Toyota Prius II facelift (2005-2011) body ecu (on right side of instrument panel j/b) Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SEC A/C CONTROL ASSEMBLY (FRONT OF CENTER CONSOLE) ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM WARNING SYSTEM BLK WIRE BLU WIRE BODY ECU (ON RIGHT SIDE OF INSTRUMENT PANEL J/B) BRN WIRE CENTER CONNECTOR 1 (BEHIND LEFT SIDE OF DASH) CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) COMBINATION CYLB SIND CYLP DATA LINK CONNECTOR 3 (BEHIND LOWER LEFT SIDE OF DASH) DOOR FUSE DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM ANTI-THEFT SYSTEM DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ECU-IG FUSE FFOG AUTO CYLD FLASHER RELAY FUSE EHW GATEWAY ECU (BEHIND UPPER CENTER OF DASH) GRN WIRE GRY WIRE HAZ DCTY HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HON BUZ CLTE CLTS CLTB HORN HORNS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES ENGINE DOME FUSE ROOM R/B (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR ACC HOT IN ON OR START ID CODE BOX (RIGHT SIDE OF DASH) INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM J/C 6 (BEHIND RIGHT END OF DASH) KOF LSWP LSWR LT BLU WIRE LT GRN WIRE MPX MPX- METER NOT USED NOT USED ORG/ WIRE PNK HCTY GBS WIRE PNK TRUNK, TAILGATE, FUEL DOOR SYSTEM BDSU WIRE PNK WIRE POWER RELAY POWER SOURCE CONTROL ECU (BEHIND LEFT SIDE OF DASH) RCTY BCTY RED WIRE SIL SOUND SYSTEMS T-LP RELAY TIRE PRESSURE WARNING ECU (BEHIND LEFT SIDE OF DASH) TRLY PCTY VIO WIRE W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

BACT BL (NEAR RIGHT ``B" PILLAR) BLK WIRE BLK/ WHT WIRE BLU WIRE BODY ECU (ON RIGHT SIDE OF INSTRUMENT PANEL J/B) BRN WIRE CENTER CONNECTOR 1 (BEHIND LEFT SIDE OF DASH) CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) CERTIFICATION ECU (W/ SMART ENTRY) (BEHIND TOP LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DOOR CONTROL RECEIVER (W/O SMART ENTRY) (LEFT REAR QUARTER PANEL) DOOR FUSE DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ECU-B FUSE ECU-IG FUSE EF (LEFT REAR OF ENGINE COMPT) ENGINE HOOD COURTESY SWITCH (ON FRONT OF ENGINE COMPT, NEAR HOOD LATCH) FLASHER RELAY FUSE GBS GRN WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED IH (ABOVE LEFT KICK PANEL) J/C 19 (BEHIND LEFT END OF DASH) J/C 20, 21 (BEHIND CENTER OF DASH) J/C 23 (IN CENTER CONSOLE) J/C 25 (BEHIND RIGHT SIDE OF DASH) J/C 30 (REAR OF PASSENGER COMPT) LT GRN WIRE ORG/ WIRE PNK WIRE RED WIRE SEC SIG T-LP RELAY THEFT DETERRENT HORN (RIGHT SIDE OF ENGINE COMPT) VIO WIRE W/O SMART ENTRY WHT WIRE WHT/BLK WIRE YEL WIRE

BEAN IC BL (NEAR RIGHT ``B" PILLAR) BLK WIRE BODY ECU (ON RIGHT SIDE OF INSTRUMENT PANEL J/B) BQ (RIGHT REAR OF VEHICLE) BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM DCTY DRIVER SIDE J/B (BEHIND LEFT END OF DASH) GRN WIRE GRY WIRE HORN HORNS SYSTEM HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) DOME FUSE IH (ABOVE LEFT KICK PANEL) J/C 22 (ABOVE LEFT KICK PANEL) J/C 24 (BEHIND LEFT END OF DASH) J/C 25 (BEHIND RIGHT SIDE OF DASH) J/C 26 (RIGHT REAR OF PASSENGER COMPT) J/C 27 (LEFT SIDE OF PASSENGER COMPT) J/C 32 (RIGHT REAR OF VEHICLE) J/C 6 (BEHIND RIGHT END OF DASH) LEFT FRONT DOOR COURTESY SWITCH (ON LEFT "B" PILLAR) LEFT FRONT DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH (IN LEFT FRONT DOOR) LEFT REAR DOOR COURTESY SWITCH (ON LEFT ``C" PILLAR) LEFT REAR DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH (IN LEFT REAR DOOR) LSWD LSWP LSWR LT GRN WIRE ORG/ WIRE PCTY RCTY RED WIRE RIGHT FRONT DOOR COURTESY SWITCH (ON RIGHT "B" PILLAR) RIGHT FRONT DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH (IN RIGHT FRONT DOOR) RIGHT REAR DOOR COURTESY SWITCH (ON RIGHT ``C" PILLAR) RIGHT REAR DOOR LOCK MOTOR, DOOR UNLOCK DETECTION SWITCH (IN RIGHT REAR DOOR) SECURITY IND SIND VIO WIRE WHT/BLK 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 IG SBR 2 3 1 LH 1 LH 3 LH 4 2 3 1 RH 1 RH 3 RH 4 20 3 HRLY HEAD ANTI-LOCK BRAKES SYSTEM AUTO OFF BLK WIRE BLU WIRE BODY ECU (ON RIGHT SIDE OF INSTRUMENT PANEL J/B) BRN WIRE CENTER CONNECTOR 1 (BEHIND LEFT SIDE OF DASH) CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM PRST HDLP WNG SPDR DOME FUSE DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE H-LP RELAY HEAD TAIL HEADLAMPS, FOG LAMPS CIRCUIT HEADLIGHT BEAM LEVEL CONTROL ECU (ABOVE RIGHT KICK PANEL) HOT AT ALL TIMES IH (ABOVE LEFT KICK PANEL) J/C 10 (AT RIGHT KICK PANEL) J/C 5 (BEHIND RIGHT END OF DASH) J/C 6 (BEHIND RIGHT END OF DASH) J/C 7, 8 (BEHIND LEFT END OF DASH) LEFT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND LEFT HEADLIGHT) LIGHT CONTROL SWITCH LT GRN WIRE MAIN HEAD FUSE MASTER IND PNK WIRE PWR SUPPLY CIRCUIT RED WIRE RIGHT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND RIGHT HEADLIGHT) SGR SHB SHG 3 1 PNK WIRE SHR SHRL HEIGHT CONTROL SENSOR (REAR OF VEHICLE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 4 3 CLTB CLTS CLTE 17 13 18 FFOG 2 20 3 22 DRL/DIM HRLY HEAD HF 5 21 6 SIG AUTO AUTO OFF AUTOMATIC LIGHT CONTROL SENSOR (UPPER LEFT SIDE OF DASH) BEAM IND BEAN IND BLK WIRE BLU WIRE BODY ECU (ON RIGHT SIDE OF INSTRUMENT PANEL J/B) BRN WIRE CENTER CONNECTOR 1 (BEHIND LEFT SIDE OF DASH) CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CONNECTOR 1 DCTY DIMMER SWITCH DIODE (DRL) (BEHIND LEFT END OF DASH) DOME FUSE DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ECU-B FUSE ECU-IG FUSE ECUB ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GAUGE FUSE GND EXTERIOR LIGHTS SYSTEM 19 8 TRLY HU GRN WIRE GRY WIRE HEAD IND (USA) HEAD TAIL HON CLTE CLTS CLTB HOT AT ALL TIMES HOT W/ IH (ABOVE LEFT KICK PANEL) J/C 11 (BEHIND LEFT END OF DASH) J/C 19 (BEHIND LEFT END OF DASH) J/C 6 (BEHIND RIGHT END OF DASH) LEFT FRONT DOOR COURTESY