Lexus GS I (1993-1997) (rear side of intake manifold) Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 PKB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 BRC STP FLO BRFA RLO TC 4 14 17 8 DATA LINK CONNECTOR #2 (LEFT SIDE OF I/P) A- ACM GND BM A/T INDICATOR LIGHT ABS INDICATOR B- BCM BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL (OR GRY/BLU) WIRE BRN WIRE BRN/WHT WIRE BRP COMBINATION METER DATA LINK CONNECTOR #1 (LEFT SIDE OF ENG COMPT) 11 16 22 23 ECU-IG FUSE ENGINE CONTROL MODULE (BEHIND CENTER OF I/P) ENGINE CONTROLS SYSTEM FRO IND RRO CSW WT ABSO GAUGE FUSE GRN (OR GRN/GRY) WIRE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT IN RUN OR START J/B 1 (LEFT SIDE OF I/P) J/B 3 J/C 10 (CENTER OF I/P) J/C 9 (RIGHT SIDE OF I/P) LT GRN WIRE LT GRN/RED WIRE NCA WIRE PARK/NEUTRAL POSITION SWITCH PNK WIRE PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE STOP FUSE STOP LIGHT SWITCH (BEHIND LEFT SIDE OF I/P) SUB THROTTLE ACTUATOR (TOP RIGHT REAR OF ENGINE) TRAC INDICATOR TRAC OFF INDICATOR TRACTION CUT SWITCH TRACTION ECU (RIGHT SIDE OF I/P) TRCO THFA NEO VIO WIRE VSH VTH WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

+IG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 FP 5 4 FP A/C CONTROL ASSEMBLY ABS ABS AND TRACTION ECU (BEHIND GLOVE BOX) ABS ECU (BEHIND GLOVE BOX) ABS SOLENOID RELAY ABS W/ TRACTION CONTROL ABS W/O TRACTION CONTROL BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BRN WIRE CENTER AIRBAG SENSOR ASSEMBLY (BEHIND CENTER CONSOLE) LA CRUISE CONTROL ECU (BEHIND LEFT SIDE OF I/P) DATA LINK CONNECTOR 1 (TOP CENTER OF ENGINE) DATA LINK CONNECTOR 2 (BEHIND LEFT SIDE OF I/P) ENG DIN DOUT ECT A/D A/C AB EFI MAIN RELAY ENGINE CONTROL MODULE (BEHIND CONSOLE) FRONT MAIN OXYGEN SENSOR (TOP RIGHT FRONT OF ENGINE) FUEL PUMP FUEL PUMP ECU (RIGHT REAR OF TRUNK) GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE IDLE AIR CONTROL VALVE (TOP CENTER OF ENGINE) IGNITER (RIGHT SIDE OF ENGINE COMPT) IND INSTRUMENT CLUSTER J/B 1 (LEFT KICK PANEL) J/B 2 (LEFT SIDE OF ENGINE COMPARTMENT) J/C #6 (CENTER OF I/P) J/C #8 (RIGHT SIDE OF I/P) J/C 9 (RIGHT SIDE OF I/P) LT GRN WIRE O/D MAIN SWITCH (IN CENTER CONSOLE) PI TC PNK WIRE PNK/BLU WIRE R/B 2 (LEFT SIDE OF ENGINE COMPARTMENT) REAR MAIN NO. 2 OXYGEN SENSOR (LEFT REAR OF ENGINE COMPARTMENT) RED WIRE RED/BLU WIRE SUB HEATED OXYGEN SENSOR (CENTER CONSOLE) TC +B TC D/G TS WA TC TT TRACTION ECU TRC+ VIO WIRE VSV EGR VALVE (TOP LEFT SIDE OF ENGINE) VSV EVAP CONTROL VALVE (LEFT REAR OF ENGINE COMPARTMENT) VSV FUEL PRESSURE UP (TOP LEFT SIDE OF ENGINE) VSV INTAKE AIR CONTROL VALVE (TOP LEFT SIDE OF ENGINE) W/ TRACTION CONTROL WA PNK WB WIRE WHT WIRE YEL WIRE YEL/BLK WIRE YEL/BLU (OR GRY/RED) WIRE YEL/BLU WIRE

