Toyota 4Runner IV (2002-2005) (behind instrument cluster) Wiring diagrams

1 2 3 8 9 15 18 19 20 22 23 26 27 28 29 +B 1 6 10 12 13 17 19 24 HP +BM 4 (BEHIND UPPER LEFT END OF DASH) ACCEL POSITION SENSOR (BEHIND LEFT SIDE OF DASH) BATT MREL IGSW EOM SIL WFSE TC VPA BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMBINATION METER COMBINATION SWITCH CRUISE IND DOME FUSE DRIVER SIDE J/B DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ED ED CB CB DB DB EE (ON REAR OF RIGHT CYLINDER HEAD) EF (ON REAR OF LEFT CYLINDER HEAD) EFI FUSE EFI RELAY ENGINE CONTROL MODULE (BEHIND RIGHT END OF DASH) ENGINE ROOM R/B (ON LEFT ETCS FUSE SIDE OF ENGINE COMPT) FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START IGN FUSE J/C 25 (BEHIND RIGHT CENTER OF DASH) J/C 27 (NEAR FIREWALL GROMMET) J/C 29, 30 (BEHIND RIGHT END OF DASH) J/C 18 (BEHIND INSTRUMENT CLUSTER) JUNCTION CONNE- CTOR 4 (BEHIND UPPER LEFT END OF DASH) JUNCTION CONNECTOR JUNCTION CONNECTOR 2 (ON LEFT FRONT OF ENGINE COMPT, NEAR BATTERY) JUNCTION CONNECTOR 29, 30 (BEHIND RIGHT END OF DASH) JUNCTION CONNECTOR 35, 36 JUNCTION CONNECTOR 4 (BEHIND UPPER LEFT END OF DASH) JUNCTION CONNECTOR 8, 9 (BEHIND INSTRUMENT CLUSTER) LT GRN WIRE LT GRN/BLK WIRE M- M+ NCA WIRE NSSD OF DASH) ON OFF PI SPD STP CCS PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SIL SKID CONTROL ECU (BEHIND LEFT END OF DASH, ABOVE SPEEDO- METER STOP FUSE STOPLIGHT SWITCH (BEHIND LEFT SIDE OF DASH, ABOVE BRAKE PEDAL) SWITCH THROTTLE CONTROL MOTOR, THROTTLE POSITION SENSOR (ON THROTTLE BODY) TRANSMISSION CONTROL SWITCH (UNDER CENTER CONSOLE, NEAR SHIFT LEVER ASSEMBLY) VECHICLE SPEED SENSOR (ELECTRONICALLY CONTROLLED TRANSMISSION) (ON TRANSMISSION) VIO/RED WIRE VIO/WHT WIRE WFSE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

1 2 3 8 9 15 18 19 20 22 23 26 27 28 29 +B 1 6 10 12 13 17 19 24 HP +BM 4 (BEHIND UPPER LEFT END OF DASH) ACCEL POSITION SENSOR (BEHIND LEFT SIDE OF DASH) BATT MREL IGSW EOM SIL WFSE TC VPA BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMBINATION METER COMBINATION SWITCH CRUISE DOME FUSE DRIVER SIDE J/B DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ED ED CB CB DB DB EE (ON REAR OF RIGHT CYLINDER HEAD) EF (ON REAR OF LEFT CYLINDER HEAD) EFI FUSE EFI RELAY ENGINE CONTROL MODULE (BEHIND RIGHT END OF DASH) ENGINE ROOM R/B (ON LEFT ETCS FUSE SIDE OF ENGINE COMPT) FUSE GAUGE FUSE GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START IGN FUSE J/C 25 (BEHIND RIGHT CENTER OF DASH) J/C 26 (NEAR FIREWALL GROMMET) J/C 29, 30 (BEHIND RIGHT END OF DASH) J/C 18 (BEHIND INSTRUMENT CLUSTER) JUNCTION CONNECTOR JUNCTION CONNECTOR 2 (ON LEFT FRONT OF ENGINE COMPT, NEAR BATTERY) JUNCTION CONNECTOR 29, 30 (BEHIND RIGHT END OF DASH) JUNCTION CONNECTOR 35, 36 JUNCTION CONNECTOR 4 (BEHIND UPPER LEFT END OF DASH) JUNCTION CONNECTOR 8, 9 (BEHIND INSTRUMENT CLUSTER) LT GRN WIRE LT GRN/BLK WIRE M- M+ NCA WIRE NSSD OF DASH) ON OFF PI SPD STP CCS PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SIL SKID CONTROL ECU (BEHIND LEFT END OF DASH, ABOVE SPEEDO- METER STOP FUSE STOPLIGHT SWITCH (BEHIND LEFT SIDE OF DASH, ABOVE BRAKE PEDAL) SWITCH THROTTLE CONTROL MOTOR, THROTTLE POSITION SENSOR (ON THROTTLE BODY) TRANSMISSION CONTROL SWITCH (UNDER CENTER CONSOLE, NEAR SHIFT LEVER ASSEMBLY) VECHICLE SPEED SENSOR (ELECTRONICALLY CONTROLLED TRANSMISSION) (ON TRANSMISSION) VIO WIRE VIO/RED WIRE VIO/WHT WIRE WFSE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

