Diagram sections — 28 (72 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS NAVIGATION POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING
2.5L 2.5L, Manual A/C Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008 List of elements for 2.5L, Manual A/C Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008: 41 (on top center of engine) engine coolant temperature sensor A/c control panel B134 B135 B136 B159 B434 B435 B436 B52 Blower diode Blower fan switch Blower motor (behind right side of dash) Blower motor relay (behind right side of dash) Blower resistor (behind right side of dash) Body integrated unit (behind right side of dash) Computer data lines system Defogger system Engine control module (ecm) (behind right side of dash) Evaporator sensor Fuse & relay box (f/b) Fuse 10a Fuse 15a Fuse 7.5a Gb-11 (under center console) Gb-12 (under center of dash) Gb-5 (behind center of dash) Hot at all times Hot in on Hot in on or start I84 I97 I98 Intake door actuator (behind right side of dash) Interior lights system Joint connector i97 & i98 (behind left side of dash) Multi joint connector (behind left side of dash) Off Pnk Pressure switch (left side of engine compt) Red 2.5L, Manual A/C Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008 List of elements for 2.5L, Manual A/C Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008: 30 (f108 & f109: left rear of engine compt) through joint connector (near the left headlight) gb-2 A/c relay B143 B360 B361 Can trasreceiver & receiver Combination meter Computer data lines system Drive circuit Engine coolant temperature ind F108 F109 F35 F36 F37 Fuse 25a Gb-2 (near the left headlight) Hot at all times I/f Magnet clutch (right front of engine) Main fan motor (behind left side of radiator) Main fan relay 1 Main fan relay 2 Main fuse box (m/b) (left rear of engine compt) Micro computer Pnk Relay holder (left rear of engine compt) Sub fan motor (behind right side of radiator) Sub fan relay
2.5L TURBO 2.5L Turbo, Automatic A/C Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008 List of elements for 2.5L Turbo, Automatic A/C Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008: 37 A/c control panel Air mix door actuator (behind right side of dash) B159 B434 B435 B436 B52 Blower motor (behind right side of dash) Blower motor relay (behind right side of dash) Body integrated unit (behind right side of dash) Computer data lines system Defogger system Evaporator sensor (behind right side of dash) Fuse & relay box (f/b) Fuse 10a Fuse 15a Fuse 7.5a Gb-11 (under center console) Gb-3 (behind right side of dash) Gb-5 (behind center of dash) Hot at all times Hot in on Hot in on or acc Hot in on or start I84 I98 In-vehicle sensor (behind left side of dash) Intake door actuator (behind right side of dash) Interior lights system Joint connector i97 & i98 (behind i97 left side of dash) Mode door actuator (behind right side of dash) Multi joint connector (behind left side of dash) Pnk Power transistor (behind right side of dash) Pressure switch R168 Sunload sensor (at top right side of dash) 2.5L Turbo, Automatic A/C Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008 List of elements for 2.5L Turbo, Automatic A/C Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008: 37 (f108 & f109: left rear of engine compt) through joint connector (near the left headlight) gb-2 A/c relay Ambient sensor (behind center of grille) B134 B136 B143 B360 B361 Can trasreceiver & receiver Combination meter Computer data lines system Drive circuit Engine control module (ecm) (behind right side of dash) Engine coolant temperature ind (wrx) Engine coolant temperature sensor (top left front of engine) F108 F109 F35 F36 F37 Fuse 25a Gb-2 (near the left headlight) Hot at all times I/f Magnet clutch (right front of engine) Main fan motor (behind left side of radiator) Main fan relay 1 Main fan relay 2 Main fuse box (m/b) (left rear of engine compt) Micro computer Pnk Red Relay holder (left rear of engine compt) Sub fan motor (behind right side of radiator) Sub fan relay Through joint connector (f108: left f108 rear of engine compt)
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram, with VDC for Subaru Impreza WRX 2008 List of elements for Anti-lock Brakes Wiring Diagram, with VDC for Subaru Impreza WRX 2008: 77 (behind left side of dash) j/c i97 (behind left side of dash) left fuse & relay box (f/b) (on bracket, above pedal bracket) stoplight & brake switch 7.5a B144 B152 B158 B159 B225 B281 B434 B435 B440 B441 Body integrated unit (behind left side of dash) Brake fluid level switch (on brake fluid reservoir) Brake/brake fluid level warning light ind Can transceiver & receiver Combination meter Computer data lines system Data link connector (under left side of dash) Driver circuit Fl in Fl out Fr in Fr out Fuse & relay box (f/b) Fuse 1 30a Fuse 10a Fuse 7.5a Fuse 8 20a Gb-11 (under center console) Gb-3 (behind right end of dash) Gb-4 (behind center of dash) Gb-5 (behind center of dash) Gv (right front of engine compt) Hill start assist warning light ind Hot at all times Hot in on or start I/f I84 Left front abs wheel speed sensor (at left front wheel hub/ spindle assembly) Left rear abs wheel speed sensor (at left rear wheel hub/ spindle assembly) Main fuse box (m/b) (left rear of engine compt) Micro computer Motor relay Multi j/c b434 & b435 (behind left side of dash) Multi j/c b440 & b441 (behind left side of dash) Nca Parking Parking brake switch (base of park brake lever) Pnk Primary cut Primary suction Pump motor R168 Red Right front abs wheel speed sensor (at right front wheel hub/ spindle assembly) Right rear abs wheel speed sensor (at right rear wheel hub/ spindle assembly) Rl in Rl out Rr in Rr out Sbf-1 fuse 50a Secondary cut Secondary suction Sedan Solenoid valve Steering angle sensor (behind left side of dash) Valve relay Vdc control module (right side of engine compt) Vdc off switch Vdc operation light ind Vdc traction mode light ind (green) (sti) Vdc warning light/ vdc off light ind Wagon Yaw rate & lateral g sensor (below center console) Anti-lock Brakes Wiring Diagram, without VDC for Subaru Impreza WRX 2008 List of elements for Anti-lock Brakes Wiring Diagram, without VDC for Subaru Impreza WRX 2008: 63 7.5a Abs "g" sensor (under rear of center console) Abs control module (right side of engine compt) Abs warning light ind B144 B152 B158 B159 B225 B281 B434 B441 Body integrated unit (behind left side of dash) Brake fluid level switch (on brake fluid reservoir) Brake/brake fluid level warning light ind Can transceiver & receiver Combination meter Computer data lines system Data link connector (under left side of dash) Drive circuit Fl in Fl out Fr in Fr out Fuse & relay box (f/b) Fuse 10a Fuse 30a Fuse 7.5a Fuse 8 20a Fuse sbf-1 50a Ga (right front of engine compt) Gb-3 (behind right end of dash) Gb-5 (behind center of dash) Hot at all times Hot in on or start I/f I84 Left front abs wheel speed sensor (at left front wheel hub/ spindle assembly) Left fuse & relay box (f/b) (behind left side of dash) Left rear abs wheel speed sensor (at left rear wheel hub/ spindle assembly) Main fuse box (m/b) (left rear of engine compt) Micro computer Motor relay Multi j/c b434 & b435 (behind left side of dash) b435 Multi j/c b440 & b441 (behind left side of dash) b440 Nca Parking Parking brake switch (base of park brake lever) Pnk Pump motor R168 Red Right front abs wheel speed sensor (at right front wheel hub/ spindle assembly) Right rear abs wheel speed sensor (at right rear wheel hub/ spindle assembly) Rl in Rl out Rr in Rr out Sedan Solenoid valve Stoplight & brake switch (on bracket, above pedal bracket) Valve relay Wagon
ANTI-THEFT Forced Entry Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008 List of elements for Forced Entry Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008: 43 10a B144 B158 B186 B225 B279 B280 B281 B440 B444 B52 Body integrated unit (behind left side of dash) F35 Fuse & relay box (f/b) Fuse 10a Fuse 15a Fuse 20a Gb-3 (behind right end of dash) Gb-4 (behind center of dash) Gb-5 (behind center of dash) Gb-8 (under right front seat) Gb-9 (near base of left "c" pillar) Hood switch (right front of engine compt) Horn (at left front of engine compt) Horn (at right front of engine compt) Hot at all times Hot w/ horn relay energized Hot w/ ig2 relay energized I84 Impact sensor (behind center of dash) J/c b434 & b444 (behind b434 left side of dash) J/c b440 & b443 (behind b443 left side of dash) Key warning switch Keyless buzzer (left front of engine compt) Keyless entry control module (sedan: left side of trunk) (wagon: behind left rear quarterpanel) Left front door switch (in left "b" pillar) Left fuse & relay block (f/b) (behind left side of dash) Left rear door switch (wagon) (at left "c" pillar) Main fuse box (m/b) (left rear of engine compt) R168 Remote control engine start control module (behind left side of dash) Right front door switch (in right "b" pillar) Right rear door switch (sedan) (in right "c" pillar) Forced Entry Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008 List of elements for Forced Entry Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008: 27 Combination meter D102 Door Door warning ind Driver circuit Gb-11 (ho turbo: under center console) Gb-12 (ho turbo: under center of dash) Gb-6 (behind left end of dash) Gb-8 (under right front seat) I97 J/c i97 (behind left side of dash) Left front door lock actuator Left rear door lock actuator Off Passenger's door lock switch Power window main switch (door lock switch) Rear gate latch switch (at bottom center of rear gate) Rear gate lock actuator (wagon) Rear gate release switch (wagon) Right front door lock actuator Right rear door lock actuator Room light Security ind Sedan & wrx Trunk lid actuator (sedan) Trunk lid switch (at rear center of trunk) Wagon & wrx sti Immobilizer Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Immobilizer Wiring Diagram for Subaru Impreza WRX 2008: 26 B136 B186 B279 B280 B52 Body integrated unit (behind left side of dash) Combination meter Computer data lines system Door locks system Driver circuit Engine control module (ecm) (behind right side of dash) Fuse & relay box (f/b) Fuse 15a Gb-11 (under center console) Gb-4 (behind center of dash) Hot at all times I84 I97 Immobilizer antenna (behind left side of antenna) J/c i97 (behind left side of dash) Key warning switch Keyless entry control module (sedan: left side of trunk) (wagon: behind left rear quarterpanel) Main fuse box (m/b) (left rear of engine compt) Pnk R168 Security/ immobilizer ind
BODY CONTROL MODULES Body Control Modules Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Body Control Modules Wiring Diagram for Subaru Impreza WRX 2008: 44 (wrx sti) Air conditioning system Anti-theft system B144 B152 B225 B279 B280 B281 B52 Body integrated unit (behind left side of dash) Computer data lines system Defogger system Door locks system Exterior lights system Fuse & relay box (f/b) Fuse 10a Fuse 15a Fuse 3 15a Fuse 31 7.5a Fuse 8 20a Gb-11 Gb-3 (behind right end of dash) Gb-4 (behind center of dash) Gb-5 (behind center of dash) Headlights system Horns system Hot at all times Hot in acc or on Hot in on or start I84 Instrument cluster system Interior lights system Interior lights systems Interior systems J/c i97 (behind left side of dash) Left fuse & relay box (f/b) (behind left side of dash) Main fuse box (m/b) (left rear of engine compt) Pnk Red Shift interlock system Starting/charging system Warning systems Wiper/washer system
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Computer Data Lines Wiring Diagram for Subaru Impreza WRX 2008: 41 A/c control panel Abs control module (wrx w/o vdc) (right side of engine compt) Audio B135 B136 B186 B280 B440 B52 B55 B76 Body integrated unit (behind left side of dash) Can joint connector (behind left side of dash) Combination meter Connector Data link connector (under left side of dash) Dccd cm (wrx sti) Delivery b75 (test) mode Engine control module (ecm) (behind right side of dash) Fuse & relay block (f/b) Fuse 13 7.5a Fuse 4 10a Gb-4 (behind center of dash) Hot at all times Hot w/ ig2 relay energized I10 I84 J/c b122 (behind right side of dash) Main fuse box (m/b) (left rear of engine compt) Multi j/c b438 & b440 (behind left side of dash) b438 Multi j/c b440 & b442 (behind left side of dash) b442 Navigation unit Pnk Red Steering angle sensor (except wrx w/o vdc) (behind left side of dash) Test mode sub connector Transmission control module (tcm) (wrx) (behind center of dash) Vdc control module (except wrx w/o vdc) (right side of engine compt) W/ navigation W/o navigation Yaw rate & lateral g sensor (except wrx w/o vdc) (below center console)
COOLING FAN Cooling Fan Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Cooling Fan Wiring Diagram for Subaru Impreza WRX 2008: 41 (near the left headlight) gb-2 2.5l 2.5l turbo B134 B136 B143 B360 B361 B52 Can trasreceiver & receiver Combination meter Computer data lines system Drive circuit Engine control module (ecm) (behind right side of dash) Engine coolant temperature ind (wrx) Engine coolant temperature sensor (2.5l: on top center of engine) (2.5l turbo & ho turbo: top left front of engine) F108 F109 F35 F36 Fuse & relay box (f/b) Fuse 10a Fuse 15a Fuse 25a Fuse 7.5a Gb-2 (near the left headlight) Hot at all times Hot in on Hot in on or start I/f Main fan motor (behind left side of radiator) Main fan relay 1 Main fan relay 2 Main fuse box (m/b) (left rear of engine compt) Micro computer Pnk Red Relay holder (left rear of engine compt) Sub fan motor (behind right side of radiator) Sub fan relay Through joint connector (f108 & f109: left rear of engine compt)
CRUISE CONTROL Cruise Control Wiring Diagram, Except WRX STI (1 of 2) for Subaru Impreza WRX 2008 List of elements for Cruise Control Wiring Diagram, Except WRX STI (1 of 2) for Subaru Impreza WRX 2008: 36 (on fuse & relay box rh) electronic throttle control relay A/t Accelerator pedal position sensor (behind left side of dash) B134 B135 B136 B137 B145 B158 B440 B441 B442 B52 Clutch switch (on bracket, above clutch pedal) Computer data lines system Electronic throttle control (at throttle body) Engine control module (behind right side of dash) Engine controls system Fuel tank pressure sensor (top of fuel tank) Fuse & relay box (f/b) Fuse 15a Fuse 4 10a Fuse 5 10a Fuse 8 20a Ge-1 (top center of engine) Ge-2 (top center of engine) Hot at all times Hot in on or start J/c b440, b441 & b442 J/c b83 (behind right side of dash) M/t Main fuse box (m/b) (left rear of engine compt) Main relay (on fuse & relay box rh) Pnk Red Sbf fuse 7 30a Cruise Control Wiring Diagram, Except WRX STI (2 of 2) for Subaru Impreza WRX 2008 List of elements for Cruise Control Wiring Diagram, Except WRX STI (2 of 2) for Subaru Impreza WRX 2008: 39 2.5l 2.5l turbo 7.5a A/t B159 B168 Can trans- ceiver & receiver Cancel Combination meter Computer data lines system Cruise control switch Cruise ind Cruise set ind Drive circuit Early production Exterior lights system Fuse & relay box (f/b) Gb-11 (under center console) I/f I10 Inhibitor switch (right side of transmission) J/c b122 (behind right side of dash) Joint ground connector i97 Late production M/t Main sw Micro computer Multi j/c Nca Neutral position switch (on left side of transmission) Pnk Relay block Res/acc Roll connector Sedan Set/coast Starter motor Stop light & brake switch (on bracket, above brake pedal) Wagon Cruise Control Wiring Diagram, WRX STI for Subaru Impreza WRX 2008 List of elements for Cruise Control Wiring Diagram, WRX STI for Subaru Impreza WRX 2008: 61 (on fuse & relay box rh) electronic throttle control relay 7.5a Accelerator pedal position sensor (behind left side of dash) B134 B135 B136 B137 B145 B158 B159 B434 B437 B440 B441 B442 B52 Can trans- ceiver & receiver Cancel Clutch switch (on bracket, above clutch pedal) Combination meter Computer data lines system Cruise control switch Cruise ind Cruise set ind Drive circuit Electronic throttle control (at throttle body) Engine control module (behind right side of dash) Fuel tank pressure sensor (top of fuel tank) Fuse & relay box (f/b) Fuse 15a Fuse 4 10a Fuse 5 10a Fuse 8 20a Gb-11 (under center console) Ge-1 (top center of engine) Ge-2 (top center of engine) Hot at all times Hot in on or start I/f I10 J/c b122 (behind right side of dash) J/c b434 & b437 J/c b440, b441 & b442 J/c b83 (behind right side of dash) Joint ground connector i97 (behind left side of dash) Main fuse box (m/b) (left rear of engine compt) Main relay (on fuse & relay box rh) Main sw Micro computer Nca Neutral position switch (on left side of transmission) Pnk R168 Red Relay block Res/acc Roll connector Sbf fuse 7 30a Set/coast St3 Stop light & brake switch (on bracket, above brake pedal)
DEFOGGERS Rear Defogger Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Rear Defogger Wiring Diagram for Subaru Impreza WRX 2008: 33 (except wrx sti) A/c control panel (automatic a/c & A/c control panel (manual a/c) Automatic a/c B145 B186 B279 Body integrated unit (behind left side of dash) D48 D89 Fuse 10 25a Gb-10 (left front of trunk) Gb-12 (ho turbo: under center of dash) Gb-7 (near right "c" pillar) Hot at all times Hot in on or start I16 I84 I88 J/c i77 (behind left side of dash) Left outer mirror assembly Main fuse box (m/b) (left rear of engine compt) Nca Pnk R174 R65 Rear defogger Rear defogger (except wrx sti) Rear defogger relay Rear defogger switch Right outer mirror assembly Sedan Wagon Wiper Deicer Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Wiper Deicer Wiring Diagram for Subaru Impreza WRX 2008: 30 A/c control panel (automatic a/c & (w/o wrx sti)) A/c control panel (manual a/c) Automatic a/c B145 B158 B186 B279 B440 B52 Body integrated unit (behind left side of dash) Fuse & relay box (f/b) Fuse 10 25a Fuse 4 10a Fuse 9 15a Gb-3 (behind right end of dash) Hot at all times Hot in on or start Hot w/ ig2 relay energized I16 I84 I88 J/c b439 & b440 (behind left side of dash) J/c i77 (behind left side of dash) Main fuse box (m/b) (left rear of engine compt) Pnk Rear defogger circuit Rear defogger relay Wiper deicer & rear defogger switch Wiper deicer (base of right "a" pillar) Wiper deicer relay (on left fuse & relay box)
ENGINE PERFORMANCE
2.5L 2.5L, Engine Performance Wiring Diagram (1 of 4) for Subaru Impreza WRX 2008 List of elements for 2.5L, Engine Performance Wiring Diagram (1 of 4) for Subaru Impreza WRX 2008: 23 (on right fuse & relay box) electronic throttle control relay (on right fuse & relay box) ig relay (on right fuse & relay box) main relay (on right fuse & relay box) oxygen (a/f) sensor relay (top center of engine) ge-1 B134 B137 B186 Engine control module (behind right side of dash) Fuse 15a Ge-1 (top center of engine) Hot at all times Left oil switching solenoid valve (left rear of engine) Left vvl diagnosis oil pressure switch (left front of engine) Main fuse box (m/b) (left rear of engine compt) Nca Oil temperature sensor (top right side of engine) Pcv diagnosis connector Pnk Power steering oil pressure switch (at right front of engine) Red Right oil switching solenoid valve (right rear of engine) Right vvl diagnosis oil pressure switch (right front of engine) 2.5L, Engine Performance Wiring Diagram (2 of 4) for Subaru Impreza WRX 2008 List of elements for 2.5L, Engine Performance Wiring Diagram (2 of 4) for Subaru Impreza WRX 2008: 36 (top of fuel tank) fuel pump B52 Combination meter Drive circuit Ect nd Ect warning light Engine coolant temp gauge Front oxygen (a/f) sensor (front of front catalytic converter) Fuel pump Fuel pump relay (on right fuse & relay box) Fuel temp sensor Fuse & relay box (f/b) Fuse 15a Gb-11 Gb-7 (near right "c" pillar) Ge-1 (top center of engine) Hot at all times Hot in on or start I/f Ignition coil & ignitor assembly (top right side of engine) J/c i97 (behind left side of dash) Micro computer Mil ind Nca Oil pressure Oil pressure switch (on front of engine) Pnk Power circuit Purge control solenoid valve (on intake manifold) R168 Rear oxygen sensor (rear of transmission) Red Right fuse & relay block (f/b) (behind right side b220 of dash) Speedo- meter Tacho- meter Warning light 2.5L, Engine Performance Wiring Diagram (3 of 4) for Subaru Impreza WRX 2008 List of elements for 2.5L, Engine Performance Wiring Diagram (3 of 4) for Subaru Impreza WRX 2008: 21 (behind left side of dash) accelerator pedal position sensor (behind right side of dash) j/c b122 (behind right side of dash) j/c b83 (right side of engine compt) mass air flow sensor (top of fuel tank) fuel tank pressure sensor (under left side of dash) data link connector B440 B442 B75 B76 Drain valve (under left rear of vehicle) Egr solenoid valve (rear of engine) Electronic throttle control (at throttle body) Engine coolant temperature sensor (on top center of engine) Manifold absolute pressure sensor (top rear of engine) Multi j/c b440 & b442 (behind left side of dash) Nca Pnk Pressure control solenoid valve (under center rear of vehicle) Red Test mode connector 2.5L, Engine Performance Wiring Diagram (4 of 4) for Subaru Impreza WRX 2008 List of elements for 2.5L, Engine Performance Wiring Diagram (4 of 4) for Subaru Impreza WRX 2008: 31 (at left front of engine) fuel injector 2 (at left rear of engine) fuel injector 4 (at right front of engine) fuel injector 1 (at right rear of engine) fuel injector 3 (manual a/c) (top center of engine) ge-1 Air conditioning system Anti-theft system B135 B136 B145 B186 Camshaft position sensor (on left front of engine) Computer data lines system Cooling fans system Crankshaft position sensor (on lower front of engine) Cruise control system Engine control module (behind right side of dash) Fuse 7.5a Ge-2 (top center of engine) Hot at all times J/c b138 (behind right side of dash) Knock sensor (at center rear of engine) Main fuse box (m/b) (left rear of engine compt) Nca Pnk Red Sbf 5 fuse 30a Sbf 7 fuse 30a Starting/ charging system Starting/charging system
2.5L TURBO 2.5L Turbo, Engine Performance Wiring Diagram (1 of 5) for Subaru Impreza WRX 2008 List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (1 of 5) for Subaru Impreza WRX 2008: 29 (behind left side of dash) multi j/c b440 & b442 (behind right side of dash) j/c b122 (turbo: top left of engine) (ho turbo: top right side of engine) ge (under left side of dash) data link connector Accelerator pedal position sensor (behind left side of dash) Air conditioning system Anti-theft system B135 B136 B440 B442 B76 Computer data lines system Cooling fans system Cruise control system Delevery test mode connector b75 Electronic throttle control relay (on right fuse & relay box) Engine control module (behind right side of dash) Fuel tank pressure sensor (top of fuel tank) Fuse 15a J/c b83 (behind right side of dash) Mass air flow flow & intake air temperature sensor (right side of engine compt) Nca Pnk Red Right fuse & relay block (f/b) (behind right side b220 of dash) Starting/ charging system Starting/charging system Wrx sti 2.5L Turbo, Engine Performance Wiring Diagram (2 of 5) for Subaru Impreza WRX 2008 List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (2 of 5) for Subaru Impreza WRX 2008: 39 (near right "c" pillar) (on right fuse & relay box) main relay (on right fuse & relay box) oxygen (a/f) sensor relay B145 B186 Combination meter Drain valve (under left rear of vehicle) Drive circuit Engine coolant Engine coolant temperature gauge Fuel pump (top of fuel tank) Fuel pump control unit (sedan: right rear of trunk) (wagon: behind right rear quarterpanel) Fuel pump relay (on right fuse & relay box) Fuel temp sensor Fuse 15a Fuse 7.5a Fuse sbf-5 30a Fuse sbf-7 30a Gb-11 (under center console) Gb-3 (behind right end of dash) Gb-7 Hot at all times I/f J/c i97 (behind left side of dash) M/t Main fuse box (m/b) (left rear of engine compt) Malfunction ind light Micro computer Nca Oil pressure One step dimmer circuit Power circuit Pressure control solenoid valve (on intake manifold) Red Speedo- meter Tacho- meter Temp ind Up ind shift Warning ind 2.5L Turbo, Engine Performance Wiring Diagram (3 of 5) for Subaru Impreza WRX 2008 List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (3 of 5) for Subaru Impreza WRX 2008: 30 (or red) (turbo: top left of engine) (ho turbo: top right side of engine) ge B143 B144 B52 F37 Front oxygen (a/f) sensor (front of front catalytic converter) Fuse & relay box (f/b) Fuse 10a Fuse 15a Fuse 60a Hot at all times Hot in on or start J/c b138 (behind right side of dash) Left & right secondary air combination valve (left rear of engine) Main fuse box (m/b) (left rear of engine compt) Nca Oil pressure switch (on front of engine) Purge control solenoid valve 2 (on intake manifold) R168 Rear oxygen sensor (rear of transmission) Red Secondary air combination valve relay 1 Secondary air combination valve relay 2 Secondary air fuse & relay box (left rear of engine compt) Secondary air pump (left front of engine compt) Secondary air pump relay Wastegate control solenoid (right rear of engine) Wrx Wrx sti 2.5L Turbo, Engine Performance Wiring Diagram (4 of 5) for Subaru Impreza WRX 2008 List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (4 of 5) for Subaru Impreza WRX 2008: 20 (at left front of engine) ignition coil 2 (at left rear of engine) ignition coil 4 (at right front of engine) ignition coil 1 (at right rear of engine) ignition coil 3 (left front of engine) left intake oil flow control solenoid valve (or red) (right front of engine) right intake oil flow control solenoid valve Crankshaft position sensor (on lower front of Engine) Ge (ho turbo: top right side of engine) (turbo: top left of engine) Knock sensor (on rear of engine) Leak diagnosis connector Left camshaft position sensor (right rear of engine) Left exhaust oil flow control solenoid valve (wrx sti) (left front of engine) Manifold absolute pressure sensor (top rear of engine) Nca Purge control solenoid valve 1 (on intake manifold) Red Right camshaft position sensor (left rear of engine) Right exhaust oil flow control solenoid valve (wrx sti) (right front of engine) 2.5L Turbo, Engine Performance Wiring Diagram (5 of 5) for Subaru Impreza WRX 2008 List of elements for 2.5L Turbo, Engine Performance Wiring Diagram (5 of 5) for Subaru Impreza WRX 2008: 21 (at left front of engine) fuel injector 2 (at left rear of engine) fuel injector 4 (at right front of engine) fuel injector 1 (at right rear of engine) fuel injector 3 (ho turbo: top right side of engine) (turbo: top left of engine) ge (or red) (wrx sti) (wrx) B134 B137 Electronic throttle control (at throttle body) Engine control module (behind right side of dash) Engine coolant temperature sensor (top left front of engine) Ge (ho turbo: top right side of engine) (turbo: top left of engine) Left tgv assembly (at left rear of engine) Nca Pnk Power steering oil pressure switch (right front of engine) Red Right secondary air combination valve (wrx: right rear of engine) left secondary air combination valve (wrx sti: rear of engine) Right tgv assembly (at right rear of engine)
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Backup Lamps Wiring Diagram for Subaru Impreza WRX 2008: 27 A/t B280 B434 B435 B436 B52 Backup light Backup light switch (on left side of transmission) Body integrated unit (m/t) (behind left side of dash) Early production Fuse 10a Gb-8 (under right front seat) Gb-9 (near base of left "c" pillar) Hot in ig 2 relay energized Inhibitor switch (right side of transmission) Joint connector b434, b435 & b436 (behind left side of dash) Late production Left backup light Left fuse & relay box (f/b) (behind left side of dash) Left rear combination light M/t Navigation unit Nca Right backup light Right rear combination light Sedan Wagon Exterior Lamps Wiring Diagram, Sedan (1 of 2) for Subaru Impreza WRX 2008 List of elements for Exterior Lamps Wiring Diagram, Sedan (1 of 2) for Subaru Impreza WRX 2008: 57 (behind right side of dash) engine control module Abs control module (wrx w/o vdc) (right side of engine compt) B135 B145 B158 B225 B279 B280 B281 B360 B434 B435 B436 B437 B52 B71 Backup light Backup light circuit Body integrated unit (behind left side of dash) Clear- ance light Combination switch (lighting switch) F109 Fuse & relay box (f/b) Fuse 15a Fuse 20a Fuse 7.5a Gb-1 (near right headlight) Gb-2 (near the left headlight) Gb-5 (behind center of dash) Gb-8 (under right front seat) Gb-9 (near base of left "c" Head High-mounted stop light High-mounted stop light (rear spoiler) Hot at all times Interior lights system Joint connector b360 & f109 (f109: left rear of engine compt) Joint connectors b434, b435, b436 & b437 (behind left side of dash) Left front clearance light Left front combination light Left front turn signal light Left fuse & relay block (f/b) (behind left side of dash) Left rear combination light Main fuse box (m/b) (left rear of engine compt) Nca Off Park Pillar) R168 Right front clearance light Right front combination light Right front turn signal light Stop light switch (on bracket, above brake pedal) Stop- light Tail & illumination relay Turn light Vdc control module (right side of engine compt) Exterior Lamps Wiring Diagram, Sedan (2 of 2) for Subaru Impreza WRX 2008 List of elements for Exterior Lamps Wiring Diagram, Sedan (2 of 2) for Subaru Impreza WRX 2008: 35 B152 B186 B281 B440 B441 B442 B52 Backup light Backup light circuit Clear- ance light Combination meter Fuse & relay box (f/b) Fuse 15a Fuse 7.5a Gb-11 (ho-turbo: under center console) Gb-11 (under center console) Gb-5 (behind center of dash) Gb-8 (under right front seat) Hazard switch Hot at all times Interior lights system Joint connector b440, b441 & b442 (behind left side of dash) Joint connector i97 (behind left side of dash) Left turn License plate light Main fuse box (m/b) (left rear of engine compt) Nca Off R168 Right rear combination lamp Right turn Stop- light Turn Turn signal & hazard module Turn signal switch Exterior Lamps Wiring Diagram, Wagon (1 of 2) for Subaru Impreza WRX 2008 List of elements for Exterior Lamps Wiring Diagram, Wagon (1 of 2) for Subaru Impreza WRX 2008: 55 (behind right side of dash) engine control module Abs control module (wrx w/o vdc) (right side of engine compt) B135 B145 B158 B159 B225 B279 B280 B281 B360 B434 B435 B436 B437 B52 B71 Body integrated unit (behind left side of dash) Clear- ance light Combination switch (lighting switch) F109 Fuse & relay box (f/b) Fuse 15a Fuse 20a Fuse 7.5a Gb-1 (near right headlight) Gb-2 (near the left headlight) Gb-5 (behind center of dash) Gb-8 (under right front seat) Gb-9 (near base of left "c" Head High-mounted stop light Hot at all times Interior lights system Joint connector b360 & f109 (f109: left rear of engine compt) Joint connectors b434, b435, b436 & b437 (behind left side of dash) Left front clearance light Left front combination light Left front turn signal light Left fuse & relay block (f/b) (behind left side of dash) Left rear combination light Main fuse box (m/b) (left rear of engine compt) Nca Off Park Pillar) R168 Right front clearance light Right front combination light Right front turn signal light Stop light switch (on bracket, above brake pedal) Stop- light Tail & illumination relay Turn light Vdc control module (right side of engine compt) Exterior Lamps Wiring Diagram, Wagon (2 of 2) for Subaru Impreza WRX 2008 List of elements for Exterior Lamps Wiring Diagram, Wagon (2 of 2) for Subaru Impreza WRX 2008: 40 B152 B186 B281 B440 B441 B442 B52 Clear- ance light Combination meter Fuse & relay box (f/b) Fuse 15a Fuse 7.5a Gb-11 (ho-turbo: under center console) Gb-11 (under center console) Gb-12 (ho-turbo under center of dash) Gb-5 (behind center of dash) Gb-8 (under right front seat) Hazrd switch Hot at all times Interior lights system Joint connector b440, b441 & b442 (behind left side of dash) Joint connector i97 (behind left side of dash) Joint connector i99 (behind right side of dash) Left license plate light Left outer mirror assembly (wrx sti) Left turn Main fuse box (m/b) (left rear of engine compt) Nca Off R168 Right license plate light Right outer mirror assembly (wrx sti) Right rear combination lamp Right turn Stop- light Turn light Turn signal & hazard module Turn signal switch W/ mirror heater W/o mirror heater
GROUND DISTRIBUTION Ground Distribution Wiring Diagram, Except WRX STI (1 of 3) for Subaru Impreza WRX 2008 List of elements for Ground Distribution Wiring Diagram, Except WRX STI (1 of 3) for Subaru Impreza WRX 2008: 73 (2.5l turbo) 2.5l Abs control module (wrx) At select lever B152 B279 B280 B281 Body integrated unit Brake fluid level switch Combination switch (lighting) Combination switch (wiper) Compass mirror Delivery (test) mode connector Front wiper motor Fuel pump assembly Fuel pump control unit (2.5l turbo) Fuel pump relay (2.5l turbo) Fuse & relay box (f/b) Gb-1 (near right headlight) Gb-2 (near the left headlight) Gb-3 (behind right end of dash) Gb-4 (behind center of dash) Gb-5 (behind center of dash) Gb-6 (behind left end of dash) Gb-7 (near right "c" pillar) Gb-8 (under right front seat) High- mounted stop light High- mounted stop light (rear spoiler) High- mounted stop light (sedan) Hood switch Impact sensor Inhitor switch Key lock (a/t) Keyless buzzer Left backup light Left front fog light Left headlight & front clearance light Left license plate light Left seat heater switch License plate light Main fan motor Main fan relay Power transistor (auto a/c) Power winow relay Pressure switch Rear defogger Rear gate lock actuator & latch switch Rear wiper motor Remote engine start control unit Right backup light Right front door switch Right front fog light Right headlight & front clearance light Right license plate light Right rear combi- nation light Right rear door switch Right seat heater Right seat heater switch Room light Seat heater relay Spot map light Steering angle sensor Tpm control module Trunk lid lock actuator & switch Turn signal & hazard module Vdc control module Vdc mode change switch W/ vdc W/o vdc Wagon Wiper deicer Yaw rate & lateral g sensor Ground Distribution Wiring Diagram, Except WRX STI (2 of 3) for Subaru Impreza WRX 2008 List of elements for Ground Distribution Wiring Diagram, Except WRX STI (2 of 3) for Subaru Impreza WRX 2008: 53 A/c control panel (manual a/c) Audio Audio (w/ navigation) Audio bracket ground Auxiliary input terminal (if equipped) B134 B136 B137 Blower fan switch (manual a/c) Body integrated unit Clock Combination meter Crankshaft position sensor shield Ecm (2.5l turbo) Electronic throttle control shield Front accessory power socket Fuse & relay box (f/b) Gb-10 (sedan: left front of trunk) (wagon: behind left rear quarterpanel) Gb-11 (ho turbo: under center console) Gb-12 (ho turbo: under center of dash) Gb-9 (near base of left "c" pillar) Ge (ho turbo: top right side of engine) (turbo: top left of engine) Glove box illumination light Hazard switch I100 I84 I97 I98 I99 Joint connector i97 & i98 (behind i97 Joint connectors i99 & i100 (behind right side of dash) Keyless entry control module Knock sensor shield Left front door switch Left outer mirror assembly Left rear combination light Left rear door switch Left seat belt switch Left secondary air comination valve Left side of dash) M/t Nca Passenger's door lock switch Power window main switch Rear defogger ground Rear differential oil temperature switch Red Remote control mirror switch Right outer mirror assembly Right secondary air comination valve W/ mirror heater W/o mirror heater W/o navigation Ground Distribution Wiring Diagram, Except WRX STI (3 of 3) for Subaru Impreza WRX 2008 List of elements for Ground Distribution Wiring Diagram, Except WRX STI (3 of 3) for Subaru Impreza WRX 2008: 27 Abs control module Air bag control module B134 B136 B137 B54 Camshaft position sensor shield Control valve body ground Crankshaft position sensor shield Ecm (2.5l) Electronic throttle control shield Front oxygen (a/t) sensor Ga (right front of engine compt) Gab-1 (behind center of dash) Gab-2 (behind right end of dash) Ge-1 (top center of engine) Ge-2 (top center of engine) Gv (right front of engine compt) Joint connector b53 (behind center of dash) Knock sensor shield M/t Pcv diagnosis connector Rear oxygen sensor Red Secondary air pump (2.5l turbo) Tcm Vdc control module Ground Distribution Wiring Diagram, WRX STI (1 of 2) for Subaru Impreza WRX 2008 List of elements for Ground Distribution Wiring Diagram, WRX STI (1 of 2) for Subaru Impreza WRX 2008: 66 Air bag control module B152 B279 B280 B281 Body integrated unit Brake fluid level switch Combi- nation switch (wiper) Combination switch (lighting) Compass mirror Dccd cm Delivery (test) mode connector Front wiper motor Fuel pump assembly Fuel pump control unit Fuel pump relay Fuse & relay box (f/b) Gab-1 (behind center of dash) Gab-2 (behind right end of dash) Gb-1 (near right headlight) Gb-2 (near the left headlight) Gb-3 (behind right end of dash) Gb-4 (behind center of dash) Gb-5 (behind center of dash) Gb-6 (behind left end of dash) Gb-7 (near right "c" pillar) Gb-8 (under right front seat) Gv (right front of engine compt) High- mounted stop light Hood switch Impact sensor Keyless buzzer Left backup light Left front fog light Left headlight & front clearance light Left headlight beam leveler Left license plate light Main fan motor Main fan relay Multi select switch (dccd) Power transistor Power winow relay Pressure switch Rear defogger Rear gate lock actuator & latch switch Rear wiper motor Right backup light Right front door switch Right front fog light Right headlight & front clearance light Right headlight beam leveler Right license plate light Right rear combination light Right rear door switch Room light Seat heater relay Seat heater switch Secondary air pump Spot map light Steering angle sensor Tpm control module Turn signal & hazard module Vdc control module Vdc mode change switch Wiper deicer Yaw rate & lateral g sensor Ground Distribution Wiring Diagram, WRX STI (2 of 2) for Subaru Impreza WRX 2008 List of elements for Ground Distribution Wiring Diagram, WRX STI (2 of 2) for Subaru Impreza WRX 2008: 52 A/c control panel Audio Audio (w/ navigation) Audio bracket ground Auxiliary input terminal B134 B136 B137 Body integrated unit Clock Combination meter Crankshaft position sensor shield D102 Ecm Electronic throttle control shield Front accessory power socket Front power window sub switch Fuse & relay box (f/b) Gb-10 (behind left rear quarterpanel) Gb-11 (under center console) Gb-12 (under center of dash) Gb-9 (near base of left "c" pillar) Ge (top right side of engine) Glove box illumination light Hazard switch Headlight beam leveler switch I100 I84 I97 I98 I99 Joint connector i97 & i98 (behind i97 Joint connectors i99 & i100 (behind right side of dash) Keyless entry control module Knock sensor shield Left front door switch Left outer mirror assembly Left rear combination light Left rear door switch Left seat belt switch Left secondary air comination valve Left side of dash) Nca Passenger's door lock switch Power window main switch Rear differential oil temperature switch Remote control mirror switch Right outer mirror assembly Right secondary air comination valve W/ mirror heater W/o mirror heater W/o navigation
HEADLIGHTS Headlights Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008 List of elements for Headlights Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008: 37 B361 B434 B440 B441 B52 Can transceiver & receiver Combination meter Combination switch Computer data lines system Daytime running light relay Daytime running light resistor (near right headlight) Dimmer & passing switch Drive circuit F108 Front fog ind light Front fog light relay (behind left side of dash, in relay block) Fuse & relay box (f/b) Fuse 29 15a Fuse 7 15a Gb-12 (ho turbo: under center of dash) Gb-5 (behind center of dash) Head Hi beam ind light Hot at all times I97 Joint ground connector i97 & i98 Lighting switch Micro computer Multi joint connector (b434: behind left side of dash) Nca Off Park Pass Pnk R168 Red Through joint connector (f108: left rear of engine compt) Headlights Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008 List of elements for Headlights Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008: 39 B143 B145 B186 B279 B280 B281 B360 B442 B443 B444 Body integrated unit (behind left side of dash) Computer data lines system Engine compt) F109 F36 Fuse 14 15a Fuse 15 15a Fuse 15a Fuse 6 30a Fuse 7 15a Gb-1 (near right headlight) Gb-2 (near the left headlight) Gb-5 (behind center of dash) Headlight relay high Headlight relay low Hot at all times I84 Key warning switch Left front fog light Left headlight Main fuse box (m/b) (left rear of engine compt) Multi joint connector (behind left side of dash) Pnk Red Relay holder (left rear of engine compt) Right front fog light Right headlight Through joint connector (f109: left rear of engine compt) Through joint connector (f109: left rear of f109
HORN Horn Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Horn Wiring Diagram for Subaru Impreza WRX 2008: 18 (not used) B143 B186 B279 B68 Body integrated unit (behind left side of dash) F35 Fuse 9 15a Horn (left front of engine compt) Horn (right front of engine compt) Horn relay Horn switch Hot at all times Main fuse box (m/b) (left rear of engine compt) Nca Remote control engine start control module (behind left side of dash) Roll connector (upper steering column) St3
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008 List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008: 70 (behind right end of dash) (dimmer) (on brake fluid reservoir) brake fluid level switch (under center console) gb-11 Abs control module (w/o vdc) (2.5l: on right side of engine compt) (2.5l turbo: right side of engine compt) Ambient sensor (behind center of grille) B136 B144 B158 B361 Buzzer Can transceiver & receiver Charge warning light ind Circuit Circuit drive Combination meter Computer data lines system Door warning light ind Drive circuit Eeprom Engine control module (ecm) (behind right side of dash) Engine controls system Engine coolant temp gauge Exterior lights system F108 Front fog light ind Fuel gauge Fuse & relay box (f/b) Fuse 15a Fuse 20a Fuse 24 15a Fuse 5 10a Gb-3 Hi-beam ind light Hot at all times Hot in on or acc Hot in on or start I/f J/c i97 (behind left side of dash) Lcd illum light ind Lcd shift indicator (sport shift) odo/trip meter Lighting ind (wrx sti) Low fuel warning light ind Main fuse box (m/b) (left rear of engine compt) Malfunction light ind Micro computer Navigation unit (if equipped) Needle illum light ind Oil pressure switch (on front of engine) Oil pressure warning light ind Op connector (wrx) Parking brake/ brake fluid level warning light ind Plate illum light ind Pnk R168 Rear differential oil temperature warning light ind (wrx sti) Red Rev light ind (wrx sti) Reverse circuit (wrx sti) Security/ immobilizer ind Speedo- meter Starting/charging system Tacho- meter Through j/c (f108: left rear of engine compt) To engine coolant temperature ind diagram (2 of 2) Tpm control module (near base of right "c" pillar) Transmissions system Trip reset switch Vdc control module (w/ vdc) (right side of engine compt) Warning systems Instrument Cluster Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008: 58 Abs warning light ind Airbag ind passenger's Airbag off ind passenger's Airbag on ind passenger's Airbag warning light ind At oil temp warning light ind (wrx) Auto (+) light ind (wrx sti) Auto (-) light ind (wrx sti) Auto light ind (wrx sti) Awd/hill start assist warning light ind B281 B437 B438 Body integrated unit (behind left side of dash) Clock Combination meter Constant voltage circuit Cruise control ind Cruise set light ind Drive circuit Engine coolant temp ind (wrx normal meter) Engine coolant temp warning light ind (wrx normal meter) From parking brake/ brake fluid level warning light ind diagram (1 of 2) Fuel pump assembly (fuel level sensor) (at left rear of engine compt) Fuel sub level sensor (top of fuel tank) Gb-11 (under center console) Gb-7 (near right "c" pillar) Gb-8 (under right front seat) Gb-9 (near base of left "c" pillar) I/f I84 I97 I98 Interior lights system J/c i97 & i98 (behind left side of dash) Left front door switch (in left "b" pillar) Left rear door switch (in left "c" pillar) Left turn signal light ind Light ind (wrx sti) Micro computer Multi j/c b437 & b438 (behind left side of dash) Parking brake switch (base of park brake lever) Passenger's seat belt warning light ind Rear gate latch switch (at bottom center of rear gate) Reverse circuit Right front door switch (in right "b" pillar) Right rear door switch (in right "c" pillar) Right turn signal light ind Seat belt warning light ind Sedan Shift up light ind (wrx sti) Sport ind (wrx) Tire inflation pressure warning light ind Trunk lid switch (at rear center of trunk) Vdc operator light ind Vdc traction mode light ind (green) (wrx sti) Vfd (ambient & average fuel economy & clock display) Wagon
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Courtesy Lamps Wiring Diagram for Subaru Impreza WRX 2008: 41 B144 B158 B186 B225 B279 B281 B438 B439 B445 Body integrated unit (behind left side of dash) Door Fuse & relay box (f/b) Fuse 10a Fuse 14 15a Fuse 8 20a Gb-5 (behind center of dash) Gb-6 (behind left end of dash) Gb-8 (under right front seat) Gb-9 (near base of left "c" pillar) Hot at all times I84 Key illumination Left foot light (wrx sti) Left front door switch (in left "b" pillar) Left fuse & relay box (behind left side of dash) Left rear door switch (at left "c" pillar) Luggage room light (wagon) Main fuse box (m/b) (left rear of engine compt) Multi joint connector Off R168 Rear gate latch switch (at bottom center of rear gate) Right foot light (wrx sti) Right front door switch (in right "b" pillar) Right rear door switch (in right "c" pillar) Room light Sedan Spot map light Trunk lid switch (sedan) Trunk room light (sedan) Wagon Instrument Illumination Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008 List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008: 30 At select lever illumination light (a/t) sti illumination light (wrx sti) B145 B279 B280 B281 B52 B71 Body integrated unit (behind left side of dash) Bright switch Combination switch (lighting switch) Computer data lines system Exterior lights system Fuse & relay box (f/b) Fuse 10a Fuse 15a Gb-5 (behind center of dash) Hazard switch Head Hot at all times I84 Illumination control module Main fuse box (m/b) (left rear of engine compt) Nca Off Park Pnk Pocket light Remote engine start control module (wrx) (behind left side of dash) Tail & illumination relay (on left fuse & relay box) Vdc off switch illumination light (w/ vdc) vdc mode change switch illumination light (wrx sti) Instrument Illumination Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008 List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008: 55 (wrx sti) A/c control panel Audio B435 B436 B437 B438 B68 Can transceiver & receiver Circuit dimmer drive Circuit drive Clock Combination meter Computer data lines system Dimmer circuit Drive Fuse & relay box (f/b) Fuse 5 10a Fuse 7 15a Gb-11 (under center console) Gb-12 (under center console) Glove box illumination light Hot at all times Hot in on or start I/f I100 I16 I85 I87 I88 I97 I98 I99 Indicator needle illumination light Joint ground connector i97 & i98 (behind left side of dash) Joint ground connector i99 & i100 (behind right side of dash) Lcd illumination light ind Lighting indicator Microcomputer Multi joint connector b435, b436, b437 & b438 Multi select Nca Plate illumination light Pnk R168 Roll connector Satellite switch illumination light Seat heater St3 Switch W/ automatic a/c W/ manual a/c W/ navigation W/o navigation Wrx luminescent meter
NAVIGATION Navigation Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Navigation Wiring Diagram for Subaru Impreza WRX 2008: 48 Abs control module (right side of engine compt) Antenna amplifier (sedan: at left "c" pillar) (wagon: behind left rear quarterpanel) Audio Aux input terminal B144 B158 B439 B68 Combination meter Computer data lines system Exterior lights system Fuse & relay box (f/b) Fuse 10a Fuse 15a Gb-11 (ho turbo: under center console) Hot at all times Hot in on or acc Hot w/ ig2 relay energized Interior lights system Left front door speaker Left front door tweeter Left rear door speaker Main fuse box (m/b) (left rear of engine compt) Mode Multi j/c b437 & b439 (behind left side of dash) b437 Mute Navigation unit Nca Op connector (wrx) Parking brake switch (base of park brake lever) Pnk Red Right front door speaker Right front door tweeter Right rear door speaker Roll connector Satellite switch Sbf fuse 8 20a Seek down Seek up St3 Vdc control module (right side of engine compt) Vol + Vol - Wrx Wrx sti Wrx sti & wrx w/ vdc Wrx w/o vdc
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 4) for Subaru Impreza WRX 2008 List of elements for Power Distribution Wiring Diagram (1 of 4) for Subaru Impreza WRX 2008: 75 (left rear of engine compt) main fuse box (m/b) 10a 15a 2.5l 60a A/f oxygen sensor relay Abs control module (w/ wrx) B136 B144 B145 B186 B220 B279 B360 B54 Battery Body integrated unit Data link connector Daytime running light relay Dccd cm (w/ wrx sti) Dccd relay (w/ wrx sti) Electronic throttle control relay F36 F37 F70 Fuel pump relay Fuse 10a Fuse 15a Fuse 20a Fuse 25a Fuse 30a Fuse 7.5a Generator High headlight relay Horn relay Ig relay J/c b360 & f109 (f109: left f109 J/c b53 (behind center of dash) Key illumi- nation Key warning switch Low headlight relay Main fan relay 1 Main relay Main sbf fuse 120a Nca Power window circuit breaker (behind left side of dash) Power window relay Rear defogger relay Rear of engine compt) Red Relay holder (left rear of engine compt) Right fuse & relay block (f/b) (behind right side of dash) Sbf 1 fuse 50a Sbf 2 fuse 50a Sbf 3 fuse 50a Sbf 4 fuse 30a Sbf 5 fuse 30a Sbf 6 fuse 50a Sbf 7 fuse 30a Sbf 8 fuse 50a Secondary air pump relay (2.5l turbo wrx) Secondary air pump relay 1 (2.5l turbo wrx) Secondary air pump relay 2 (2.5l turbo wrx) Starter motor Sub fan relay Tail & illumination relay To fuse & relay box (f/b) (diagram 2 0f 4) To fuse & relay box (f/b) (diagram 3 0f 4) To ignition switch (diagram 3 0f 4) To left fuse & relay box (f/b) (diagram 2 0f 4) Transmission control module (a/t & wrx) Turn signal & hazard module Vdc control module W/ abs W/ vdc Power Distribution Wiring Diagram (2 of 4) for Subaru Impreza WRX 2008 List of elements for Power Distribution Wiring Diagram (2 of 4) for Subaru Impreza WRX 2008: 67 (automatic a/c) (left rear of engine compt) j/c b360 & f109 (manual a/c) (not used) (sedan) (w/o navigation) (wagon) 10a A/c control panel At select level illumination light Audio B152 B158 B159 B225 B281 B360 B435 B52 B54 Blower motor relay Body integrated unit Clock Combination meter F109 From main fuse box (m/b) (diagram of 1 of 4) Front fog light relay Fuse & relay box (f/b) Fuse 10a Fuse 15a Fuse 20a Fuse 7.5a Fwd fuse 15 (wrx) Gb-11 (ho-turbo: under center console) Glove box illumination light Hazard switch I84 I85 I87 I87 (w/ navigation) Illumination control module J/c b435 & b437 (behind left side b437 J/c i97 (behind left side of dash) Keyless entry control module Left front clearance light Left fuse & relay block (f/b) (behind left side of dash) Left license plate light Left rear combination light Luggage room light Of dash) Pocket light R168 Red Remote control engine start control module Right front clearance light Right license plate light Right rear combination light Room light Seat heater relay Sedan Spot map light Stop light switch Tail & illumi- nation relay Transmission control module Trunk room light Wagon Wiper deicer relay Power Distribution Wiring Diagram (3 of 4) for Subaru Impreza WRX 2008 List of elements for Power Distribution Wiring Diagram (3 of 4) for Subaru Impreza WRX 2008: 79 (not used) (sedan) (wagon) (wrx sti) (wrx) 15a A/c control panel (automatic a/c) Acc Accessory relay Air mix door actuator Audio B136 B152 B158 B159 B225 B279 B280 B438 B440 B441 B442 B443 B445 B52 Back up light switch Body integrated unit Clock Clutch switch (m/t) Combination meter Combination switch Compass mirror Data link connector Ecm From main fuse box (m/b) (diagram of 1 of 4) Front washer motor Front wiper motor Fuse & relay box (f/b) Fuse 10a Fuse 15a Fuse 20a Fuse 30a Fuse 7.5a Gb-12 (ho-turbo: under center of dash) Gb-5 (behind center of dash) Gb-7 (near right "c" pillar) I100 I99 Ig1 Ig2 Ig2 relay Ignition switch Impact sensor Inhibitor switch J/c b438, b440, b442, b443 & b445 (behind left side of dash) J/c i100 & i99 (behind right side of dash) Left fuse & relay block (f/b) (behind left side of dash) Mode door actuator Navigation unit Nca Off R168 Rear washer motor Rear wiper motor (wagon) Remote control mirror switch Seat heater relay St1 St2 Start Starter relay Stop light & brake switch To fuse & relay box (f/b) (diagram 4 0f 4) To fuse 5 (diagram 4 of 4) Tpm control module Turn signal & hazard module W/ navigation W/o navigation Wrx a/t Wrx sti & wrx m/t Power Distribution Wiring Diagram (4 of 4) for Subaru Impreza WRX 2008 List of elements for Power Distribution Wiring Diagram (4 of 4) for Subaru Impreza WRX 2008: 62 (2.5l turbo) (automatic a/c) (manual a/c) (not used) A/c control panel A/c relay Ab35 Abs control module (w/ wrx) Air bag control module B135 B136 B143 B152 B159 B162 B186 B280 B360 B52 B54 Blower motor relay Body integrated unit Clock Clutch switch (m/t) Combination meter Dccd cm (w/ wrx sti) Dccd relay (w/ wrx sti) Ecm F109 F35 From ig2 relay (diagram 3 of 4) From ignition switch (diagram 3 of 4) Fuel pump relay Fuse & relay box (f/b) Fuse 10a Fuse 15a Fuse 7.5a Ignition coil 1 Ignition coil 2 Ignition coil 3 Ignition coil 4 Intake door actuator J/c b53 (behind center of dash) J/c f109 & b360 (left rear of engine compt) Main fan relay Main fan relay 2 Main fuse box (m/b) (left rear of engine compt) Occupant detection control module Power window relay Pressure switch Rear defogger relay Rear vehicle speed sensor Red Relay holder (left rear of engine compt) Starter relay (m/t) Steering angle sensor Sub fan relay 2 Tcm Vdc control module W/ abs W/ vdc Yaw rate & lateral g sensor
POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008 List of elements for Power Door Locks Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008: 43 10a B144 B158 B186 B225 B279 B280 B281 B440 B444 B52 Body integrated unit (behind left side of dash) F35 Fuse & relay box (f/b) Fuse 10a Fuse 15a Fuse 20a Gb-3 (behind right end of dash) Gb-4 (behind center of dash) Gb-5 (behind center of dash) Gb-8 (under right front seat) Gb-9 (near base of left "c" pillar) Hood switch (right front of engine compt) Horn (at left front of engine compt) Horn (at right front of engine compt) Hot at all times Hot w/ horn relay energized Hot w/ ig2 relay energized I84 Impact sensor (behind center of dash) J/c b434 & b444 (behind b434 left side of dash) J/c b440 & b443 (behind b443 left side of dash) Key warning switch Keyless buzzer (left front of engine compt) Keyless entry control module (sedan: left side of trunk) (wagon: behind left rear quarterpanel) Left front door switch (in left "b" pillar) Left fuse & relay block (f/b) (behind left side of dash) Left rear door switch (wagon) (at left "c" pillar) Main fuse box (m/b) (left rear of engine compt) R168 Remote control engine start control module (behind left side of dash) Right front door switch (in right "b" pillar) Right rear door switch (sedan) (in right "c" pillar) Power Door Locks Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008 List of elements for Power Door Locks Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008: 27 Combination meter D102 Door Door warning ind Driver circuit Gb-11 (ho turbo: under center console) Gb-12 (ho turbo: under center of dash) Gb-6 (behind left end of dash) Gb-8 (under right front seat) I97 J/c i97 (behind left side of dash) Left front door lock actuator Left rear door lock actuator Off Passenger's door lock switch Power window main switch (door lock switch) Rear gate latch switch (at bottom center of rear gate) Rear gate lock actuator (wagon) Rear gate release switch (wagon) Right front door lock actuator Right rear door lock actuator Room light Security ind Sedan & wrx Trunk lid actuator (sedan) Trunk lid switch (at rear center of trunk) Wagon & wrx sti
POWER MIRRORS Automatic Day/Night Mirror Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Automatic Day/Night Mirror Wiring Diagram for Subaru Impreza WRX 2008: 21 A/t B152 B435 B437 B52 Back up light switch (on left side of transmission) Compass mirror Early production Fuse & relay box (f/b) Fuse 10a Fuse 7.5a Gb-6 (behind left end of dash) Hot w/ accessory relay energized Hot w/ ig2 relay energized Inhibitor switch (right p Inhibitor switch (right side of transmission) J/c b435 & b437 (behind left side of dash) Late production M/t Nca Side of trans- mission) Power Mirror Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Power Mirror Wiring Diagram for Subaru Impreza WRX 2008: 17 Change over switch Defogger system Fuse & relay box (f/b) Fuse 6 7.5a Gb-12 (ho turbo: under center of dash) Hot w/ accessory relay energized J/c i99 (behind right side of dash) Left outer mirror assembly Left/ right m Mirror heater Motor Nca Remote control mirror switch Right outer mirror assembly Up/ down m W/ heated mirrors W/o heated mirrors
POWER SEATS Heated Seats Wiring Diagram, Except WRX STI for Subaru Impreza WRX 2008 List of elements for Heated Seats Wiring Diagram, Except WRX STI for Subaru Impreza WRX 2008: 16 B152 B52 Fuse & relay box (f/b) (behind left side of dash) Fuse 15a Fuse 7.5a Gb-5 (behind center Gb-8 (under right front seat) Gb-9 (near base of left "c" pillar) Hot at all times Hot in acc or on Left seat heater Left seat heater switch Of dash) Right seat heater Right seat heater switch Seat heater relay (behind left side of dash) Heated Seats Wiring Diagram, WRX STI for Subaru Impreza WRX 2008 List of elements for Heated Seats Wiring Diagram, WRX STI for Subaru Impreza WRX 2008: 13 (behind left side of dash) seat heater relay (under right front seat) gb-8 B152 B52 Fuse & relay box (f/b) (behind left end of dash) Fuse 17 15a Fuse 6 7.5a Gb-6 (behind left end of dash) Hot at all times Hot in acc or on Left seat heater Right seat heater Seat heater switch
POWER WINDOWS Power Windows Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Power Windows Wiring Diagram for Subaru Impreza WRX 2008: 35 (behind center of dash) gb-5 Auto down B145 B52 D102 Door lock Door locks system Down Fuse & relay box (f/b) Fuse 26 7.5a Gb-12 (ho turbo: under center of dash) Hot at all times Hot in on or start Left front Left front power window motor (at center of left front door) Left rear Left rear power window motor (at center of left rear door) Left rear power window sub switch Lock Main fuse box (m/b) (left rear of engine compt) Nca Power window circuit breaker (behind left side of dash) Power window lock switch Power window main switch Power window relay (on left fuse & relay box) Red Right front Right front power window motor (at center of right front door) Right front power window sub switch Right rear Right rear power window motor (at center of right rear door) Right rear power window sub switch Sbf 4 fuse 30a Solid state Un- lock
RADIO Radio Wiring Diagram, with Navigation for Subaru Impreza WRX 2008 List of elements for Radio Wiring Diagram, with Navigation for Subaru Impreza WRX 2008: 48 Abs control module (right side of engine compt) Antenna amplifier (sedan: at left "c" pillar) (wagon: behind left rear quarterpanel) Audio Aux input terminal B144 B158 B439 B68 Combination meter Computer data lines system Exterior lights system Fuse & relay box (f/b) Fuse 10a Fuse 15a Gb-11 (ho turbo: under center console) Hot at all times Hot in on or acc Hot w/ ig2 relay energized Interior lights system Left front door speaker Left front door tweeter Left rear door speaker Main fuse box (m/b) (left rear of engine compt) Mode Multi j/c b437 & b439 (behind left side of dash) b437 Mute Navigation unit Nca Op connector (wrx) Parking brake switch (base of park brake lever) Pnk Red Right front door speaker Right front door tweeter Right rear door speaker Roll connector Satellite switch Sbf fuse 8 20a Seek down Seek up St3 Vdc control module (right side of engine compt) Vol + Vol - Wrx Wrx sti Wrx sti & wrx w/ vdc Wrx w/o vdc Radio Wiring Diagram, without Navigation for Subaru Impreza WRX 2008 List of elements for Radio Wiring Diagram, without Navigation for Subaru Impreza WRX 2008: 39 (under center console) gb-11 Antenna amplifier (sedan: at left "c" pillar) (wagon: behind left rear quarterpanel) Audio Audio bracket i29 ground Aux input terminal B144 B158 B68 Computer data lines system Fuse & relay box (f/b) Fuse 15a Gb-11 (under center console) Hot at all times Hot in on or acc I85 I86 Interior lights system Left front door speaker Left front door tweeter Left left door speaker Main fuse box (m/b) (left rear of engine compt) Mode Mute Nca Pnk Red Right front door speaker Right front door tweeter Right rear door speaker Roll connector Satellite switch Sbf fuse 8 20a Seek down Seek up St3 Vol + Vol - Wrx Wrx sti
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Shift Interlock Wiring Diagram for Subaru Impreza WRX 2008: 37 At select lever B158 B159 B168 B186 B279 B280 B281 B434 B436 B52 B75 B76 Body integrated unit (behind left side of dash) Computer data lines system Fuse & relay box (f/b) Fuse 15a Fuse 20a Fuse 7.5a Gb-3 (behind right end of dash) Gb-4 (behind center of dash) Gb-5 (behind center of dash) Hot at all times Hot in on or start I84 Key lock solenoid & key warning switch Main fuse box (m/b) (left rear of engine compt) Multi joint connector (behind left side of dash) P range switch Red Relay block Sedan Shift lock solenoid Stop light switch (on bracket, above brake pedal) Test mode connector Wagon Wagon sedan
STARTING/CHARGING Charging Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Charging Wiring Diagram for Subaru Impreza WRX 2008: 15 (not used) B143 Battery Charge warning light ind Combination meter F37 Fuse & relay box (f/b) Fuse 16 7.5a Fuse 5 10a Generator Hot in on or start Main fuse box (m/b) (left rear of engine compt) Main sbf fuse 120a Nca Starter motor Remote Starting Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Remote Starting Wiring Diagram for Subaru Impreza WRX 2008: 48 (behind left side of dash) multi j/c (near base of left "c" pillar) gb-9 (under center of dash) gb-12 (under right front seat) gb-8 7.5a B135 B136 B158 B159 B186 B434 B437 Body integrated unit (behind left side of dash) Engine control module (ecm) (behind right side of dash) Fuse & relay box (f/b) Fuse 14 15a Fuse 8 20a Gb-3 (behind right end of dash) Gb-4 (behind center of dash) Gb-7 (near right "c" pillar) Gb-8 (under right front seat) Gb-9 (near base of left "c" pillar) Hood switch (right front of engine compt) Horns system Hot at all times I84 Interior lights system J/c i99 (behind right side of dash) Key warning switch Left front door lock actuator (at rear of left front door) Left front door switch (in left "b" pillar) Left fuse & relay box (f/b) (behind left side of dash) Left rear door switch (at left "c" pillar) Lock Main fuse box (m/b) (left rear of engine compt) Passenger's door lock switch Power window main switch (door lock switch) R168 Rear gate latch switch (at bottom center of rear gate) Rear gate lock actuator (at bottom center of rear gate) Remote engine start control module (behind left side of dash) Right front door switch (in right "b" pillar) Right rear door switch (in right "c" pillar) Sedan Stoplight & brake switch (on bracket, above pedal bracket) Trunk lid lock actuator & switch (at rear center of trunk) Unlock Wagon Starting Wiring Diagram, Except WRX STI for Subaru Impreza WRX 2008 List of elements for Starting Wiring Diagram, Except WRX STI for Subaru Impreza WRX 2008: 28 2.5l 2.5l turbo A/t Acc B136 B144 B152 B159 Battery Box (m/b) (left rear of engine compt) Clutch switch (on bracket above clutch pedal) Engine control module (ecm) (behind right side of dash) Fuse & relay box (f/b) Fuse 21 7.5a Ignition switch Inhibitor switch (right side of transmission) J/c b122 (behind right side of dash) M/t Main fuse Main sbf fuse 120a Nca Neutral position switch (on left side of transmission) Off Run Sbf-6 fuse 50a Start Starter motor Starter relay (on left fuse & relay box) Starting Wiring Diagram, WRX STI for Subaru Impreza WRX 2008 List of elements for Starting Wiring Diagram, WRX STI for Subaru Impreza WRX 2008: 21 Acc B136 B144 B152 B159 Battery Clutch switch (on bracket, above clutch pedal) Engine control module (ecm) (behind right side of dash) Fuse & relay box (f/b) Fuse 21 7.5a Ignition switch J/c b122 (behind right side of dash) Main fuse box (m/b) (left rear of engine compt) Main sbf fuse 120a Nca Neutral position switch (on left side of transmission) Off Sbf-6 fuse 50a Start Starter motor Starter relay (on left fuse & relay box)
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008 List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008: 30 (under front of center console) air bag control module (under left headlight assembly) left front sub sensor Ab17 Ab18 Ab35 Ab37 Ab38 Ab6 B162 Computer data lines system Driver's air bag module Fuse & relay box (f/b) Fuse 15a Gab-1 (behind center of dash) Gab-2 (behind right end of dash) Hot in on or start Left curtain air bag sensor (near base of left "c" pillar) Left side air bag sensor (base of left "b" pillar) Nca Passenger's air bag module Pressure sensor Red Right curtain air bag module (sedan: in right "c"pillar) (wagon: in right "d" pillar. Right curtain air bag sensor (near base of right "c" pillar) Right front sub sensor (under right headlight assembly) Right pretensioner (base of right "b" pillar) Right side air bag module (in front passenger's seat back) Right side air bag sensor (base of right "b" pillar) Roll connector Satellite safing sensor (under left side of rear seat) Supplemental Restraints Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008 List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008: 39 (under front passenger's seat) occupant detection module Air bag warning light ind B280 B281 B52 Belt tension sensor Body integrated unit (behind left side of dash) Buckle switch Can transceiver & receiver Clock Combination meter Computer data lines system Drive circuit Fuse & relay box (f/b) Fuse 10a Fuse 15a Gb-11 (under center console) Gb-9 Hot in on or start I/f I84 Joint ground connector i97 Left curtain air bag module (near base of left "c" pillar) Left pretensioner (base of left "b" pillar) Left seat belt switch (under driver's seat) Left side air bag module (in driver's seat back) Micro computer Off ind light air bag passenger's On ind light air bag passenger's Passenger's air bag off ind light Passenger's air bag on ind light Passenger's seat belt warning ind light Pnk Red Reverse circuit Seat belt warning light ind Sti Warning ind light seat belt passenger's Wrx
TRANSMISSION A/T Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008 List of elements for A/T Wiring Diagram (1 of 2) for Subaru Impreza WRX 2008: 36 At select lever Awd warning light B158 B186 B52 B54 Can transceiver & receiver Combination meter Computer data lines system Drive circuit Engine coolant Engine coolant temp gauge Fuse & relay box (f/b) Fuse 10a Fuse 15a Fwd fuse 15 Gb-11 (ho-turbo: under center console) Gb-4 (behind center of dash) Hot at all times Hot in on or start J/c b53 (behind center of dash) J/c i97 (behind left side of dash) Main fuse box (m/b) (left rear of engine compt) Micro computer One step dimmer circuit Pnk Power circuit R168 Speedo- meter Sport ind Sport shift switch Tacho- meter Temp ind Transmission control module(tcm) (behind center of dash) Up ind shift Warning ind at oil temp A/T Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008 List of elements for A/T Wiring Diagram (2 of 2) for Subaru Impreza WRX 2008: 24 (right side of transmission) inhibitor switch 2-4 brake duty solenoid A/t control (transmission) At1 At2 Atf temperature sensor B55 Computer data lines system Duty solenoid high clutch Duty solenoid lock-up Duty solenoid low & reverse Duty solenoid transfer Exterior lights system Front vehicle speed sensor Gb-5 (behind center of dash) J/c b53 (behind center of dash) Linear solenoid line pressure Low & reverse duty solenoid Nca Rear vehicle speed sensor Red Starting/ charging system Torque converter turbine speed sensor Transmission control module (tcm) (behind center of dash) Center Differential Lock Wiring Diagram, WRX STI for Subaru Impreza WRX 2008 List of elements for Center Differential Lock Wiring Diagram, WRX STI for Subaru Impreza WRX 2008: 45 (+) (-) Auto ind (+) light Auto ind (-) light Auto ind light Auto/ manual B186 B52 Can transceiver & receiver Center differential Combination meter Computer data lines system Dccd cm Dccd relay Drive circuit Engine coolant temperature gauge Fuse & relay box (f/b) Fuse 10a Fuse 15a Gb-11 (ho-turbo: under center console) Gb-3 (behind right end of dash) Gb-4 (behind center of dash) Gb-7 (near right "c" pillar) Gb-9 (near base of left "c" pillar) Hot at all times Hot in on or start J/c i97 (behind left side of dash) Lcd torque indicator Main fuse box (m/b) (left rear of engine compt) Micro computer Multi select switch (dccd) Nca Oil pressure switch (on front of engine) Oil pressure warning light ind One step dimmer circuit Pnk R168 Rear differential oil temperature switch (at rear differential) Rear differential oil temperature warning light ind Red Reverse Speedo- meter Tacho- meter Temperature ind engine coolant Up ind shift
WARNING SYSTEMS Seat Belt Warning Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Seat Belt Warning Wiring Diagram for Subaru Impreza WRX 2008: 26 B280 B281 B52 Body integrated unit (behind left side of dash) Buzzer Can transeiver & receiver Clock Combination meter Computer data lines system Drive circuit Fuse & relay box (f/b) Fuse 12 15a Fuse 5 10a Fuse 7 15a Gb-9 (near base of left "c" pillar) Hot at all times Hot in on or start I/f I84 Left seat belt switch (under driver's seat) Micro computer Passenger's seat belt warning light Pnk R168 Red Seat belt warning light ind Tire Pressure Monitoring Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Tire Pressure Monitoring Wiring Diagram for Subaru Impreza WRX 2008: 25 Abs control module (right side of engine compt) B280 Body integrated unit (behind left side of dash) Can transeiver & receiver Combination meter Computer data lines system Drive circuit Except wrx sti & wrx w/ vdc Fuse & relay box (f/b) Fuse 4 10a Fuse 5 10a Fuse 7 15a Gb-7 (near right "c" pillar) Hot at all times Hot in on or start Hot w/ ig2 relay energized I/f Micro computer Pnk R168 Red Tire inflation pressure warning light ind Tpm control module (near base of right "c" pillar) Vdc control module (right side of engine compt) Wrx sti & wrx w/ vdc
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Front Wiper/Washer Wiring Diagram for Subaru Impreza WRX 2008: 26 15a B159 B225 B281 B70 Body integrated unit (behind left side of dash) Combination switch Front washer motor (left front of engine compt) Front washer switch Front wiper motor (at left rear of engine compt) Front wiper switch Fuse & relay box (f/b) Fuse 30a Gb-3 (behind right end of dash) Gb-5 (behind center of dash) Hot in acc or on Int Int1 Int2 Left fuse & relay block (f/b) (behind left side of dash) Mist Mist switch Nca Off Pc board Wiper motor Rear Wiper/Washer Wiring Diagram for Subaru Impreza WRX 2008 List of elements for Rear Wiper/Washer Wiring Diagram for Subaru Impreza WRX 2008: 27 B279 B280 B281 B443 B444 B445 B52 B70 Body integrated unit (behind left side of dash) Combination switch Fuse & relay box (f/b) Fuse 15a Fuse 7.5a Gb-3 (behind right end of dash) Gb-4 (behind center of dash) Gb-5 (behind center of dash) Hot at all times Hot in acc or on J/c b443, b443 & b444 (behind left side of dash) Nca Off Park R168 Rear washer motor (left front of engine compt) Rear wiper motor (at center of rear gate) Run Wash