A/C DUAL PRESSURE SWITCH ABS ACTUATOR ABS SOLENOID RELAY BLK WIRE BRN WIRE CANADA CONDENSER FAN MOTOR CONTROL CRUISE CONTROL ACTUATOR DATA LINK CONNECTOR 1 DATA LINK CONNECTOR 2 DATA LINK CONNECTOR 3 DAYTIME RUNNING LIGHT RELAY NO. 3 EFI MAIN RELAY ENGINE CONTROL MODULE ENGINE HOOD COURTESY SWITCH ENGINE OIL LEVEL WARNING SWITCH GRN WIRE HEATER RELAY INSTRUMENT CLUSTER J/B 2 J/C 1 J/C 9 LEFT FOG LIGHT LEFT LO HEADLIGHT MAIN HEATED OXYGEN SENSOR (FRONT SIDE) MAIN HEATED OXYGEN SENSOR (REAR SIDE) NOISE FILTER POWER STEERING PRESSURE SWITCH RADIATOR FAN MOTOR RDI FAN MAIN RELAY RELAY RIGHT FOG LIGHT RIGHT FRONT TURN AND PARKING LIGHT RIGHT LO HEADLIGHT SUB HEATED OXYGEN SENSOR TRACTION ECU (TRACTION VOLUME AIR FLOW METER (1995) W/ TRACTION CONTROL W/O TRACTION CONTROL WATER TEMPERTURE SWITCH WHT WIRE WHT/BLK WIRE

+B BATT 1 2 4 7 9 10 12 17 18 19 20 24 28 31 33 IGSW 1 3 NCO- 1 4 7 8 RB PL RL NL 9 2 3 DL A/T INDICATOR LIGHT (IN CENTER CONSOLE) A/T INDICATOR LIGHT SWITCH (PARK/NEUTRAL SWITCH) (ON BASE OF SHIFTER ASSEMBLY) BLK ORG/ WIRE BLK RED/ WIRE BLK WIRE BLK/ BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU RED/ WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CONN A CONN B DISTRIBUTOR ECT ECT INDIC R INDIC O/D INDIC L INDIC P INDIC 2 INDIC N INDIC ECU-IG FUSE EFI MAIN RELAY EGR GAS TEMP. SENSOR (ON BASE OF EGR VALVE) ELECTRONIC CONTROLLED TRANS. PATTERN SELECT SWITCH ELECTRONIC CONTROLLED TRANSMISSION SOLENOID (IN TRANS. VALVE BODY ASSEMBLY) ENG ENGINE CONTROL MODULE (BEHIND CENTER OF I/P) ENGINE COOLANT TEMPERATURE SENSOR (LEFT FRONT SIDE OF ENGINE COMPARTMENT) GAUGE FUSE GRN WIRE GRN/ WHT WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGNITER (RIGHT REAR CORNER OF ENGINE COMPARTMENT) IGF IGNITION SWITCH IGT INSTRU- MENT CLUSTER SYSTEM (COMBINA- TION METER) INSTRUMENT CLUSTER SYSTEM (SPEEDOMETER) J/B 1 (LEFT KICK PANEL) STOP FUSE J/B 3 (BEHIND CENTER OF I/P) J/C 1 (LEFT SIDE OF ENGINE COMPT) J/C 7 (BEHIND CENTER OF I/P) J/C 8 (BEHIND CENTER OF I/P) LOCK UP LT GRN WIRE M-REL NE 2 3 4 NO. 1 NO. 2 NO. 4 NORM PWR NSW STA O/D DIRECT CLUTCH SPEED SENSOR (ON TRANSMISSION) O/D INDIC D INDIC O/D MAIN SWITCH OFF OFF ON ON ORG/ WIRE PNK WIRE PNK/BLK WIRE R/B 2 (LEFT SIDE OF ENGINE COMPT.) EFI FUSE RED WIRE RED/ BLK WIRE RED/ BLU WIRE RED/BLK WIRE RED/BLU WIRE SLN- SLU- NCO+ STARTING/ CHARGING SYSTEM STOP LIGHT SWITCH (BRAKE PEDAL BRACKET) SUB-THROTTLE POSITION SENSOR (W/TRACTION CTRL.) THROTTLE POSITION SENSOR TRACTION ECU (BEHIND RIGHT SIDE OF I/P) VCC W/O TRAC. CTRL. 43 44 45 46 57 58 63 PNK THW THA THG IGT IGF WIRE VEHICLE SPEED VIO WIRE VIO/WHT WIRE W/O TRAC. CTRL. KS W/TRACTION CONTROL WHT GRN/ WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL BLK/ WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