18 22 ADD 4.0L 4WD 5 6 7 PNK WIRE 9 10 11 3 2 1 BAT TRIG ABS IND. ADD BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BRAKE IND BRN WIRE BRN/YEL WIRE CDL+ COMBINATION METER DAC IND DOWNHILL ASSIT CONTROL SWITCH (EXCEPT 4.0L 2WD) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EF (ON REAR OF LEFT CYLINDER HEAD) EXCEPT 4.0L 2WD FB FB CB CB GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE HOT IN ON OR START IGN FUSE J/C 20, 21 J/C 29, 30 (BEHIND RIGHT END OF DASH) JUNCTION CONNECTOR 28 (BEHIND RIGHT SIDE OF DASH, NEAR FIREWALL GROMMET) JUNCTION CONNECTOR 4 (BEHIND UPPER LEFT END OF DASH) LEFT FRONT ABS SPEED SENSOR (ON LEFT FRONT SPINDLE/HUB ASSEMBLY) LEFT REAR ABS SPEED SENSOR (ON LEFT REAR SIDE OF REAR AXLE) LT GRN WIRE LT GRN/RED WIRE PNK 3 4 5 6 7 WIRE PNK WIRE RED WIRE RED/BLU WIRE RIGHT FRONT ABS SPEED SENSOR (ON RIGHT FRONT SPINDLE/HUB ASSEMBLY) RIGHT REAR ABS SPEED SENSOR (ON RIGHT REAR SIDE OF REAR AXLE) SLIP IND SPEEDOMETER STEERING SENSOR (IN STEERING COLUMN) TRAC OFF IND VSC OFF IND TRANSFER SHIFT ACTUATOR (ON TRANSMISSION) VIO WIRE VSC TRAC IND WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL/RED WIRE

A/C SYSTEM BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EE (ON REAR OF RIGHT CYL HEAD) ELS ENG ENG+ TRC+ VCPA ENG- TRC- ENGINE CONTROL MODULE (ECM) (BEHIND RIGHT END OF DASH) F/PS EOM FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/RED WIRE HOT IN ON AND START IK (ON RIGHT KICK PANEL) J/C 27 (BEHIND RIGHT SIDE OF DASH) J/C ACCELERATOR PEDAL POSITION SENSOR (BEHIND LEFT SIDE OF DASH) LCKI NE- NE+ LT GRN/BLK WIRE M- M+ PNK WIRE MREL IGSW FC NCA WIRE NEO NL DL ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH (ON RIGHT SIDE OF TRANS) PL RL PNK 3 4 WIRE PNK NEO SIL WFSE TC PTNK VPA WIRE PNK WIRE PNK/BLU WIRE POWER STEERING OIL PRESSURE SWITCH (RIGHT FRONT OF ENG COMPT) PSW PTNK RB LL RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE SKID CONTROL ECU (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) STSW SUPPLEMENTAL RESTRAINTS SYSTEM TACH TRC+ VAPOR PRESSURE SENSOR (NEAR LEFT REAR FENDERWELL) VCC VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

A/T FLUID TEMPERATURE SENSOR (ON RIGHT SIDE OF TRANSMISSION) A/T OIL TEMP IND BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EF (ON REAR OF LEFT CYL HEAD) ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (ON TRANSMISSION) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT IN ON AND START MIL IND ORG/ WIRE PNK 10 11 12 13 WIRE PNK 9 10 WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE SLT- SPEEDOMETER TACHOMETER VIO/RED WIRE WHT WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

BL BLK/BLU WIRE BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE CENTER J/B (BEHIND RIGHT CENTER OF DASH) DOME FUSE ETCS FUSE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EF (ON REAR OF LEFT CYLINDER HEAD) ENGINE ROOM R/B (ON LEFT SIDE OF ENG COMPT) GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES IGNITION COIL, IGNITER 1 IGNITION COIL, IGNITER 2 IGNITION COIL, IGNITER 3 IGNITION COIL, IGNITER 4 IGNITION COIL, IGNITER 5 IGNITION COIL, IGNITER 6 J/C LT GRN WIRE LT GRN/BLK WIRE PNK 25 26 27 WIRE PNK 9 10 WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE THA VIO/RED WIRE VSV (CANISTER CLOSED VALVE) (AT LEFT REAR OF VEHICLE) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLK WIRE YEL/RED WIRE

A/C SYSTEM ACCELERATOR PEDAL POSITION SENSOR (BEHIND LEFT SIDE OF DASH) BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU (BEHIND LOWER LEFT END OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EE (ON REAR OF RIGHT CYL HEAD) EF (ON REAR OF LEFT CYLINDER HEAD) ELS ENG ENG+ TRC+ VCPA ENG- TRC- ENGINE CONTROL MODULE (ECM) (BEHIND RIGHT END OF DASH) F/PS EOM FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/RED WIRE HOT IN ON AND START IK (ON RIGHT KICK PANEL) INJ 8 INJ 7 J/C LCKI NE- NE+ LT GRN/BLK WIRE M- M+ MREL IGSW FC NCA WIRE NEO NL DL ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH (ON RIGHT SIDE OF TRANSMISSION) PL RL PNK NEO SIL WFSE TC PTNK VPA WIRE PNK WIRE PNK/BLU WIRE PTNK RB LL RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE SKID CONTROL ECU (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) SLU- SLU+ STSW SUPPLEMENTAL RESTRAINTS SYSTEM TACH TRC+ VAPOR PRESSURE SENSOR (NEAR LEFT REAR FENDERWELL) VCC VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE C/OPN RELAY CUT RELAY DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EB (ON LEFT FRONT INNER FENDER) EFI 2 FUSE EFI FUSE EFI RELAY ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT) FUEL PUMP RELAY FUEL PUMP (IN FUEL TANK) FUEL PUMP RESISTOR (ON LEFT SIDE OF ENG COMPT) BO (ON LEFT "D" PILLAR) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/RED WIRE GRY/YEL WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (ON LEFT EXHAUST PIPE) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (ON LEFT EXHAUST PIPE, NEAR TRANS) HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) (ON RIGHT EXHAUST PIPE) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (ON RIGHT EXHAUST PIPE, NEAR TRANS) HOT AT ALL TIMES LT GRN WIRE NCA WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE STOP FUSE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE

1 2 3 4 5 6 7 8 PNK WIRE BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ENGINE CONTROL MODULE (ECM) (BEHIND RIGHT END OF DASH) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES IGN FUSE IGNITION SWITCH INJ 6 KNOCK SENSOR 1 (ON LEFT SIDE OF ENGINE) KNOCK SENSOR 2 (ON RIGHT SIDE OF ENGINE) LOCK LT GRN WIRE LT GRN/BLK WIRE NCA WIRE NT- P/N PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SLT- STA 2 FUSE STAR STARTING SYSTEM STOPLIGHT SWITCH (BEHIND LEFT SIDE OF DASH, ABOVE BRAKE PEDAL) TURBINE SHAFT SPEED SENSOR (LEFT SIDE OF TRANS) VEHICLE SPEED SENSOR (ON TRANS) VIO WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

A/T OIL TEMP IND BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EF (ON REAR OF LEFT CYLINDER HEAD) ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (ON TRANSMISSION) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT IN ON AND START LT GRN WIRE LT GRN/BLK WIRE MIL IND O/T ORG/ WIRE PNK 14 15 16 17 18 19 20 WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SLT+ SR SLT- SLU- SLU+ SPEEDOMETER TACHOMETER VIO WIRE VIO/RED WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE