Scion tC II (2010-2013) headlight dimmer switch assembly Wiring diagrams

1 2 3 4 5 6 7 IG LR LL +B EL ER 5 1 HAZARD WARNING SWITCH TB ALT FUSE BLK WIRE BLU WIRE BRN WIRE CAN I/F CANH CANL 8 9 COMPUTER DATA LINES SYSTEM CLOCK ASSEMBLY COMBINATION METER ASSEMBLY CONTROLLER ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES ENGINE HAZ FUSE ROOM R/B (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR START LEFT FRONT LEFT FRONT TURN SIGNAL LIGHT LEFT OUTER REAR VIEW MIRROR (AT LEFT DOOR MIRROR) LH TURN LIGHT CONTROL SWITCH HEAD LT BLU WIRE LT GRN WIRE MAIN BODY ECU ALTB OFF TAIL ORG/ WIRE PARKING LIGHT, SIDE MARKER LIGHT RED WIRE RH TURN RIGHT FRONT RIGHT FRONT TURN SIGNAL LIGHT RIGHT OUTER REAR VIEW MIRROR (AT RIGHT DOOR MIRROR) TAIL TAIL FUSE TAIL RELAY TURN TURN SIGNAL FLASHER ASSEMBLY TURN SIGNAL SWITCH VIO WIRE W/O DRL W/ DRL WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 HLOR DRLS 13 14 CANL CANH BEAM IND BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CONTROL DIMMER DRL ECU-B FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE H-LP LH-LO FUSE H-LP LH-HI FUSE H-LP RELAY H-LP RH-LO FUSE H-LP RH-HI FUSE H-LP- MAIN FUSE HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY HLOL +B HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START LEFT HEADLIGHT LIGHT LOW HIGH LOW HIGH ASSEMBLY LT GRN WIRE MAIN BODY ECU INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) OFF ORG/ WIRE PARKING BRAKE SWITCH (BASE OF PARK BRAKE LEVER) PNK WIRE RED WIRE RIGHT HEADLIGHT ASSEMBLY SWITCH TAIL WHT WIRE WHT/BLK WIRE YEL WIRE

BEAM IND BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY DIMMER RELAY ECU-B FUSE ENGINE ROOM GRN WIRE H-LP LH HI FUSE H-LP LH LO FUSE H-LP RELAY H-LP RH HI FUSE H-LP RH LO FUSE H-LP- MAIN FUSE HEAD HEAD IND HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT HEADLIGHT HIGH ASSEMBLY LOW HIGH LT GRN WIRE ORG/ WIRE PNK DIMMER SWITCH WIRE PNK WIRE R/B (LEFT SIDE OF ENGINE COMPT) RED WIRE RIGHT HEADLIGHT ASSEMBLY TAIL LIGHT OFF CONTROL SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE

9 10 11 CANH CANL SWIL ALT FUSE BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU ASSEMBLY (RIGHT SIDE OF DASH) CLOCK ASSEMBLY ILL+ COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-B FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ENGINE SWITCH (W/ SMART KEY SYSTEM) (LEFT SIDE OF DASH) GRN WIRE GRY WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY HEATER CONTROL ASSEMBLY 1 ILL+ HEATER CONTROL ASSEMBLY 2 ILL+ HOT AT ALL TIMES HOT IN ON OR START ILLUMIN- ATION INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT SEAT ILL+ HEATER SWITCH (W/ SEAT HEATER) LIGHT CONTROL RHEOSTAT LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU MET FUSE ORG/ WIRE PANEL FUSE PNK WIRE RADIO ILL+ RECEIVER ASSEMBLY RED WIRE SWIL TAIL TAIL IND TAIL RELAY VIO WIRE VSC OFF SWITCH ILL+ W/O DAYTIME RUNNING LIGHT W/ DAYTIME RUNNING LIGHT WHT WIRE WHT/BLK WIRE YEL WIRE

AIR BAG SENSOR ASSEMBLY (LOWER CENTER OF DASH) BLK WIRE BLU WIRE BRN WIRE BSW BUCKLE SWITCH DRIVER'S SIDE FRONT SEAT INNER BELT (DRIVER'S SEAT BELT BUCKLE) BUZZER CAN CONTROLLER CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM DRIVER'S SIDE DOOR COURTESY SWITCH ECU-B FUSE ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED IGN FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LIGHT CONTROL SWITCH LT GRN WIRE MAIN BODY ECU MET FUSE OCCUPANT CLASSIFICATION ECU (UNDER FRONT PASSENGER'S SEAT) PNK BGND WIRE PNK WIRE RED WIRE RELAY ENERGIZED SEAT BELT IND TAIL TAIL OFF UNLOCK WARNING SWITCH VIO WIRE W/ DRL W/O DRL WHT WIRE WHT/BLK WIRE YEL WIRE