SWITCH (ON LEFT "B" PILLAR) LIGHT CONTROL SWITCH LOW FLASH LT BLU WIRE LT GRN WIRE OFF ON FOG LIGHT SWITCH ORG/ WIRE PNK WIRE PWR SUPPLY CIRCUIT RED WIRE RELAY ENERGIZED RELAY ENERGIZED DRIVER SIDE J/B (BEHIND LEFT END OF DASH) TAIL FUSE VFD VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 4 3 CLTB CLTS CLTE 12 14 15 16 HON CLTE CLTS CLTB 17 13 18 FFOG 2 20 3 22 DRL/DIM HRLY HEAD HF 5 21 6 SIG AUTO AUTO OFF AUTOMATIC LIGHT CONTROL SENSOR (IF EQUIPPED) (UPPER LEFT SIDE OF DASH) BEAM IND BEAN IND BLK WIRE BLU WIRE BODY ECU (ON RIGHT SIDE OF INSTRUMENT PANEL J/B) BRN WIRE CENTER CONNECTOR 1 (BEHIND LEFT SIDE OF DASH) CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DCTY DIMMER SWITCH DOME FUSE DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ECU-IG FUSE ECUB ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GAUGE FUSE GND EXTERIOR LIGHTS SYSTEM 19 8 TRLY HU GRN WIRE GRY WIRE HEAD IND (USA) HEAD TAIL HOT AT ALL TIMES HOT W/ IH (ABOVE LEFT KICK PANEL) J/C 11 (BEHIND LEFT END OF DASH) J/C 19 (BEHIND LEFT END OF DASH) J/C 6 (BEHIND RIGHT END OF DASH) LEFT FRONT DOOR COURTESY SWITCH (ON LEFT "B" PILLAR) LIGHT CONTROL SWITCH LOW FLASH LT BLU WIRE LT GRN WIRE OFF ON FOG LIGHT SWITCH ORG/ WIRE PNK WIRE PWR SUPPLY CIRCUIT RED WIRE RELAY ENERGIZED RELAY ENERGIZED DRIVER SIDE J/B (BEHIND LEFT END OF DASH) TAIL FUSE VFD VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 5 PNK WIRE 20 3 14 37 13 4 33 12 PNK WIRE 26 7 28 18 5 IMO IGSW RDY IMI 39 22 30 25 6 STSW RDY 7 5 4 1 PNK WIRE BLK WIRE BLU WIRE BODY ECU (ON RIGHT SIDE OF INSTRUMENT PANEL J/B) CDSW CENTER CONNECTOR 1 (BEHIND LEFT SIDE OF DASH) CODE GND CPUB IG CUWS TXCT AGND DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) HOT W/ ACC RELAY ENERGIZED HYBRID VEHICLE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) ID CODE BOX (RIGHT SIDE OF DASH) IGN FUSE IH (ABOVE LEFT KICK PANEL) INDW INDS J/C 10 (AT RIGHT KICK PANEL) J/C 25 (BEHIND RIGHT SIDE OF DASH) KEY SLOT LT GRN WIRE ORG/ WIRE P CON MAIN FUSE PNK PNK WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND LEFT SIDE OF DASH) POWER SWITCH (LEFT SIDE OF DASH) RED WIRE RELAY ENERGIZED TRANS- PONDER KEY COIL TRANSMISSION CONTROL ECU (BEHIND RIGHT SIDE OF DASH) TRANSPONDER KEY AMPLIFIER WHT WIRE WHT/BLK WIRE YEL WIRE

BKUP LP RELAY BLK WIRE BODY ECU (ON RIGHT SIDE OF INSTRUMENT PANEL J/B) BRN WIRE CENTER CONNECTOR 1 (BEHIND LEFT SIDE OF DASH) CENTER CONNECTOR 2 (BEHIND RIGHT CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LOWER LEFT SIDE OF DASH) DR PNK WIRE DRIVER SIDE ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE GVIF HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START II (BEHIND CENTER OF DASH) J/B (BEHIND LEFT END OF DASH) J/C 10 (AT RIGHT KICK PANEL) J/C 19 (BEHIND LEFT END OF DASH) J/C 20 (BEHIND CENTER OF DASH) J/C 20, 21 (BEHIND CENTER OF DASH) J/C 36 (BEHIND LEFT SIDE OF DASH) LT BLU WIRE MIC - MULTI-DISPLAY NAVIGATION ECU (IF EQUIPPED) (BELOW DRIVER'S SEAT) NCA WIRE ORG/ WIRE OVERHEAD J/B (FRONT OF ROOF PANEL) PNK TC WIRE PNK WIRE RED WIRE REV SGND SGND MCO+ MCO- SLD IVO+ IVO- V+ V- CA+ CGND SIDE OF DASH) SPD REV TELEVISION CAMERA (IN REAR TAILGATE) TSW TX- TX+ PNK WIRE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C (HTR) FUSE ACC-B FUSE AIR CONDITIONING SYSTEM BLK WIRE BLU WIRE BODY ECU (ON RIGHT SIDE OF INSTRUMENT PANEL J/B) BRN WIRE CENTER CONNECTOR 1 (BEHIND LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM IH (ABOVE LEFT KICK PANEL) COOLING FANS, ANTI-LOCK WIPER/ BRAKES WASHER SYSTEMS SYSTEM DEF FUSE DEF RELAY DEFOGGER SYSTEM DOOR FUSE STOP FUSE DRIVER SIDE J/B (BEHIND LEFT END OF DASH) DRIVER SIDE J/B (BEHIND LEFT END OF DASH) FROM DRIVER SIDE J/B (DIAGRAM 2 OF 2) ECU-B FUSE ENGINE CONTROLS, CRUISE CONTROL, EXTERIOR LIGHTS, ANTI-LOCK BRAKES SYSTEMS F/R DOOR FUSE FLASHER RELAY HTR RELAY DEF RELAY FROM DRIVER SIDE J/B (DIAGRAM 2 OF 2) FROM ENGINE ROOM J/B (DIAGRAM 1 OF 2) GAUGE FUSE GRN WIRE GRY WIRE HEADLIGHTS/ EXTERIOR LIGHTS SYSTEM INSTRUMENT CLUSTER, INTERIOR LIGHTS SYSTEMS INTERIOR IH LIGHTS (ABOVE SYSTEM LEFT KICK PANEL) J/C 24 (BEHIND LEFT END OF DASH) J/C 36 (BEHIND LEFT SIDE OF DASH) KOF GND LT BLU WIRE LT GRN WIRE LT LT M/HTR FUSE MIRRORS, INSTRUMENT CLUSTER, COMPUTER DATA LINES SYSTEM OBD FUSE ORG/ WIRE PANEL FUSE PNK WIRE POWER FUSE POWER OUTLET 1 POWER OUTLET 2 POWER SOURCE CONTROL ECU (BEHIND LEFT SIDE OF DASH) POWER WINDOWS SYSTEM PWR OUTLET FR FUSE PWR OUTLET FUSE FUSE PWR RELAY RED WIRE RELAY RELAY (ON INSTRUMENT PANEL J/B) RR WIP FUSE SIG SOUND, NAVIGATION SYSTEMS POWER OUTLET RELAY (LEFT END OF DASH) T-LP RELAY TAIL FUSE TO DRIVER SIDE J/B (DIAGRAM 2 OF 2) VIO WIRE WHT WIRE WHT/BLK WIRE WIP FUSE ECU-IG FUSE WSH FUSE YEL WIRE

BACT BL (NEAR RIGHT ``B" PILLAR) BLK WIRE BLU WIRE BODY ECU (ON RIGHT SIDE OF INSTRUMENT PANEL J/B) BRN WIRE CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DOOR FUSE DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ECU-IG FUSE EE (LEFT REAR OF ENGINE COMPT) EF (LEFT REAR OF ENGINE COMPT) ENGINE HOOD COURTESY SWITCH (ON FRONT OF ENGINE COMPT, NEAR HOOD LATCH) FLASHER RELAY FUSE GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED IH (ABOVE LEFT KICK PANEL) J/C 24 (BEHIND LEFT END OF DASH) J/C 25 (BEHIND RIGHT SIDE OF DASH) J/C 26 (RIGHT REAR OF PASSENGER COMPT) J/C 27 (LEFT SIDE OF PASSENGER COMPT) J/C 30 (REAR OF PASSENGER COMPT) LEFT FRONT BUCKLE SWITCH (UNDER RIGHT SIDE OF DRIVER'S SEAT) LOCK LT GRN WIRE ORG/ WIRE PNK INTERIOR LIGHTS SYSTEM WIRE PNK WIRE POWER WINDOWS SYSTEM RED WIRE RIGHT FRONT DOOR LOCK CONTROL SWITCH SEC SIG T-LP RELAY THEFT DETERRENT HORN (RIGHT SIDE OF ENGINE COMPT) UNLK VIO WIRE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT FRONT OF ENGINE COMPT) YEL WIRE