Scion tC I facelift (2007-2010) integration relay Wiring diagrams

BK (AT REAR OF VEHICLE) BLK WIRE BLU WIRE COMBINATION METER COURTESY SWITCH DCTY DIODE (ROOM LAMP) (FRONT OF LUGGAGE COMPT) DOME FUSE ROOM R/B (LEFT SIDE OF ENGINE COMPT) DOOR DOOR IND DOOR ON OFF DRIVER'S SIDE DOOR COURTESY SWITCH (IN LEFT "B" PILLAR) ECU-B FUSE ECU-IG FUSE ECUB ENGINE FRONT PASSENGER'S SIDE DOOR COURTESY SWITCH (IN RIGHT "B" PILLAR) HOT AT ALL TIMES HOT IN ON OR START IF (BEHIND LEFT SIDE OF DASH) IGNITION CYLINDER LAMP IGNITION KEY CYLINDER LAMP IH (BEHIND RIGHT SIDE OF DASH) ILL INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INTEGRATION RELAY JUNCTION LT BLU WIRE LT GRN WIRE MAP LAMP NOISE FILTER (DOME) (BEHIND LEFT SIDE OF DASH) ON OFF ORG/ WIRE PCTY RED WIRE ROOM LAMP (CENTER) ROOM LAMP (LEFT QUARTER) SIG TRANSPONDER KEY AMPLIFIER (ON STEERING COLUMN) VIO WIRE W/ ENGINE IMMOBILIZER SYSTEM W/ SLIDING ROOF W/O SLIDING ROOF W/O ENGINE IMMOBILIZER SYSTEM WHT/BLK WIRE

25 12 HAZARD SWITCH A/C CONTROL ASSEMBLY BLK WIRE BRN WIRE COMBINATION METER COMBINATION SWITCH EB (RIGHT FRONT OF ENGINE COMPT) EC (LEFT FRONT CORNER OF ENGINE COMPT) ED (LEFT REAR OF ENGINE) EHW LR LL EL ER ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FLASH RELAY GAUGE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IF (BEHIND LEFT SIDE OF DASH) IH (BEHIND RIGHT SIDE OF DASH) INTEGRATION RELAY JUNCTION JUNCTION CONNECTOR LAMP/ SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP LEFT PARKING LAMP, SIDE MARKER LAMP LT GRN WIRE OFF TAIL LIGHT CONTROL SWITCH HEAD ORG/ WIRE PANEL FUSE PNK WIRE RED WIRE RIGHT FRONT TURN SIGNAL LAMP RIGHT PARKING RIGHT TURN IND LEFT TURN IND SIDE TURN SIGNAL LAMP LEFT OUTER REAR VIEW MIRROR SIDE TURN SIGNAL LAMP RIGHT OUTER REAR MIRROR VIEW T-LP RELAY TAIL TRLY TAIL FUSE TURN SIGNAL SWITCH TURN, HAZ FUSE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/T AIR BAG SENSOR ASSEMBLY CENTER BLOWER MOTOR CONTROL BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER ROOM LAMP CIGARETTE LIGHTER COMBINATION SWITCH DATA LINK CONNECTOR DOOR LOCK CONTROL SWITCH DRIVER'S POWER SIDE DOOR WINDOW LOCK MASTER ASSEMBLY SWITCH FLASH RELAY FRONT PASSENGER'S SIDE POWER WINDOW SWITCH FRONT PASSENGER'S SIDE RIGHT OUTER DOOR REAR VIEW LOCK ASSEMBLY MIRROR FUEL SUCTION PUMP, GAUGE ASSEMBLY HTR RELAY IF (BEHIND LEFT SIDE OF DASH) IG 1 RELAY IH (BEHIND RIGHT SIDE OF DASH) INSTRUMENT PANEL J/B INTEGRATION RELAY LEFT OUTER REAR VIEW MIRROR MAP LAMP NOISE FILTER NOISE FILTER (DOME) OUTER MIRROR TRANSPONDER SWITCH KEY ECU POWER POINT J/C SOCKET RELAY POWER POINT SOCKET SHIFT LOCK CONTROL ECU TIRE PRESSURE A/C WARNING CONTROL RESET ASSEMBLY SWITCH UNLOCK WARNING SWITCH W/ JAM PROTECTION W/ JAM PROTECTION W/O JAM PROTECTION W/ SLIDING ROOF W/O JAM PROTECTION WHT/BLK WIRE

ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HORN HORN (LOW) (LEFT FRONT OF ENGINE COMPT) HORN HIGH (LEFT FRONT OF ENGINE COMPT) HORN RELAY HORN SWITCH HOT AT ALL TIMES HORN FUSE INTEGRATION RELAY JUNCTION CONNECTOR PNK WIRE SPIRAL CABLE (ON STEERING COLUMN) WHT WIRE

26 5 23 DCTY LSDI BCTY A/C CONTROL ASSEMBLY ABS IND. ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES SYSTEM ENGINE CONTROLS SYSTEM ANTI-LOCK BRAKES SYSTEM INTERIOR LIGHTS SYSTEM ANTI-LOCK BRAKES, TRANSMISSIONS SYSTEMS BACK DOOR LOCK ASSEMBLY (REAR CENTER OF VEHICLE) BEAM IND BK (AT REAR OF VEHICLE) BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE IND BRN WIRE BUZZER CHARGE IND CIRCUIT COMBINATION METER CRUISE CONTROL SYSTEM CRUISE IND DOOR IND DRIVER'S SEAT BELT IND DRIVER'S SIDE DOOR COURTESY SWITCH (IN LEFT "B" PILLAR) EB (RIGHT FRONT OF ENGINE COMPT) ECU-B FUSE ED (LEFT REAR OF ENGINE) ENGINE CONTROLS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM ENGINE OIL PRESSURE SWITCH (REAR OF ENGINE) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FRONT PASSENGER'S SIDE DOOR COURTESY SWITCH (IN RIGHT "B" PILLAR) FUEL FUEL IND FUEL SENDER FUEL SUCTION PUMP, GAUGE (IN FUEL TANK) FUSE GRN WIRE GRY WIRE H-LP RH HI FUSE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) ILLUMINATION INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INTEGRATION RELAY JUNCTION JUNCTION CONNECTOR LEFT TURN IND LT BLU WIRE LT GRN WIRE MAINT REQD IND MALFUNCTION IND ODO/TRIP ODO/TRIP ILLUMINATION OIL PRESSURE IND ORG/ WIRE PANEL FUSE PCTY PNK WIRE POWER RED WIRE RHEOSTAT RIGHT TURN IND SEAT) SLIDING ROOF CONTROL ECU (FRONT CENTER OF ROOF) SPEEDOMETER SRS IND STARTING/CHARGING SYSTEM ANTI-LOCK BRAKES SYSTEM ENGINE CONTROLS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TEMPERATURE TIRE PRESSURE IND TRANSMISSIONS SYSTEM VIO WIRE WARNING SYSTEMS WHT WIRE WHT/BLK WIRE YEL WIRE

A/C CONTROL ASSEMBLY A/C FUSE GAUGE FUSE FLASH RELAY, PWR RELAY, DEF RELAY, HTR RELAY ABS 1 FUSE ABS 2 FUSE ALT FUSE ALT-S FUSE BATTERY BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE CDS FUSE RDI FUSE COMBINATION METER COMBINATION SWITCH DAMPER SERVO MOTOR (AIR INLET) DATA LINK CONNECTOR 3 DCC FUSE DOME FUSE ECU-B FUSE ECU-IG FUSE EFI FUSE EFI RELAY, ENGINE CONTROL MODULE ENGINE CONTROL MODULE ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ETCS FUSE FAN 1 FAN 3 RELAY RELAY FLASH RELAY FR WSH FUSE FUSE GENERATOR GENERATOR, SHIFT LOCK CONTROL ECU, MG/C RELAY, TIRE PRESSURE WARNING ECU GRN WIRE GRY WIRE H-LP RELAY HORN FUSE HORN RELAY HTR FUSE HTR RELAY IGN FUSE INSTRUMENT PANEL J/B INSTRUMENT PANEL J/B (DIAGRAM 2 OF 2) INTEGRATION RELAY LT BLU WIRE LT GRN WIRE MAIN FUSE MAIN FUSIBLE LINK NOISE FILTER (DOME) ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (A/T) BACKUP LAMP SWITCH (M/T) PNK WIRE RAD 1 FUSE RADIO RECEIVER ASSEMBLY RED WIRE RELAY ROOM ROOM LAMP (LEFT QUARTER) SKID CONTROL ECU W/ ACTUATOR STARTER TO ACC SOCKET FUSE (DIAGRAM 2 OF 2) TO IGNITION SWITCH (DIAGRAM 2 OF 2) TO PWR RELAY, FR WIP FUSE TURN, HAZ FUSE VIO WIRE WHT WIRE WINDSHIELD WASHER MOTOR WINDSHIELD WIPER MOTOR YEL WIRE

1 2 +ACC AIR BAG BLK WIRE BLU WIRE BRN WIRE C/OPN RELAY CIG FUSE CIGARETTE LIGHTER COMBINATION METER DEF RELAY DOOR FUSE FR DOOR FUSE FR FOG FUSE ENGINE ROOM R/B (DIAGRAM 1 OF 2) ENGINE ROOM R/B 2 FL DOOR FUSE DEF FUSE FUSE FROM GAUGE FUSE, INSTRUMENT PANEL J/B (DIAGRAM 1 OF 2) FROM RDI FUSE, ENGINE ROOM R/B (DIAGRAM 1 OF 2) FUSE GRN WIRE GRY WIRE IGNITION SWITCH IH (BEHIND RIGHT SIDE OF DASH) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (DIAGRAM 1 OF 2) INTEGRATION RELAY JUNCTION LOCK LOCK OFF LT GRN WIRE OCCUPANT CLASSIFICATION ECU ON OFF ORG/ WIRE PANEL FUSE PARK/NEUTRAL POSITION SWITCH, CLUTCH START SWITCH, ENGINE CONTROL MODULE PNK WIRE POWER FUSE POWER POINT SOCKET POWER POINT SOCKET RELAY (BEHIND LEFT KICK PANEL) POWER WINDOW MASTER SWITCH POWER WINDOW SWITCH OUTER (FRONT MIRROR PASSENGER'S SWITCH SIDE) PWR RELAY (W/O JAM PROTECTION) RADIO RECEIVER ASSEMBLY RED WIRE RELAY, INSTRUMENT PANEL J/B (DIAGRAM 1 OF 2) RIGHT PARKING LAMP, SIDE MARKER LAMP S/ROOF STOP FUSE SOCKET FUSE FUSE (W/ JAM PROTECTION) SHIFT LOCK CONTROL ECU ST FUSE (LEFT SIDE OF ENGINE COMPT) ST RELAY STOP LAMP SLIDING SWITCH ROOF CONTROL ECU STOP LAMP SWITCH T-LP RELAY TAIL FUSE INTEGRATION RELAY TRANSPONDER ENGINE KEY ECU CONTROL SENSOR MODULE ASSEMBLY CENTER VIO WIRE W/ JAM PROTECTION W/O JAM PROTECTION WHT WIRE WHT/BLK WIRE YEL WIRE

5 4 3 2 1 +B BACK DOOR LOCK ASSEMBLY (REAR CENTER OF VEHICLE) BACK DOOR OPENER SWITCH (LEFT SIDE OF BACK DOOR) BACT BLK WIRE BLU WIRE BRN WIRE COMBINATION METER DCTY DETECTION SW DOOR CONTROL RECEIVER (LEFT REAR OF PASSENGER COMPT) DOOR COURTESY SWITCH (DRIVER'S SIDE) (IN LEFT "B" PILLAR) DOOR COURTESY SWITCH (FRONT PASSENGER'S SIDE) (IN RIGHT "B" PILLAR) DOOR FUSE DOOR IND DOOR LOCK ASSEMBLY (DRIVER'S SIDE) (REAR OF LEFT FRONT DOOR) DOOR LOCK ASSEMBLY (FRONT PASSENGER'S SIDE) (REAR OF RIGHT FRONT DOOR) DOOR LOCK CONTROL SWITCH ECU-B FUSE ECU-IG FUSE ECUB GRN WIRE GRY WIRE HORN HORNS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) IH (BEHIND RIGHT SIDE OF DASH) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INTEGRATION RELAY JUNCTION LOCK LSWD LT GRN WIRE ORG/ WIRE PCTY PNK WIRE POWER WINDOW MASTER SWITCH PRG RDA GND RED WIRE SIDE OF DASH) SIG UNLOCK UNLOCK WARNING SWITCH (BEHIND LEFT VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ANTI-LOCK BRAKES SYSTEM BLK WIRE BLU WIRE BRN WIRE CLOSE CLOSE/DOWN COMBINATION METER DOOR COURTESY SWITCH DOOR FUSE ECU-B FUSE ECU-IG FUSE ECUB ED (LEFT REAR OF ENGINE) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GND DCTY GRN WIRE HOT AT ALL TIMES HOT IN ON OR START IF (BEHIND LEFT SIDE OF DASH) IH (BEHIND RIGHT SIDE OF DASH) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INTEGRATION RELAY JUNCTION JUNCTION CONNECTOR KOF LT GRN WIRE MAP LAMP OPEN/UP ORG/ WIRE PCTY POWER CIRCUIT PWS S/ROOF FUSE SIG SLIDE ROOF CONTROL SWITCH SLIDING ROOF CONTROL ECU (FRONT CENTER OF ROOF) SPD PNK WIRE SPEEDOMETER VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

12 11 10 9 8 7 6 5 4 3 2 1 SGND PNK WIRE 20 19 18 17 16 15 14 13 IG VC BLK WIRE BLU WIRE BRN WIRE DOOR COURTESY SWITCH DOOR FUSE DOOR LOCKS SYSTEM ECU-B FUSE ECU-IG FUSE ECUB PCTY DCTY ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) F/L DOOR FUSE F/R DOOR FUSE FRONT PASSENGER'S SIDE POWER WINDOW SWITCH GAUGE FUSE GND SGND GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IF (BEHIND LEFT SIDE OF DASH) IH (BEHIND RIGHT SIDE OF DASH) INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) INTEGRATION RELAY JUNCTION CONNECTOR KOF GND KOP LT GRN WIRE ORG/ WIRE PCT PLS PCT PNK WIRE PLS PNK WIRE POWER WINDOW MASTER SWITCH RED WIRE RIGHT FRONT POWER WINDOW REGULATOR MOTOR (IN RIGHT FRONT DOOR) SIG SSRB VCC VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE