Lexus SC II facelift (2005-2010) red/blk Wiring diagrams

10 2 13 BUBS MPX+ MPX- AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER RIGHT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/YEL WIRE BRN WIRE CENTER J/B (BEHIND RIGHT CENTER OF DASH) CLTB CLTE CLTS COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM D-IG FUSE DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) DRIVER SIDE J/B ECU FR FOG FUSE FRONT FOG IND FUSE GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) HEAD HEAD INDICATOR (USA) HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ON OR START IG (BEHIND CENTER OF DASH) IH (UNDER STEERING COLUMN) II (ON LEFT SIDE DASH BRACE) INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR 13 (BEHIND RIGHT SIDE OF DASH) LUGGAGE ROOM J/B ECU (AT LEFT REAR CORNER OF LUGGAGE COMPARTMENT) MPX+ MPX- MPX-B MPX-IG MPX-IG FUSE MPXB ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PNK/BLU WIRE POWER SUPPLY CIRCUIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE SKID CONTROL ECU (BEHIND LEFT END OF DASH) TAIL FUSE TILT, TELESCOPIC ECU (BEHIND LEFT END OF DASH) VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

AFS ECU (LEFT END OF DASH) BLK/RED WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE CRA RELAY ED (REAR OF LEFT FENDER) FFOG-RLY FHHI(1) FHHI(2) FMIG FRONT CONTROLLER FRONT FOG RELAY GRN WIRE H-LP L LWR FUSE H-LP R LWR FUSE H-LP UPR FUSE HEAD LP RELAY HLHL HLHR HOT AT ALL TIMES IF (AT LEFT JUNCTION CONNECTOR 14 (BEHIND RIGHT SIDE OF DASH) JUNCTION CONNECTOR 3 (IN ENGINE ROOM 2 R/B) JUNCTION CONNECTOR 8 (BEHIND LEFT END OF DASH) KICK PANEL) LEFT FRONT FOG LIGHT LEFT HEADLIGHT (HIGH) LEFT HEADLIGHT ASSEMBLY LT GRN/BLK WIRE MAIN FUSE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT FOG LIGHT RIGHT HEADLIGHT (HIGH) RIGHT HEADLIGHT ASSEMBLY TAIL-RLY VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 IG PB HDLO 3 6 5 WSH-RLY 4 11 9 10 HEAD BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BU+ HEAD COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B ECU (BEHIND LEFT KICK PANEL) ED (REAR OF LEFT FENDER) ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) ENGINE ROOM R/B 2 (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) FRONT CONTROLLER FRONT WIPER/ WASHER CIRCUIT FRWA GRN WIRE GRY WIRE GRY/BLU WIRE H-LP CLN FUSE HDCL HDLO HEADLIGHT CLEANER CONTROL RELAY (AT LEFT FRONT OF ENGINE COMPT, BEHIND BUMPER) HEADLIGHT CLEANER MOTOR (AT LEFT FRONT CORNER OF ENGINE COMPT, BEHIND HEADLIGHT) HEADLIGHT CLEANER SWITCH HOT AT ALL TIMES HOT IN ON OR START DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) D-IG FUSE J/C 3 (IN ENGINE ROOM 2 R/B) J/C 5 (IN ECU BOX) LT BLU WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) RED WIRE RED/BLK WIRE RED/YEL WIRE VIO WIRE WASH RELAY WASHER FUSE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

1 2 PNK WIRE 14 5 MOL MOPS 22 24 25 SPD CANL CANH 9 11 12 18 PNK WIRE A/C FUSE ABS IND. AFS OFF IND (USA) MAINT REQD IND BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BRAKE FLUID LEVEL WARNING SWITCH (IN BRAKE FLUID RESERVOIR) BRAKE IND BRN WIRE BUZZER CENTER J/B (BEHIND RIGHT CENTER OF DASH) CHARGE IND OIL PRESSURE IND CIRCUIT SUPPLY POWER CLOCK (A/C CONTROL ASSEMBLY) +B COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND CTY DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ECT PWR IND ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE CONTROLS SYSTEM ENGINE OIL LEVEL SENSOR (ON RIGHT FRONT OF ENGINE) ETC SNOW IND EXTERIOR LIGHTS SYSTEM INTERIOR FRONT FOG IND FUEL FUEL IND FUEL SENDER (MAIN) (IN FUEL TANK) FUEL SENDER (SUB) (IN FUEL TANK) FUSE GRN WIRE GRN/BLK WIRE HEAD IND (USA) HIGH BEAM IND HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) D-IG FUSE IH (UNDER STEERING COLUMN) II (ON LEFT SIDE DASH BRACE) INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF DASH) J/C 13 (BEHIND RIGHT SIDE OF DASH) J/C 4 (IN ECU BOX) LBL LCD (ODOMETER/ TRIP) LCD (SEQUENTIAL) LEFT DOOR COURTESY SWITCH LEFT TURN IND LIGHTS SYSTEM LT BLU WIRE LT GRN WIRE MALFUNCTION IND LAMP MPXB MULTI- DISPLAY SPD MULTI-DISPLAY NAVIGATION ECU (AT RIGHT REAR CORNER OF LUGGAGE COMPT) OIL LEVEL IND OIL PRESSURE SWITCH (ON LEFT FRONT SIDE OF ENGINE) OPEN DOOR IND ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PASSENGER DOOR ECU (IN RIGHT DOOR) PASSENGER SIDE J/B PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) RADIO 2 FUSE REAR LIGHTS IND RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT DOOR COURTESY SWITCH RIGHT TURN IND SEAT BELT IND SKID CONTROL ECU (BEHIND LEFT END OF DASH) SLIP IND SPEEDOMETER SRS IND STEREO COMPONENT AMPLIFIER (AT RIGHT REAR CORNER OF LUGGAGE COMPT) TAC TACH TACHOMETER TAIL IND (CANADA) TIRE PRESSURE IND TRIP SWITCH VIO WIRE VSC OFF IND W/ NAVIGATION SYSTEM WARNING SYSTEM WASHER IND WATER TEMPERATURE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

1 25 17 26 16 20 19 8 18 7 GND 23 15 16 24 MSWE 4 5 6 CPUB SIG BDR 5 7 MPX-B 7 10 11 R/E MSW M+ A/T INDICATOR LIGHT SWITCH (ON TRANSMISSION) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE CANL CANH COMPUTER DATA LINES SYSTEM D-DOOR FUSE P-DOOR FUSE D-IG FUSE DEFOGGER SYSTEM DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) DRIVER SIDE J/B ECU DRIVING POSITION MEMORY SWITCH (DRIVER'S SEAT) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE ROOM 1 R/B (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START II (ON LEFT SIDE DASH BRACE) INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF DASH) J/C 13 (BEHIND RIGHT SIDE OF DASH) J/C 18 (RIGHT REAR OF LUGGAGE COMPT) J/C 5 (IN ECU BOX) LEFT REMOTE CONTROL MIRROR LT GRN WIRE LT GRN/BLK WIRE LT/RT LUGGAGE ROOM J/B (LEFT REAR CORNER OF LUGGAGE COMPT) MPX-IG MPX-IG FUSE MRY MSW M+ ORG/ WIRE PASSENGER DOOR ECU (IN RIGHT DOOR) PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PNK PVC HSSR VSSR PM+R PMHR PMVR MR- MR+ WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE REMOTE CONTROL MIRROR SWITCH RET RETRAC RIGHT REMOTE CONTROL MIRROR SENSOR UP/DN VIO WIRE VIO/WHT WIRE W/ MIRROR RETRACTOR WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

10 9 ATX+ ATX- 15 5 TX- TX+ 17 18 19 23 24 25 26 27 28 SGND MCO+ MCO- VR 3 6 TXS+ TXS- PNK WIRE 9 10 3 4 5 6 20 21 22 TLSW TSW- SGND MIN+ MIN- MACO SLD IVO+ IVO- AIR CONDITIONING SYSTEM BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE CENTER J/B (BEHIND RIGHT CENTER OF DASH) CLOSE TILT COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) EC (LEFT SIDE OF CYLINDER HEAD) ENGINE ROOM 2 R/B (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) GRN/RED WIRE GRY WIRE HOT IN IH (UNDER STEERING COLUMN) J/C 4, 5 (IN ECU BOX) J/C 9, 10 (BEHIND TOP LEFT END OF DASH) LT GRN WIRE LT GRN/BLK WIRE MIC+ MIC- MACC MIC- MIC+ MICROPHONE (NAVIGATION) MICROPHONE AMPLIFIER ASSEMBLY (RIGHT KICK PANEL) MULTI-DISPLAY NAVIGATION DOOR, TILT CONTROL NCA WIRE OPEN/ CLOSE OPEN 8 3 9 ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PKB SPD IG PNK WIRE PNK/BLK WIRE RADIO, PLAYER RED WIRE RED/BLK WIRE RED/WHT WIRE STARTER FUSE SYNC VG TAIL TLSW VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED 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 25 26 OPEN 1 2 3 4 5 6 7 8 9 10 11 12 13 BRFR BRFL BLGR LFR+ RLM+ BLGL BPT CPUB 1 2 3 4 5 6 7 8 9 10 LML+ RML+ PTM+ LFL+ LML- RML- QWL- QWL+ PTM- LFL- 13 2 MPX- MPX+ BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES J/C 17 (LEFT REAR OF LUGGAGE COMPARTMENT) LCTY LEFT QUARTER POWER WINDOW MOTOR (FRONT OF LEFT QUARTER PANEL) LFR- RLM- LGG LH FUSE LGG RH FUSE LIMIT SWITCH (LEFT LUGGAGE FRONT LOCK) (AT LEFT REAR SIDE OF LUGGAGE COMPT) LIMIT SWITCH (PACKAGE TRAY 1) (NEAR LEFT SIDE OF PACKAGE TRAY) LIMIT SWITCH (ROOF CLOSE, LEFT) (AT LEFT SIDE OF ROOF) LIMIT SWITCH (ROOF CLOSE, RIGHT) (AT RIGHT SIDE OF ROOF) LIMIT SWITCH (ROOF LOCK) (AT LEFT SIDE OF ROOF) LIMIT SWITCH (ROOF POSITION 1, 2) (IN FRONT OF LEFT REAR WHEEL) LIMIT SWITCH (TONNEAU COVER) (FRONT OF LUGGAGE COMPARTMENT) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LUGGAGE COMPARTMENT DOOR CLOSER MOTOR (LEFT) (AT LEFT SIDE OF LUGGAGE COMPT) LUGGAGE COMPARTMENT DOOR CLOSER MOTOR (RIGHT) (AT RIGHT SIDE OF LUGGAGE COMPT) LUGGAGE COMPARTMENT DOOR DETECTION SWITCH (IN LUGGAGE COMPT, NEAR LOCK ASSEMBLY) LUGGAGE ROOM J/B (AT LEFT REAR CORNER OF LUGGAGE COMPT) LUGGAGE ROOM J/B ECU (AT LEFT REAR CORNER OF LUGGAGE COMPT) P-TRAY FUSE PACKAGE TRAY MOTOR (BELOW CENTER OF PACKAGE TRAY) PNK WIRE PNK/BLK WIRE RCL LPLB RCRE RPL RHL LLL LPLE RLLE SWE TCSE PTPE RCLE RPLE RHLE LLLE LCTE LCT RED WIRE RED/BLK WIRE RED/BLU WIRE ROOF LH FUSE ROOF LOCK MOTOR (AT FRONT OF ROOF) ROOF RH FUSE RPLB RCR LPL RLL CLS TCS PNK WIRE SLIDING ROOF CONTROL ECU (IN LEFT REAR OF LUGGAGE COMPT) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 4 5 6 QWR+ RMR- QWR- LMR- LMR+ RMR+ PNK WIRE A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BM (UNDER PASSENGER'S SEAT) BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) FUSE GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGN IH (UNDER STEERING COLUMN) INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF DASH) J/C 13 (BEHIND RIGHT SIDE OF DASH) J/C 18 (RIGHT REAR OF LUGGAGE COMPARTMENT) BQ LEFT LUGGAGE COMPARTMENT DOOR DRIVE MOTOR (AT LEFT SIDE OF LUGGAGE COMPT) LEFT ROOF DRIVE MOTOR (BELOW LEFT "C" PILLAR) LLR LCR LOR LPRB LLRE LCRE RPR LPRE RORE ROR LT GRN WIRE LT GRN/BLK WIRE MPX+ GND MPX- MPX-IG FUSE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT LUGGAGE COMPARTMENT DOOR DRIVE MOTOR (AT RIGHT SIDE OF LUGGAGE COMPT) RIGHT QUARTER POWER WINDOW MOTOR (FRONT OF RIGHT QUARTER PANEL) RIGHT ROOF DRIVE MOTOR (BELOW RIGHT "C" PILLAR) SIG SGND RPRB RPRE LPR RHRE SLIDING ROOF CONTROL ECU (IN LEFT REAR OF LUGGAGE COMPT) SWE CLS VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

+B IGSW BATT CANH CANL +BM 13 12 STPI STPO 2 13 5 6 17 4 25 24 EC MREL 31 32 NE- NE+ 4 8 16 3 34 33 35 26 32 27 STP ACCELERATOR PEDAL POSITION SENSOR (BEHIND LEFT CENTER OF DASH) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/RED WIRE BRN WIRE CENTER J/B (BEHIND RIGHT CENTER CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM CRANKSHAFT POSITION SENSOR (ON LEFT FRONT OF ENGINE) D-IG FUSE DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) DRIVER SIDE J/B (BEHIND DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) DRIVER SIDE J/B ECU ECT PWR IND ECT SNOW IND ED (REAR OF LEFT FENDER) EFI FUSE EFI RELAY ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH PWR ENGINE CONTROL MODULE (ECM) (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE ROOM R/B 1 ETCS FUSE (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN ON OR START IH (UNDER STEERING COLUMN) J/C 2 (IN ENGINE ROOM R/B 2) J/C 23, 24 (LEFT SIDE OF ENGINE COMPT) J/C 3 (IN ENGINE ROOM R/B 2) J/C 4, 5 (IN ECU BOX) J/C 5 (IN ECU BOX) LT BLU WIRE MIL IND MPX MPXB NCA WIRE OF DASH) PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PASSENGER SIDE J/B ECU (RIGHT SIDE KICK PANEL) PNK WIRE PNK/BLK WIRE POWER SUPPLY CIRCUIT PWR RED WIRE RED/BLK WIRE RED/WHT WIRE RED/YEL WIRE SNOW SPEEDOMETER STOP FUSE STOP LIGHT SWITCH (ON TOP OF TAC TACH TC EPA VPA VCPA TACHOMETER WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE