Toyota Prius III facelift (2011-2015) (behind left end of dash) Wiring diagrams

+ECU 13 22 CANH CANL 13 5 PNK CANH CANL WIRE 3 4 W/O VEHICLE PROXIMITY NOTIFICATION SYSTEM ACT- ACT+ ACTD BECU ALTB IG BLK WIRE BLU WIRE BRN WIRE CANL CANH DRLE CENTER AIR BAG SENSOR ASSEMBLY (UNDER FRONT OF CENTER CONSOLE) CERTIFICATION ECU (BEHIND RIGHT SIDE OF DASH) DOOR 1 FUSE DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR LOCKS, ANTI-THEFT SYSTEMS HEADLIGHTS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS INTERIOR LIGHTS SYSTEM DRL FSPT ECM (ENGINE CONTROL MODULE) (LEFT SIDE OF ENGINE COMPT) ECU- IG 1 FUSE EXTERIOR LIGHTS SYSTEM HAZ EXTERIOR LIGHTS, INTERIOR LIGHTS SYSTEMS FRCY LSR TR+ FUSE GRN WIRE GRY WIRE HCTY BZR DIM HEAD TAIL HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS, POWER TOPS SYSTEMS HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ECU-B FUSE HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT CLUSTER, ANTI-LOCK BRAKES, HEADLIGHTS SYSTEMS INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) J/B 3 (BEHIND LEFT SIDE OF DASH) LLEW LSFR BCTY CLTB CLTS CLTE BDSU LT GRN WIRE MAIN BODY ECU (BEHIND LEFT END OF DASH) ORG/ WIRE PKB FFGO SFTP TRLY HRLY 3 4 PNK HEADLIGHTS SYSTEM HU LRCY LSFL HF INTERIOR LIGHTS SYSTEM WIRE PNK PNK WIRE PNK WIRE POWER COMBINATION STEERING ECU METER ASSEMBLY (BEHIND LEFT SIDE OF DASH) POWER MANAGEMENT CONTROL ECU (BEHIND RIGHT RED WIRE RLEW SIDE OF DASH) SKID CONTROL ECU (BEHIND LEFT SIDE OF DASH) TRANSMISSION CONTROL ECU (BEHIND RIGHT SIDE OF DASH) TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

10 11 TX- TX+ 10 9 10 9 CANL CANH 100 7 27 17 PNK WIRE 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 BAT 2 3 CANL CANH 22 13 CANL CANH 3 4 CANL CANH 37 6 80 PNK WIRE 39 40 CANL CANH 7 1 CANL CANH 8 7 TX+ TX- 9 10 CANH CANL AIR BAG ECU ASSEMBLY (RIGHT SIDE OF DASH) BLK WIRE BLU WIRE BRN WIRE CANL TC TS CERTIFICATION ECU (BEHIND RIGHT SIDE OF DASH) CONNECTOR 3) (UNDER LEFT SIDE OF DASH) 5 15 INIT PRST PNK WIRE DCM (TELEMATICS TRANSCEIVER) (W/ SAFETY CONNECT) (BEHIND CENTER OF DASH) GRN WIRE GRY WIRE HEADLIGHT LEVELING ECU (BEHIND RIGHT END OF DASH) HOT AT ALL TIMES INSTRUMENT PANEL J/B 2 (BEHIND LEFT END OF DASH) J/C 70 (LEFT END OF DASH) LT BLU WIRE LT GRN WIRE NAVIGATION RECEIVER ASSEMBLY (W/ NAVIGATION RECEIVER TYPE ASSEMBLY) OBD FUSE OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) PARKING ASSIST ECU (W/ ADVANCED PARKING GUIDANCE SYSTEM) (BEHIND RIGHT OF DASH) PNK PNK WIRE PNK WIRE POWER STEERING ECU (LEFT SIDE OF DASH) RED WIRE SIL STEERING SENSOR (STEERING COLUMN) STEREO COMPONENT AMPLIFIER (IF EQUIPPED) TAC LVL SIL CANH SG CG TIRE PRESSURE WARNING ECU (LEFT "C" PILLAR) TOP OF ENGINE) VIO WIRE W/ NAVIGATION RECEIVER TYPE W/ RADIO, DISPLAY RECEIVER TYPE WHT WIRE WHT/BLK WIRE YAW RATE SENSOR (UNDER FRONT OF CENTER CONSOLE)

13 14 CANL CANH BACK DOOR LOCK ASSEMBLY (CENTER REAR OF LUGGAGE COMPT) BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COURTESY CTY CTY DOOR DCTY DIODE (BACK DOOR COURTESY LIGHT) DIODE (LEFT FRONT COURTESY LIGHT) DIODE (RIGHT FRONT COURTESY LIGHT) DOOR 1 FUSE DOOR OFF ON ECU- IG 1 FUSE ECU-ACC FUSE ECU-B FUSE FSPT GRN WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B DOME (LEFT SIDE FUSE OF ENGINE COMPT) HOT W/ ACC RELAY ENERGIZED HOT W/ IG 1 RELAY ENERGIZED IG ALTB INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) J/B 3 (BEHIND LEFT SIDE OF DASH) LEFT "C" PILLAR) LEFT FRONT DOOR COURTESY LIGHT ASSEMBLY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (LEFT "B" PILLAR) LEFT FRONT MAP LIGHT SWITCH LEFT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 (IF EQUIPPED) LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (LEFT "C" PILLAR) LEFT VANITY LIGHT ASSEMBLY LEFT VISOR ASSEMBLY LT BLU WIRE MAIN BODY ECU INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) MAP LIGHT ASSEMBLY RED WIRE RIGHT FRONT DOOR COURTESY LIGHT ASSEMBLY RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (RIGHT "B" PILLAR) RIGHT FRONT MAP LIGHT SWITCH RIGHT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 (IF EQUIPPED) RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (RIGHT "C" PILLAR) RIGHT VANITY LIGHT ASSEMBLY RIGHT VISOR ASSEMBLY ROOM LIGHT ASSEMBLY 1 ROOM LIGHT ASSEMBLY 2 VIO WIRE W/O SLIDING ROOF W/ SLIDING ROOF WHT WIRE WHT/BLK WIRE YEL WIRE

14 13 TRLY FFGO SFTP 21 5 LLEW RLEW 25 12 2 4 11 DRL PKB FLCY FRCY 6 19 21 20 22 5 8 30 28 29 27 13 14 LRCY BCTY CLTS CLTB CLTE HU HF TAIL ALTB IG AUTOMATIC LIGHT CONTROL SENSOR (TOP CENTER OF DASH) BLK WIRE BLU WIRE BRN WIRE CLTS CLTE CLTB COMPUTER DATA LINES SYSTEM DC/DC FUSE DIMMER SWITCH DOOR 1 FUSE ECU- IG 1 FUSE ECU-ACC FUSE ENGINE ROOM J/B ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) FLASH LOW FLASH LOW HIGH FOG LIGHT LIGHT CONTROL SWITCH SWITCH FR FOG FUSE FR FOG RELAY GAUGE FUSE GRN WIRE HEAD FFOG CANL CANH HEAD TAIL OFF AUTO HEADLIGHT DIMMER SWITCH ASSEMBLY HLPL HLPR HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) INTEGRATION RELAY LT GRN WIRE MAIN BODY ECU (BEHIND LEFT END OF DASH) PNK WIRE RED WIRE TAIL FUSE TAIL RELAY TAIL HEAD OFF AUTO VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

12 15 PKB HRLY 14 13 TRLY FFGO 2 4 11 FLCY FRCY 21 5 LLEW RLEW ALTB IG AUTOMATIC LIGHT CONTROL SENSOR (TOP CENTER OF DASH) BLK WIRE BLU WIRE BRN WIRE CLTB CLTS CLTE COMPUTER DATA LINES SYSTEM DC/DC FUSE DIMMER SWITCH DOOR 1 FUSE ECU- IG 1 FUSE ECU-ACC FUSE ENGINE ROOM J/B ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) FLASH HIGH LOW FOG LIGHT SWITCH FR FOG FUSE FR FOG RELAY GAUGE FUSE GRN WIRE HEAD FFOG CANL CANH DRLE HEAD OFF HEADLIGHT DIMMER SWITCH ASSEMBLY HLPL HLPR HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) INTEGRATION RELAY LIGHT CONTROL SWITCH LT GRN WIRE MAIN BODY ECU (BEHIND LEFT END OF DASH) PNK WIRE RED WIRE SFTP TAIL TAIL FUSE TAIL RELAY TAIL HEAD OFF AUTO AUTO VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE CAN I.C COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DIM RELAY DISPLAY DRL DRL FUSE DRL RELAY ECU-B FUSE ENGINE ROOM R/B EXCEPT LED TYPE FUSE GRN WIRE H-LP HI MAIN FUSE H-LP LH-HI H-LP RH HI FUSE HOT AT ALL TIMES J/C LED DRIVER MODULE LED TYPE EXCEPT LED TYPE LEFT FOG LIGHT ASSEMBLY LEFT FRONT TURN SIGNAL LIGHT LEFT HEADLIGHT ASSEMBLY LEFT HEADLIGHT ASSEMBLY (LED TYPE) LOW (LED) LT GRN WIRE P/I 2 FUSE PARKING BRAKE SWITCH PNK WIRE RED WIRE RIGHT FOG LIGHT ASSEMBLY RIGHT FRONT TURN SIGNAL LIGHT RIGHT HEADLIGHT ASSEMBLY RIGHT HEADLIGHT ASSEMBLY (LED TYPE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

13 14 30 CANL CANH TAIL 32 29 31 14 IG ALTB TRLY BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DC/DC FUSE DCM (TELEMATICS TRANSCEIVER) (W/ SAFETY CONNECT SYSTEM) (BEHIND CENTER OF DASH) DOOR 1 FUSE ECU- IG 1 FUSE ECU-ACC FUSE EL LIGHT CONTROL SWITCH HEADLIGHT DIMMER SWITCH ASSEMBLY ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) GRN WIRE HEADLIGHT CLEANER SWITCH ASSEMBLY HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) J/B 3 (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND LEFT SIDE OF DASH) 5 4 3 LEFT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 (IF EQUIPPED) MAIN BODY ECU MAP LIGHT ASSEMBLY OF DASH) OFF AUTO TAIL HEAD PANEL FUSE PASSENGER SEAT BELT WARNING LIGHT ASSEMBLY RED WIRE RELAY ENERGIZED RIGHT INTERIOR ILLUMINATION LIGHT ASSEMBLY 1 (IF EQUIPPED) SEAT HEATER SWITCH TAIL RELAY VENTILATOR SWITCH W/ SLIDING ROOF W/O SLIDING ROOF WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE CCS HITP GND COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DRIVING SUPPORT ECU (BEHIND RIGHT SIDE OF DASH) FRONT WASHER FRONT WIPER SWITCH SWITCH FUSE BLOCK (BEHIND LEFT KICK PANEL) GRN WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY INT LO J/B 3 (BEHIND LEFT SIDE OF DASH) J/B 4 (BEHIND RIGHT SIDE OF DASH) LEFT OFF MIST HI PBSW SPSW PNK WIRE RED WIRE RIGHT STP+ SUPPLEMENTAL RESTRAINTS SYSTEM TURN SWITCH VIO WIRE WASH CCHG WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY WIP 3 FUSE WIP 4 FUSE WNKR WNKL PNK WIRE YEL WIRE

12 16 PPL/PNK WIRE 18 16 1 6 UP DOWN AUTO LED 32 30 16 2 11 IG BECU 5 4 7 10 9 2 1 LED AUTO DOWN UP LIN BLK WIRE BLU WIRE COMPT) COWL SIDE J/B 2 DC/DC FUSE DOOR D FUSE DOOR FUSE DOOR LOCKS SYSTEM DOWN ECU- IG 1 FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM ECU-B 1 FUSE R/B 2 (RIGHT HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT POWER WINDOW REGULATOR MOTOR (DRIVER'S DOOR) MAIN BODY ECU (BEHIND LEFT END OF DASH) MOTOR ASSEMBLY (FRONT PASSENGER'S DOOR) ORG/ WIRE P/W FUSE P/W RELAY PNK WIRE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY PPL PPL/BLU WIRE PPL/GRN WIRE PPL/GRY WIRE PPL/PNK WIRE PPL/RED WIRE PPL/WHT WIRE REAR OF ENGINE COMPT) RED WIRE RIGHT FRONT POWER WINDOW REGULATOR RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

16 15 PPL/PNK WIRE 32 30 16 2 11 IG BECU 5 4 7 10 9 2 1 LED AUTO DOWN UP LIN 8 5 4 3 UP DOWN AUTO LED BLK WIRE BLU WIRE COMPT) COWL SIDE J/B 2 DC/DC FUSE DOOR D FUSE DOOR FUSE DOOR LOCKS SYSTEM DOWN ECU- IG 1 FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 2 (RIGHT REAR OF ENGINE COMPT) ECU-B 1 FUSE HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT POWER WINDOW REGULATOR MOTOR (DRIVER'S DOOR) LEFT REAR POWER WINDOW ASSEMBLY REGULATOR SWITCH LEFT REAR POWER WINDOW REGULATOR MOTOR (LEFT REAR DOOR) LT BLU WIRE MAIN BODY ECU (BEHIND LEFT END OF DASH) ORG/ WIRE P/W R/R R/L FUSE DOOR DOOR FUSE FUSE P/W RELAY PNK WIRE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY PPL PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/GRY WIRE PPL/LT BLU WIRE PPL/PNK WIRE PPL/RED WIRE PPL/WHT WIRE PPL/YEL WIRE RED WIRE RIGHT FRONT POWER WINDOW REGULATOR MOTOR (FRONT PASSENGER'S DOOR) RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR MOTOR (RIGHT REAR DOOR) RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE