Toyota Sequoia I facelift (2004-2007) engine control module (behind right side of dash) Wiring diagrams

1 2 3 4 5 PKB ACCR ANTENNA AMPLIFIER (BEHIND RIGHT CENTER OF DASH) ATX- BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE COMBINATION METER EAU ECU-B FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B RAD 1 FUSE (ON LEFT SIDE OF ENGINE COMPARTMENT) ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPARTMENT) GAUGE FUSE FUSE GRN WIRE GRN/ORG WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON ILL- ANT INSTRUMENT PANEL J/B INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) IO (AT RIGHT DASH BRACE) IPO J/C 17 (BEHIND LEFT CENTER OF DASH) J/C 33, 34 (LEFT KICK PANEL) J/C 37, 38 (LEFT SIDE OF DASH) J/C 8 (BEHIND LEFT END OF DASH) LEFT REAR DOOR SPEAKER LT GRN WIRE LT GRN/RED WIRE MODE MUTE R+ L+ SLD NCA WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH, ON PARKING BRAKE LEVER) VOL+ PNK ATX- WIRE PNK WIRE R- L- GND RAD 2 FUSE (BEHIND LEFT END OF DASH) RADIO, PLAYER W/ DISPLAY RED WIRE RED/WHT WIRE REV RSE FUSE RSLD R-R+ R-R- R-L+ R-L- RMUT SEEK SPEEDO- METER STEERING SWITCH (COMBINATION SWITCH) SUB J/B 3 (BEHIND RIGHT SIDE OF INSTRUMENT CLUSTER) SUB J/B 4 (BEHIND RIGHT SIDE OF INSTRUMENT CLUSTER) SWG TX+ TX- IVO+ IVO- VEHICLE SPEED SENSOR (COMBINATION METER) VIO WIRE VOL (-) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 BU+B ILL+ ACCR ANTENNA AMPLIFIER (BEHIND RIGHT CENTER OF DASH) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE EAU ECU-B FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) RAD 1 FUSE ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPARTMENT) GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACC OR ON INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) IO (AT RIGHT DASH BRACE) J/C 33, 34 (LEFT KICK PANEL) J/C 37, 38 (LEFT SIDE OF DASH) LEFT REAR DOOR SPEAKER LT GRN WIRE LT GRN/RED WIRE MUTE R+ L+ GND ACC+B ILL- ANT+B NCA WIRE ORG/ WIRE PNK TX- WIRE PNK WIRE R- L- GND RAD 2 FUSE RADIO, PLAYER RED WIRE RED/WHT WIRE RSE FUSE RSR+ RSR- RSL+ RSL- RMU SEEK SEEK- MODE STEERING SWITCH (COMBINATION SWITCH) SUB J/B 3 (BEHIND RIGHT SIDE OF INSTRUMENT CLUSTER) VIO WIRE VOL (-) WHT WIRE WHT/GRN WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 GND 29 31 26 CD 8 9 10 CPU ADD ADD ACTUATOR (ON REAR OF ENGINE) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/YEL WIRE CCC CENTER DIFF LOCK COMBINATION METER CSW TRANSLATE ECU (ABOVE RIGHT KICK PANEL) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) FUSE GAUGE FUSE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/GRN WIRE HOT IN ON OR START HOT IN RUN OR ACC HOT IN RUN OR START IE (LEFT KICK PANEL) IG RIGHT KICK PANEL) INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) INTEGRATION CONTROL, PANEL (BEHIND CENTER OF DASH) IO (RIGHT DASH BRACE) IPO J/C J/C 41 (RIGHT SIDE OF DASH) LO DL C/C LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH (ON TRANS) PNK 2-4 SPD WIRE PNK WIRE PNK/BLU WIRE RAD 2 FUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE SPEEDO SUB J/B 3 (BEHIND RIGHT SIDE OF INSTRUMENT CLUSTER) SUB J/B 4 (BEHIND RIGHT SIDE OF INST CLUSTER) TRANSFER SHIFT ACTUATOR (ON TRANS- MISSION) VEHICLE SPEED SENSOR (ON TRANS) WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

9 11 EC STA BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/RED WIRE BRN WIRE ED (LEFT FRONT INNER FENDER PANEL) EFI 1 FUSE EFI RELAY ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (RIGHT FRONT OF ENGINE) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN HOT IN RUN OR ACC HOT IN RUN OR START IG RIGHT KICK PANEL) IGN 1 FUSE INSTRU- MENT PANEL J/B (BEHIND LEFT END OF DASH) INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) IPO J/C NCA WIRE PNK 4 5 6 7 17 19 20 21 23 28 M- M+ WIRE PNK WIRE PNK/BLU WIRE RAD 2 FUSE RED WIRE RED/BLU WIRE STA FUSE STARTING/ CHARGING SYSTEM STOP FUSE STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) STSW SUB J/B 3 (BEHIND RIGHT SIDE OF CLUSTER) SUB J/B 4 (BEHIND RIGHT SIDE OF CLUSTER) THROTTLE CONTROL MOTOR, POSITION SENSOR (LEFT FRONT OF ENG, ON THROTTLE BODY) THW VC VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) EOM GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE IE (LEFT KICK PANEL) IG RIGHT KICK PANEL) J/C LLP- LT GRN WIRE MALF IND LAMP A/T OIL TEMP IND O/D OFF IND ODLP OF DASH) OILW ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH (ON TRANS) RED/BLU WIRE SPEEDO- METER TACH TACHO- METER VEHICLE SPEED SENSOR (ON TRANS) VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 7 8 9 15 12 18 19 20 21 23 26 27 +B ACCELERATOR PEDAL POSITION SENSOR BATT +BM MREL IGSW STP ELS VPA BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED 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 EC (REAR OF RIGHT CYL HEAD) ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (ON TRANSMISSION) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ETCS FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES IF (LEFT DASH BRACE) J/C LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NT- O/D MAIN SWITCH ORG/ WIRE OT+ OT- PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE SLT- SLT- SLT+ SLU+ SLU- SLU+ SLU- SLT+ STAR SR STARTING/CHARGING SYSTEM TC VCPA VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 FR+ FL+ ACC+B BU+B FR- FL- GND ANT+B PNK WIRE 1 2 3 4 5 6 RR+ RL+ RR- ACC CUT RELAY (LEFT KICK PANEL) ACCR ANTENNA AMPLIFIER BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE EAU ECU-B FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ACC OR ON IF (AT LEFT DASH BRACE) ILL- RL- INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) J/C 12 JUNCTION CONNECTOR 33, 34 (LEFT KICK PANEL) JUNCTION CONNECTOR 37, 38 (LEFT SIDE OF DASH) JUNCTION CONNECTOR 48, 49 (RIGHT KICK PANEL) LEFT FRONT DOOR SPEAKER LEFT REAR DOOR SPEAKER LEFT TWEETER LT GRN WIRE LT GRN/RED WIRE MODE ORG/ WIRE PNK 1 WIRE PNK WIRE RAD 1 FUSE RAD 2 FUSE RADIO, PLAYER RED WIRE RIGHT FRONT DOOR SPEAKER RIGHT REAR DOOR SPEAKER RIGHT TWEETER SEEK STEERING SWITCH (COMBINATION SWITCH) SUB J/B 3 (BEHIND RIGHT SIDE OF INSTRUMENT CLUSTER) VIO WIRE VOL (-) WHT WIRE WHT/GRN WIRE YEL WIRE

-SR -SL +SR +SL AIR BAG SENSOR ASSEMBLY (BELOW FRONT OF CENTER CONSOLE) AIR BAG SQUIB (STEERING WHEEL PAD) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BODY ECU ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ESCL VUCL ESCR ESR VUCR VUPR ESL VUPL ESR VUPR FPS GRN WIRE GRN/RED WIRE GRY WIRE GSW LEFT CURTAIN AIR BAG SQUIB (LEFT "C" PILLAR) LEFT PRETENSIONER (AT BASE OF LEFT "B" PILLAR, BEHIND TRIM PANEL) LEFT SIDE AIR BAG SQUIB (W/ SIDE AIR BAG) LSP+ LBE+ LSP- LBE- VUPL VUCL ESL ESCL P- P+ D+ D- P-AB PAON PBEW PBEW LA TC SIL P-AB GSW RMSW RMIL PNK WIRE PNK/BLK WIRE PR- PR+ ICR+ ICR- SFR- SFR+ RED WIRE RED/BLU WIRE RIGHT CURTAIN AIR BAG SQUIB (RIGHT "C" PILLAR) RIGHT REAR SIDE AIR BAG SENSOR (W/ SIDE AIR BAG) (LEFT "C" PILLAR) RIGHT SIDE AIR BAG SENSOR (W/ SIDE AIR BAG) RIGHT SIDE AIR BAG SQUIB (W/ SIDE AIR BAG) VIO WIRE VUCR ESCR WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE