 56 20 PARKING BRAKE AND BRAKE FLUID LEVEL WARNING SYSTEM 57 21 POWER WINDOW SYSTEM 58 22 RADIATOR FAN SYSTEM 60 23 REAR WINDOW DEFOGGER SYSTEM 62 24 REAR WIPER AND WASHER SYSTEM 63 25 REMOTE CONTROL REARVIEW...

Page 4: ...tra tions front instrument panel etc the wiring diagram con nector can be located G6M0192 G6M0193 2 WIRING DIAGRAM The wiring diagram of each system is illustrated so that you can understand the path through which the electric current flows from the battery Sketches and codes are used in the diagrams They should read as follows 1 Each connector and its terminal position are indicated by a sketch o...

Page 5: ...ol Number of poles G6M0194 G6M0196 G6M0198 Numbered in order from upper right to lower left G6M0195 G6M0197 Numbered in order from upper left to lower right G6M0199 When one set of connectors is viewed from the front side the pole numbers of one connector are symmetrical to those of the other When these two connectors are con nected as a unit the poles which have the same number are joined 3 Elect...

Page 6: ...no terminal number refer to one pole types Sketches of these connec tors are omitted intentionally G6M0201 6 The following color codes are used to indicate the col ors of the wires used Color code Color L Blue B Black Y Yellow G Green R Red W White Br Brown Lg Light green Gr Gray P Pink Or Orange Lb Light Blue V Violet SA Sealed Inner SB Sealed Outer G6M0202 7 The wire color code which consists of...

Page 7: ...lly used NOTE 쐌 The allowable current in the above table indicates the tolerable amperage of each wire at an ambient tempera ture of 40 C 104 F 쐌 The allowable current changes with ambient tempera ture Also it changes if a bundle of more than two wires is used G6M0203 9 Each unit is directly grounded to the body or indirectly grounds through a harness ground terminal Different sym bols are used in...

Page 8: ...ormally closed The normally closed relay has one or more contacts The wiring diagram shows the relay mode when the ener gizing circuit is OFF G6M0204 Key to symbols 쎻 Current flows X Current does not flow 6 6 3 WIRING DIAGRAM 1 General Description ...

Page 9: ...ctor number refers to the area or system of the vehicle as indicated in table below Symbol Wiring harness and Cord F Front wiring harness LH RH B Bulkhead wiring harness E Engine wiring harness Engine module wiring harness T Transmission cord D Door cord LH RH Rear door adapter cord LH RH I Instrument panel wiring harness R Rear wiring harness Rear defogger cord Room light cord Fuel tank cord Sunr...

Page 10: ...e encountered check the component parts D CONFIRMATION OF SYSTEM OPERATION After repairing ensure that the system operates properly G6M0206 E INSPECTION 1 VOLTAGE MEASUREMENT 1 Using a voltmeter connect the negative lead to a good ground point or negative battery terminal and the positive lead to the connector or component terminal 2 Contact the positive probe of the voltmeter on connec tor A The ...

Page 11: ...hen contacting the negative lead to the diode positive side and the positive lead to the negative side there should be continuity When contacting the two leads in reverse there should be no continuity 3 Symbol o o indicates that continuity exists between two points or terminals For example when a switch posi tion is 3 continuity exists among terminals 1 3 and 6 as shown in table below Terminal 1 2...

Page 12: ...e ohm meter indicates infinite the wiring is open G6M0210 4 HOW TO DETERMINE A SHORTCIRCUIT 1 Test lamp method Connect a test lamp rated at approximately 3 watts in place of the blown fuse and allow current to flow through the circuit Disconnect one connector at a time from the circuit starting with the one located farthest from the power supply If the test lamp goes out when a connector is discon...

Page 13: ... parts especially the radiator and exhaust system immediately after the engine has been shut off 2 PRECAUTIONS IN TROUBLE DIAGNOSIS AND REPAIR OF ELECTRIC PARTS 1 The battery cable must be disconnected from the bat tery s terminal and the ignition switch must be set to the OFF position unless otherwise required by the diagnos tics 2 Securely fasten the wiring harness with clamps and slips so that ...

Page 14: ...ween connector terminals or measuring voltage across the terminal and ground always contact tester probe s on terminals from the wiring connection side If the probe is too thick to gain access to the terminal use mini test leads To check water proof connectors which are not accessible from the wiring side contact test probes on the terminal side being careful not to bend or damage the terminals 7 ...

Page 15: ...ytime Running Light E Ground F B Fuse Joint Box FL1 5 Fusible link 1 5 mm2 IG Ignition Illumi Illumination Abbr Full name LH Left Hand Lo Low M Motor M B Main Fuse Box MG Magnet Mi Middle MPFI Multi Point Fuel Injection Model OP Optional Parts PASS Passing RH Right Hand SBF Slow Blow Fuse ST Starter SW Switch UP Up WASH Washer 13 6 3 WIRING DIAGRAM 3 Working Precautions ...

Page 16: ...rresponding sym bols as when two pages are needed for clear indication D FUSE NO RATING The FUSE No RATING corresponds with that used in the fuse box main fuse box fuse and joint box E CONNECTOR 2 1 Each connector is indicated by a symbol 2 Each terminal number is indicated in the cor responding wiring diagram in an abbreviated form 3 For example terminal number C2 refers to No 2 terminal of conne...

Page 17: ...wn below facilitates wire tracing from one page to the next A A B B J SYMBOLS OF WIRE CONNECTION AND CROSSING Symbol Refers to wires which are connected and branched at the dot point Symbol Refers to wires which are crossed but not con nected K POWER SUPPLY ROUTING A symbol is used to indicate the power supply in each wiring diagram MB 5 MB 6 etc which are used as power supply symbols throughout t...

Page 18: ...5 Wiring Diagram 1 POWER SUPPLY ROUTING GU01 02A 16 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 19: ...GU01 02B 17 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 20: ...FRONT WIPER SWITCH 14 REAR WASHER MOTOR 24 REAR WIPER RELAY 24 REAR WIPER MOTOR 24 No LOAD SYSTEM No FB 14 MAIN FAN RELAY 2 22 FB 15 AT CONTROL MODULE 5 ENGINE CONTROL MODULE 13 FB 16 REAR DEFOGGER 23 FB 17 COMBINATION METER 23 REAR DEFOGGER SWITCH 23 FB 18 BACK UP LIGHT SWITCH 8 INHIBITOR SWITCH 8 FB 19 AT SHIFT LOCK CONTROL MODULE 6 FB 20 HAZARD SWITCH 32 FB 21 MODE CONTROL PANEL 3 COMBINATION M...

Page 21: ...2 GROUND DISTRIBUTION GU04 02A 19 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 22: ...GU04 02B 20 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 23: ...GU04 02C 21 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 24: ...GU04 02D 22 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 25: ...3 AIR CONDITIONING SYSTEM 쐌 With A C GU45 02A 23 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 26: ...GU45 02B 24 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 27: ...3 AIR CONDITIONING SYSTEM 쐌 Without A C GU78 01A 25 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 28: ...GU78 01B 26 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 29: ...4 ANTI LOCK BRAKE SYSTEM GU82 02A 27 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 30: ...GU82 02B 28 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 31: ...5 A T CONTROL SYSTEM 쐌 1800 cc engine model GU41 02A 29 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 32: ...GU41 02B 30 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 33: ...5 A T CONTROL SYSTEM 쐌 2200 cc engine model GU41 03A 31 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 34: ...GU41 03B 32 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 35: ...6 A T SHIFT LOCK SYSTEM GU42 02 33 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 36: ...7 AUDIO SYSTEM GU76 02 34 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 37: ...8 BACK UP LIGHT SYSTEM GU29 01 35 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 38: ...9 CHARGING SYSTEM GU02 02 36 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 39: ...10 COMBINATION METER GU65 03 37 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 40: ...11 CRUISE CONTROL SYSTEM GU71 02 38 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 41: ...12 DOOR LOCK SYSTEM GU73 02 39 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 42: ...13 ENGINE ELECTRICAL SYSTEM 쐌 1800 cc engine model GU10 04A 40 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 43: ...GU10 04B 41 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 44: ...GU10 04C 42 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 45: ...GU10 04D 43 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 46: ...13 ENGINE ELECTRICAL SYSTEM 쐌 2200 cc engine model GU10 05A 44 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 47: ...GU10 05B 45 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 48: ...GU10 05C 46 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 49: ...GU10 05D 47 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 50: ...14 FRONT WIPER AND WASHER SYSTEM GU50 01 48 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 51: ...15 FUEL GAUGE SYSTEM GU61 02 49 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 52: ...16 HORN AND CIGARETTE LIGHTER SYSTEM GU74 02 50 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 53: ...17 LIGHTING HEADLIGHT SYSTEM 쐌 U S A model GU20 02 51 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 54: ...17 LIGHTING HEADLIGHT SYSTEM 쐌 Canada model GC20 02A 52 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 55: ...GC20 02B 53 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 56: ...18 LIGHTING TAIL LIGHT ILLUMINATION LIGHT etc SYSTEM GU21 02A 54 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 57: ...GU21 02B 55 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 58: ...19 OIL PRESSURE AND TEMPERATURE GAUGE SYSTEM GU66 02 56 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 59: ...20 PARKING BRAKE AND BRAKE FLUID LEVEL WARNING SYSTEM GU60 02 57 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 60: ...21 POWER WINDOW SYSTEM GU70 01A 58 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 61: ...GU70 01B 59 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 62: ...22 RADIATOR FAN SYSTEM 쐌 With A C GU14 03 60 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 63: ...22 RADIATOR FAN SYSTEM 쐌 Without A C GU14 04 61 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 64: ...23 REAR WINDOW DEFOGGER SYSTEM GU52 02 62 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 65: ...24 REAR WIPER AND WASHER SYSTEM GU51 02 63 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 66: ...25 REMOTE CONTROL REARVIEW MIRROR SYSTEM GU79 01 64 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 67: ...26 SEAT BELT WARNING AND KEY WARNING SYSTEM GU87 02 65 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 68: ...27 SPOT LIGHT ROOM LIGHT FUSE BOX LIGHT LUGGAGE AND TRUNK ROOM LIGHT SYSTEM GU24 02 66 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 69: ...28 SRS AIRBAG SYSTEM GU86 03 67 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 70: ...29 STARTING SYSTEM GU03 01 68 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 71: ...30 STOP LIGHT SYSTEM GU25 02 69 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 72: ...31 SUNROOF SYSTEM GU75 01 70 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 73: ...32 TURN SIGNAL AND HAZARD SYSTEM GU26 01 71 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 74: ...33 FRONT FOG LIGHT SYSTEM GU22 01 72 6 3 WIRING DIAGRAM 5 Wiring Diagram ...

Page 75: ...Rear door adapter cord RH 쎻 9 Room light cord 쎻 10 Rear door cord RH 쎻 11 Rear wiring harness 쎻 12 Rear defogger cord Ground 쎻 13 Fuel tank cord 쎻 14 Rear door cord LH 쎻 15 Rear door adapter cord LH 쎻 16 Front door cord LH 쎻 17 Sunroof cord or spot light cord 쎻 18 Power window main harness 쎻 19 Transmission cord 쎻 20 Rear gate cord 쎻 21 Rear gate lock adapter cord 쎻 22 Rear oxygen sensor cord 73 6...

Page 76: ...older F20 4 Black A C sub fan relay 2 Relay holder F21 4 Black A C main fan relay Relay holder F22 4 Black A C sub fan relay 1 Relay holder F23 4 Black A C relay Relay holder F24 2 Green Front washer motor F25 3 M B F26 2 Black F27 1 Brown F28 8 F29 2 Black F30 8 B49 Bulkhead wiring harness F31 16 B50 F32 3 Orange A C diode F33 6 Black i6 Instrument panel wiring harness F34 10 Gray F B F35 3 Gray ...

Page 77: ...1 FRONT WIRING HARNESS AND GROUND POINT H6M0354 75 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 78: ...ront sensor RH B7 4 Gray Cruise control actuator B8 12 Gray T3 Transmission AT B9 16 Gray T4 B10 1 Black Starter Magnet B11 2 Gray A B S front sensor LH B12 2 Gray Brake fluid level switch B13 2 Black A B S G sensor MT B14 2 Brown T2 Neutral position switch MT B15 2 Gray T1 Back up light switch MT B16 2 Gray T1 Resistor DRL 76 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 79: ...2 BULKHEAD WIRING HARNESS AND GROUND POINT IN ENGINE ROOM G6M0218 77 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 80: ...rature sensor California E16 2 Brown EGR solenoid valve E17 2 Gray Injector 2 E18 2 Gray Injector 4 E19 2 Gray Camshaft position sensor E20 16 Gray E1 Engine wiring harness E21 16 E2 E22 2 Gray FICD solenoid E23 4 Gray Oxygen sensor E24 6 Gray Ignitor E25 5 Gray Mass air flow meter E26 20 B74 Bulkhead wiring harness 24 B74 Bulkhead wiring harness California model E27 8 B73 Bulkhead wiring harness ...

Page 81: ...3 ENGINE WIRING HARNESS TRANSMISSION CORD AND GROUND POINT 1800 cc engine model EPA0088 79 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 82: ...ion sensor E20 16 Gray E1 Engine wiring harness E21 12 Gray E2 E22 2 Gray FICD solenoid valve E23 4 Front oxygen sensor E24 6 Gray Ignitor E25 5 Gray Mass air flow sensor E26 24 B74 Bulkhead wiring harness E27 8 B73 E28 6 Shield joint connector E29 96 Dark gray Engine control module E32 6 E36 Engine wiring harness E33 4 Gray T5 Rear oxygen sensor cord E34 2 Brown Pressure source switching solenoid...

Page 83: ...4 ENGINE WIRING HARNESS TRANSMISSION CORD AND GROUND POINT 2200 cc engine model EPA0089 81 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 84: ... Black Cruise control sub switch Connector Connecting to No Pole Color No Name B67 8 Combination switch Lighting switch B68 11 Combination switch B69 9 Combination switch B70 2 Black Key warning switch B71 2 Black Key lock solenoid B72 6 Black Ignition switch B73 8 E27 Engine module wiring harness B74 20 E26 Engine module wiring harness 24 E26 Engine module wiring harness California and 2200 cc mo...

Page 85: ...5 BULKHEAD WIRING HARNESS IN COMPARTMENT H6M0357 83 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 86: ...ol main switch i11 6 Fan switch i12 8 Mode control panel i13 2 Black Diode Seat belt i14 10 Remote control rearview mirror switch i15 4 Rear defogger switch i16 4 Combination meter Airbag warning i17 16 Gray Combination meter i18 16 Gray i20 6 Black Illumination control module i21 14 Radio i22 2 CD illumination light i23 3 Cigarette lighter i24 16 R3 Rear wiring harness i25 6 Front fog light switc...

Page 87: ...6 INSTRUMENT PANEL WIRING HARNESS AND GROUND POINT H6M0358 85 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 88: ... Rear door cord LH R13 1 Brown Rear door switch LH R14 6 Black R39 Fuel tank cord R15 1 Brown Rear door switch RH R32 2 Green B80 Bulkhead wiring harness R33 2 Room light R34 5 Black B40 Bulkhead wiring harness R35 2 Spot light R36 4 Sunroof switch R37 2 Sunroof motor R38 6 Fuel gauge unit R39 6 Black R14 Rear wiring harness R41 2 Park position switch AT R42 4 R45 Fuel tank cord California model R...

Page 89: ...7 REAR WIRING HARNESS AND GROUND POINT H6M0359 87 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 90: ...dow main switch D7 2 Gray Front door lock switch LH D8 13 B86 Bulkhead wiring harness D9 3 P2 Power window main harness D10 2 Front speaker RH D11 6 Remote control rearview mirror RH D12 2 Green Front power window motor RH D13 5 Front power window sub switch RH D14 4 Front door lock actuator RH D15 2 Pink R12 Rear wiring harness D16 3 P9 Power window main harness D17 5 D21 Rear door cord LH D18 2 ...

Page 91: ...8 POWER WINDOW MAIN HARNESS DOOR CORD AND GROUND POINT G6M0226 89 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 92: ...t R20 2 Black Rear speaker LH R21 7 Rear combination light RH R22 2 License plate light RH R23 2 License plate light LH R24 2 Trunk room light switch R25 7 Rear combination light LH R40 1 Black Rear defogger Ground R43 3 Fuel tank pressure sensor California model R44 6 Power antenna Non colored 90 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 93: ...9 REAR END WIRING HARNESS AND GROUND POINT OF SEDAN H6M0360 91 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

Page 94: ...gage room light R29 2 D29 Rear gate cord R30 4 D31 R31 4 D30 R44 6 Power antenna Connector Connecting to No Pole Color No Name D29 2 R29 Rear wiring harness D30 4 R31 D31 4 R30 D32 2 High mount stop light D33 2 D38 Rear gate lock adapter cord D34 1 Rear defogger Power D35 1 Rear defogger Ground D36 2 Rear gate latch switch D37 4 Rear wiper motor D38 2 D33 Rear gate cord D39 4 Rear gate lock actuat...

Page 95: ...10 REAR END WIRING HARNESS AND GROUND POINT OF WAGON H6M0361 93 6 3 WIRING DIAGRAM 6 Electrical Wiring Harness and Ground Point ...

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