"ON" #1 FUEL INJECTORS +B IGT KNOCK SENSOR 2 (LEFT REAR OF ENGINE) ACIS BLK WIRE BLK/ YEL WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COIL WIRE DISTRIBUTOR (TOP FRONT OF ENGINE) EFI FUSE FUSE EFI MAIN RELAY ENGINE CONTROL MODULE (UNDER FRONT END OF CENTER CONSOLE) EVAP EGR NSW STA FPC FP FPU FUEL PUMP FUEL PUMP ECU GRN WIRE GRN/ YEL WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES IDLE AIR CONTROL VALVE (TOP RIGHT OF ENGINE) IG- COIL IGF IGNITER (RIGHT SIDE OF ENGINE COMPARTMENT) IGNITION COIL (RIGHT SIDE OF ENGINE COMPT.) IGNITION SWITCH IGT IGF J/B 1 (LEFT KICK PANEL) J/C 6 (BEHIND CENTER OF I/P) KNOCK SENSOR 1 (TOP LEFT FRONT OF ENGINE) LOCK LT GRN WIRE LT GRN/RED WIRE NCO NOISE FILTER (FRONT SIDE (RIGHT ENGINE COMPT.) OF INTAKE MANIFOLD) O/D DIRECT CLUTCH SPEED SENSOR ORG BLK WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PNK THW THA THG WIRE PNK WIRE PNK/BLK WIRE R/B 2 (LEFT SIDE OF ENGINE COMPARTMENT) RED WIRE RED YEL/ WIRE RED/ BLK WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SLN- SLU- #60 #50 #40 #30 #20 #10 NCO+ TRANSMISSION VCC VEHICLE SPEED SENSOR 2 W/O TRAC. CTRL. W/TRAC. CTRL. WHT GRN/ WIRE WHT WIRE WHT/BLK WIRE YEL GRN/ WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

AIR CONDITIONING SYSTEM BATT A/C PS OR BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE CRUISE CONTROL SYSTEM DATA LINK CONNECTOR 1 (CHECK CONNECTOR) (LEFT SIDE OF ENGINE COMPARTMENT) DATA LINK CONNECTOR 2 (TDCL) (BEHIND LEFT SIDE OF I/P) DEFOGGER SYSTEM DI FPC ACMG M-REL ELS ENGINE CONTROL MODULE (UNDER FRONT END OF CENTER CONSOLE) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/GRN WIRE HOT AT ALL TIMES IDLE-UP DIODE (LEFT KICK PANEL) IGSW SPD J/B 1 (LEFT KICK PANEL) J/B 3 (CENTER OF I/P) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MAIN HEATED OXYGEN SENSOR (FRONT) (RIGHT FRONT OF ENGINE) MAIN HEATED OXYGEN SENSOR (REAR) (RIGHT REAR OF ENGINE) NEO VTH OR PNK TR NEO WIRE PNK/BLU WIRE POWER STEERING PRESSURE SWITCH RED WIRE RED/BLK WIRE RED/BLU WIRE SOLID STATE 4 3 2 STOP FUSE STOP LIGHT SWITCH (BEHIND LEFT SIDE OF I/P) SUB HEATED OXYGEN SENSOR (BOTTOM CENTER OF VEHICLE) TRACTION ECU (BEHIND GLOVE BOX) VIO WIRE VIO/WHT WIRE VOLUME AIR FLOW METER (RIGHT FRONT OF ENGINE COMPT.) VSH PNK WIRE W/ELECTRONIC CONTROLLED TRANSMISSION W/TRACTION CONTROL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLU OR WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE