Toyota Prius II (2003-2005) driver side j/b (behind left end of dash) Wiring diagrams

14 15 RF CF 19 28 THW 30 31 CANL CANH A/C CONDENSER FAN MOTOR (LEFT FRONT OF ENGINE COMPT) A/C CONTROL ASSEMBLY BLK WIRE BLU WIRE BRN WIRE CENTER CONNECTOR 2 (RIGHT I/P BRACE) COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (BEHIND LEFT END OF DASH) EA (RIGHT SIDE OF ENGINE COMPT) ECU-IG FUSE EE (LEFT REAR OF ENGINE COMPT) ENGINE CONTROL MODULE (BEHIND RIGHT END OF DASH) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FAN FAN 1 RELAY FAN 2 RELAY FAN 3 RELAY GRN WIRE HOT AT ALL TIMES ENGINE ROOM J/B RDI FUSE HOT AT ALL TIMES ENGINE ROOM R/B CDS FAN FUSE HOT W/ IG ON J/C 10 (BEHIND RIGHT SIDE OF DASH) J/C 2 J/C 4 (LEFT SIDE OF ENGINE COMPT) J/C 9 (BEHIND LEFT END OF DASH) LT GRN WIRE PRESSURE SWITCH (RIGHT SIDE OF ENGINE COMPT) RADIATOR FAN MOTOR (BEHIND RADIATOR) RED WIRE TAM WATER TEMPERATURE SWITCH (RIGHT FRONT OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE

1 2 NEO GO 14 15 18 31 32 28 OCV- OVC+ VC 4 5 6 28 PNK M- M+ WIRE 4 6 7 12 13 MREL 6 3 2 BATT STP 7 8 9 19 13 14 15 16 17 21 23 24 25 30 31 IGSW CANH CANL SPDI CCS BLK WIRE BLU WIRE BRN WIRE CAMSHAFT TIMING OIL CONTROL VALVE (ON FRONT OF CYLINDER HEAD) CENTER CONNECTOR 1 (BEHIND LEFT SIDE OF DASH) CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE IND DOME FUSE DRIVER SIDE J/B (BEHIND LEFT END OF DASH) EC (AT REAR OF ENGINE) EE (LEFT REAR OF ENGINE COMPT) ENGINE CONTROL MODULE (BEHIND RIGHT END OF DASH) ENGINE CONTROLS SYSTEM (HYBRID SYSTEM CIRCUIT) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRY WIRE HEV FUSE HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) IGCT RELAY IGN FUSE IH (ABOVE LEFT KICK PANEL) J/C 12, 13 (BEHIND RIGHT SIDE OF DASH) J/C 14 (BEHIND RIGHT SIDE OF DASH) J/C 24 (BEHIND LEFT END OF DASH) J/C 3 (LEFT SIDE OF ENGINE COMPT) J/C 6 (BEHIND RIGHT END OF DASH) J/C 9 (BEHIND LEFT END OF DASH) LT BLU WIRE LT GRN WIRE NCA WIRE NEO GO ORG/ WIRE PNK COMPUTER DATA LINES SYSTEM TC CANL CANH IGSW WIRE PNK VTA WIRE PNK WIRE RED WIRE RELAY ENERGIZED SET- RES+ STOP FUSE STOPLIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) THROTTLE CONTROL MOTOR (ON LEFT SIDE OF ENGINE) THROTTLE POSITION SENSOR (ON THROTTLE BODY) TRANSMISSION CONTROLS SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BACT BL (NEAR RIGHT ``B" PILLAR) BLK WIRE BLU WIRE BODY ECU BRN WIRE CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL SWITCH 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 (NEAR HOOD LATCH) FLASHER RELAY (EXTERIOR LIGHTS SYSTEM) FUSE GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED HOT W/ ECU-IG 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 LOCK LT GRN WIRE LUGGAGE COMPARTMENT COURTESY SWITCH/ LUGGAGE COMPARTMENT DOOR OPENER MOTOR ORG/ WIRE PNK WIRE POWER WINDOWS SYSTEM RED (OR PNK) WIRE RED WIRE RIGHT FRONT DOOR LOCK SEC SIG T-LP RELAY (EXTERIOR LIGHTS SYSTEM) THEFT DETERRENT HORN (RIGHT SIDE OF ENGINE COMPT) (W/ KEYLESS ENTRY) UNLK VIO WIRE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 CANH SIL 1 2 PIG PGND BLK WIRE CENTER CONNECTOR 2 (RIGHT I/P BRACE) COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LOWER LEFT SIDE OF DASH) DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ECU-IG FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) EPS FUSE HOT AT ALL TIMES HOT W/ IG ON IG (ABOVE LEFT KICK PANEL) IG+ CANL ORG/ WIRE POWER STEERING ECU (BEHIND LEFT SIDE OF DASH) POWER STEERING MOTOR POWER STEERING TORQUE SENSOR RED WIRE SIL WHT WIRE WHT/BLK WIRE YEL WIRE

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 DRIVER SIDE J/B) BRN WIRE CENTER CONNECTOR 1 (BEHIND CLUSTER) CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM PRST HDLP WNG SPDR RH+ LH+ DOME FUSE DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE H-LP RELAY HEAD TAIL HEADLAMPS, FOGLAMPS CIRCUIT HEADLIGHT BEAM LEVEL CONTROL ECU (ABOVE RIGHT KICK PANEL) HOT AT ALL TIMES HOT IN ON AND START IH (ABOVE LEFT KICK PANEL) IK (RIGHT END OF DASH) J/C 10 (BEHIND RIGHT SIDE OF DASH) J/C 5 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 PNK WIRE PWR SUPPLY CIRCUIT RED WIRE RH LH RIGHT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND RIGHT HEADLIGHT) SGR SHB SHG 3 1 PNK WIRE 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 DRIVER SIDE J/B) BRN WIRE CENTER CONNECTOR 1 (BEHIND CLUSTER) 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) DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ECU IG FUSE DRL DIODE 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 TAIL HON CLTE CLTS CLTB HOT AT ALL TIMES HOT IN ON AND START 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) J/C 9 (BEHIND LEFT END OF DASH) LEFT FRONT DOOR COURTESY SWITCH LIGHT CONTROL SWITCH LOW FLASH LT BLU WIRE LT GRN WIRE OFF ON FOGLIGHT SWITCH ORG/ WIRE PNK WIRE PWR SUPPLY CIRCUIT RED WIRE RELAY ENERGIZED TAIL FUSE VFD VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 4 3 CLTB CLTS CLTE 14 15 16 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 (UPPER LEFT SIDE OF DASH) BEAM IND BEAN IND BLK WIRE BLU WIRE BODY ECU (ON RIGHT SIDE OF DRIVER SIDE J/B) BRN WIRE CENTER CONNECTOR 1 (BEHIND CLUSTER) 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) 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 TAIL HOT AT ALL TIMES HOT IN ON AND START HOT W/ IH (ABOVE LEFT KICK PANEL) J/C 11 (BEHIND LEFT END OF DASH) J/C 6 (BEHIND RIGHT END OF DASH) LEFT FRONT DOOR COURTESY SWITCH LIGHT CONTROL SWITCH LOW FLASH LT BLU WIRE LT GRN WIRE OFF ON FOGLIGHT SWITCH ORG/ WIRE PNK WIRE PWR SUPPLY CIRCUIT RED WIRE RELAY ENERGIZED TAIL FUSE VFD VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ABS IND. ANTI-THEFT SYSTEM ANTI-LOCK BRAKES SYSTEM AUTO A/C IND BEAM IND BEAN IC BL (NEAR RIGHT ``B" PILLAR) BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BQ (RIGHT REAR OF VEHICLE) BRAKE CONTROL IND BRAKE IND BRN WIRE BRN/RED WIRE BUZZER CENTER CONNECTOR 1 (BEHIND CLUSTER) CENTER CONNECTOR 2 (BEHIND RIGHT SIDE OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND DOME FUSE DOOR IND DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ENGINE CONTROL SYSTEM ENGINE CONTROLS SYSTEM SOUND SYSTEMS HEADLIGHTS SYSTEMS ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FRONT DEF IND FRONT PASSENGER SEAT BELT WARNING LIGHT FUEL SENDER GAUGE FUSE GRN WIRE GRN/YEL WIRE GRY WIRE HEAD IND HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ON AND START ICE ROAD CONDITION IND IGN FUSE INLET AIR IND J/C 30 (REAR OF PASSENGER COMPT) J/C 32 (RIGHT REAR OF VEHICLE) J/C 6 (BEHIND RIGHT END OF DASH) LEFT FRONT BUCKLE SWITCH LEFT TURN IND LT BLU WIRE LT GRN WIRE MAINT REQD IND MALFUNCTION IND LAMP MASTER NAVIGATION SYSTEM ODO ODO/TRIP SWITCH ORG/ WIRE PNK EXTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM WIRE PNK WIRE POWER DISTRIBUTION POWER SUPPLY CIRCUIT REAR DEF IND RED WIRE RIGHT FRONT BUCKLE SWITCH RIGHT TURN IND SEAT BELT IND SECURITY IND SLIP IND SMART ENTRY IND SRS IND TEMP SENSOR VFD VIO WIRE VSC IND WHT WIRE WHT/BLK WIRE YEL WIRE

A/C SYSTEM A/C SYSTEM A/C, ENGINE CONTROLS SYSTEMS TO DRIVER SIDE J/B (DIAGRAM 2 OF 2) ABS MAIN 2 FUSE HAZ FUSE ABS MAIN 1 FUSE ABS MAIN 3 FUSE P CON MAIN FUSE ANTI-THEFT, TRANSMISSIONS SYSTEMS BATTERY BLK WIRE BLU WIRE CDS FAN FUSE PTC PTC AMP FUSE FUSE FUSE CENTER CONNECTOR 1 (BEHIND CLUSTER) CHS W/P FUSE CONVERTER (LEFT SIDE OF ENGINE COMPT) COOLING FANS SYSTEM COOLING FANS SYSTEM NAVIGATION, SOUND SYSTEMS DC/DC FUSE DC/DC-S FUSE DOME FUSE HEAD MAIN FUSE DRIVER SIDE J/B (BEHIND LEFT END OF DASH) EF (LEFT REAR OF ENGINE COMPT) EFI FUSE HEV FUSE EFI IGCT RELAY HORN RELAY ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS, CRUISE CONTROL SYSTEMS ENGINE CONTROLS SYSTEM ENGINE ROOM J/B ENGINE ROOM R/B EXTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES SYSTEM FROM ENGINE ROOM J/B (DIAGRAM 1 OF 2) FUSE FUSIBLE LINK BLOCK (RIGHT REAR OF VEHICLE) GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM ANTI-LOCK BRAKES, ENGINE CONTROLS SYSTEMS HORN FUSE IGN FUSE J/C 2 (LEFT SIDE OF ENGINE COMPT) MAIN FUSE ORG/ WIRE P CON MTR FUSE ETCS FUSE P/I FUSE FUSE POWER SOURCE CONTROL ECU (BEHIND LEFT SIDE OF DASH) PS HTR FUSE RDI FUSE HTR FUSE EPS FUSE RED WIRE RELAY SHIFT INTERLOCK, TRANSMISSIONS SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM ANTI-LOCK BRAKE SYSTEM ENGINE CONTROLS SYSTEM TO ENGINE ROOM J/B (DIAGRAM 1 OF 2) VIO WIRE WHT WIRE YEL WIRE

A/C (HTR) FUSE A/C DEFOGGER SYSTEM A/C, HEAD/ EXTERIOR LIGHTS SYSTEM WARNINGS, POWER WINDOWS SYSTEM ACC-B FUSE BLK WIRE BLU WIRE BODY ECU CENTER CONNECTOR 1 (BEHIND CLUSTER) CENTER CONNECTOR 1 (BEHIND CLUSTER) SOUND SYSTEMS, NAVIGATION SYSTEM COMPUTER DATA LINES SYSTEM COOLING FANS ANTI-LOCK BRAKE SYSTEM DEF FUSE DEF RELAY DEFOGGER SYSTEM, A/C SYSTEM DOOR FUSE DRIVER SIDE J/B (BEHIND LEFT END OF DASH) ECU-B FUSE ECU-IG FUSE ENGINE CONTROLS SYSTEM ENGINE CONTROLS, CRUISE CONTROL, EXTERIOR LIGHTS, ANTI-LOCK BRAKE SYSTEMS F/R DOOR FUSE FLASHER RELAY FROM DRIVER SIDE J/B (DIAGRAM 2 OF 2) FROM ENGINE ROOM J/B (DIAGRAM 1 OF 2) FUSE GAUGE FUSE GRN WIRE GRY WIRE HTR RELAY IH (ABOVE LEFT KICK PANEL) INSTRUMENT CLUSTER SYSTEM J/C 21 (UPPER RIGHT SIDE OF DASH) J/C 24 (BEHIND LEFT END OF DASH) JC-20 KOF LT BLU WIRE LT GRN WIRE LT LT M/HTR FUSE MIRRORS SYSTEM NOT USED NOT USED OBD FUSE ORG/ WIRE PNK WIRE POWER FUSE POWER OUTLET 1 POWER OUTLET 2 POWER OUTLET RELAY (LEFT END OF DASH) POWER SOURCE CONTROL ECU (BEHIND LEFT SIDE OF DASH) POWER WINDOWS SYSTEM PWR OUTLET FR FUSE PWR OUTLET FUSE PWR RELAY RED WIRE RELAY RELAY (BEHIND LEFT SIDE OF DASH) RR WIP FUSE SIG STOP FUSE T-LP RELAY TO DRIVER SIDE J/B (DIAGRAM 2 OF 2) VIO WIRE WHT WIRE WHT/BLK WIRE WIP FUSE WIPER/ WASHER SYSTEM WSH FUSE YEL WIRE