Lexus GS III facelift (2007-2011) data link connector 3 (behind left side of dash) Wiring diagrams

+B STA 2 17 EC IGSW 24 25 CANL CANH 3 4 TC STP 30 19 16 27 33 34 35 32 26 SFTU SFTD TACH 4 13 5 6 12 BATT MREL ACCELERATOR POSITION SENSOR (UNDER LEFT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) EFI 2 FUSE EFI FUSE EFI MAIN RELAY ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) ETCS FUSE GRN/WHT WIRE HOT AT ALL TIMES LT GRN WIRE ORG/ WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) TAC VIO WIRE VIO/WHT WIRE VPA EPA VCPA WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BODY ECU BRN WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START HOT W/ IG 2 RELAY ENERGIZED IGN FUSE NCA WIRE ORG/ WIRE PNK 1 1 2 3 4 WIRE PNK WIRE PWR RED WIRE RED/BLK WIRE RED/BLU WIRE RELAY ENERGIZED RH-IG FUSE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) SFTD SFTU SNOW STOP LIGHT SWITCH (ON BRAKE PEDAL BRACKET) STOP SW FUSE TAC TRANSMISSION CONTROL SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

+BM 2 16 7 8 9 10 13 14 15 5 21 B+ 7 1 3 8 13 20 21 22 23 24 28 29 16 17 12 BATT BATT M- M+ VTA BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) EFI FUSE EFI MAIN RELAY ENGINE CONTROL MODULE ENGINE ROOM ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ETCS FUSE R/B 2 (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT W/ LH-IG 1 RELAY ENERGIZED JUNCTION JUNCTION CONNECTOR LEFT COWL SIDE J/B LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LH-IG FUSE (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MREL IGSW STP EPA NCA WIRE ORG/ WIRE PNK VCPA SPD WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT COWL SIDE J/B (AT RIGHT KICK PANEL) SFTD SFTU CAN- CAN+ STOP LAMP SWITCH (ON BREAK PEDEL BRACKET) THROTTLE BODY ASSEMBLY (TOP OF ENGINE) VCAT ETA VIO WIRE VIO/WHT WIRE VPA LGND CCHG WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

3.5L 3.5L 4.6L 3.5L 4.6L 4.6L 3.5L ABSORBER CONTROL ECU BLK WIRE BLK) (OR YEL/ WIRE BLU WIRE BODY ECU BRN (OR WHT/BLK) WIRE BRN WIRE CENTER AIR BAG SENSOR ASSEMBLY CG SG CANH SIL D/G DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) DIA ECU (RIGHT REAR OF LUGGAGE COMPT) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) FREE FRONT STABILIZER CONTROL ECU (RIGHT FRONT CORNER OF ENGINE COMPT) GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GRN/BLK WIRE GRY WIRE HIGH/LOW BUS CIRCUIT HOT AT ALL TIMES LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MAYDAY ECU (CENTER REAR OF LUGGAGE COMPT) MULTI-DISPLAY OBD FUSE OCCUPANT CLASSIFICATION ECU ORG/ WIRE PNK PNK WIRE PNK WIRE POWER STEERING ECU RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) SIL SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) SKID CONTROL ECU W/ ACTUATOR (3.5L) (LEFT REAR OF ENGINE COMPT) STEERING CONTROL ECU (UNDER GLOVE COMPT) TAC TACH TS TC CANL WFSE BAT VIO WIRE WFSE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 TRQV RZV RZCS RZSN 1 2 3 4 5 6 7 8 9 10 11 CAN+ CANH CANL PIG PGND 16 10 (4.6L) (3.5L) 17 2 (4.6L) (3.5L) 24 25 CANL CANH 5 25 MPX- MPX+ 9 10 CANL CANH BLK WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CAN- IG SIL RLY COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) ECU-B FUSE ECU-IG LH FUSE ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B 1, ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) EPS FUSE EPS RELAY GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INCS INSN INSN INCS OUSN OUCS LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OUCS OUSN POWER STEERING ECU (RIGHT REAR CORNER OF ENGINE COMPT) POWER STEERING MOTOR (FRONT OF ENGINE COMPT) POWER STEERING TORQUE SENSOR (LEFT FRONT OF ENGINE COMPT) PS (+) RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) RZCS RZG RZSN RZV SIL SKID CONTROL ECU (3.5L) (LEFT REAR OF ENGINE COMPT) SKID CONTROL ECU (4.6L) (LEFT REAR OF ENGINE COMPT) SRZG STEERING SENSOR (BEHIND LEFT OF DASH, NEAR STEERING COLUMN) VIO WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 +BO 1 2 3 4 5 6 7 8 9 10 IG ESS BAT 1 2 3 4 5 6 7 8 BMV BMU BMW 8 7 SS- SS+ AFS+ IG CAN+ AFS- BLK WIRE BLK/YEL WIRE BLU WIRE BMU+ BMV+ BMW+ BRN WIRE CANL CANH COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) ECU-B FUSE ECU-IG LH FUSE ENGINE ROOM J/B 1, ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRY WIRE HEADLAMP SWIVEL ECU (UNDER LEFT END OF DASH) HOT AT ALL TIMES HOT IN ON OR START LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LG+ LT BLU WIRE LT GRN WIRE LV (+) MPX NCA WIRE PGND PIG CAN- +BI RED WIRE RG+ RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RV SIL RV+ SIDE OF DASH) SIL SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) STEERING ACTUATOR (BEHIND LEFT SIDE OF DASH, NEAR STEERING COLUMN) STEERING CONTROL ECU (UNDER GLOVE COMPARTMENT) STEERING SENSOR (BEHIND LEFT OF DASH, NEAR STEERING COLUMN) VGRS FUSE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/ WHT WIRE BLK/RED WIRE BLK/WHT WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE CAMSHAFT TIMING OIL CONTROL VALVE (RIGHT EXHAUST SIDE) (RIGHT SIDE OF ENGINE) CANISTER PRESSURE SENSOR CANISTER PUMP MODULE (CENTER REAR UNDERSIDE OF VEHICLE) CENTER J/B RIGHT (BEHIND RIGHT SIDE OF DASH) DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) DETECTION LEAK EFI 2 FUSE ETCS FUSE F/PMP RELAY FUSE GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IG 2 RELAY ENERGIZED LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PNK WIRE PUMP RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE TAC VALVE VENT VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE