Lexus SC II facelift (2005-2010) lt blu Wiring diagrams

+BI RL+ RL- RR+ RR- 1 2 3 4 5 6 7 8 9 10 VGS 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 CSW 12 13 14 15 16 17 18 19 20 21 22 23 24 TS 7 8 SS+ SS- ABS IG FUSE ABS IND. AFS ECU (LEFT END OF DASH) BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/ORG WIRE BRAKE IND BRN WIRE CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM D/G DRIVER SIDE J/B ECU (BEHIND LEFT KICK PANEL) ENGINE ROOM 2 R/B (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) FLO FUSE GGND GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE GYAW HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) D-IG FUSE HOT IN RUN OR START IGN FUSE IH (UNDER JUNCTION CONNECTOR 13 (BEHIND RIGHT SIDE OF DASH) JUNCTION CONNECTOR 2 (IN ENGINE ROOM 2 R/B) LEFT REAR ABS SPEED SENSOR (AT LEFT REAR WHEEL ASSEMBLY) LT BLU WIRE LT GRN WIRE MPX NCA WIRE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT REAR ABS SPEED SENSOR (AT RIGHT REAR WHEEL ASSEMBLY) SKID CONTROL ECU (BEHIND LEFT END OF DASH) SPDL STEERING SENSOR (ON STEERING COLUMN) STOP FUSE STOP LIGHT SWITCH (ON TOP OF BRAKE PEDAL BRACKET) TRIG TRIG +BO STP VIO WIRE VSC OFF IND SLIP IND VSC OFF SWITCH VSC WARNING BUZZER (BEHIND LEFT SIDE OF DASH) VYS WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YAW - YAW RATE SENSOR (UNDER REAR OF CENTER CONSOLE) YEL WIRE YEL/RED WIRE YSS YD

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 REOS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 IG A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) A/C ROOM TEMPERATURE SENSOR (BEHIND CENTER OF DASH) A/C THERMISTOR (BEHIND CENTER OF DASH) AIF AOF AMHPA AMHDR SG-4 AIR AOD AMCPA AMCDR BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR (BEHIND LOWER RIGHT SIDE OF DASH) BLOWER MOTOR CONTROLLER (BEHIND RIGHT SIDE OF DASH) SI +B GND M+ M- BLU WIRE BLU/RED WIRE BLU/WHT WIRE CLOSE COMPUTER DATA LINES SYSTEM DGS TSPA TR TPDR DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ENGINE ROOM 1 R/B (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) EXHAUST GAS SENSOR (AT LEFT FRONT OF ENGINE COMPT) FAN FUSE FAN-2 FUSE GAS GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HAZD SG-1 TSDR TE SG-2 HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START IH (UNDER STEERING COLUMN) INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF DASH) JUNCTION CONNECTOR 14 (BEHIND RIGHT SIDE OF DASH) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MPX+ GND MPX-IG FUSE MULTI-DISPLAY NAVIGATION DOOR, TILT CONTROL SWITCH OPEN CLS SWE BLW PNK WIRE OPEN OPEN ORG/ WIRE PNK EMOP WIRE PNK WIRE POWER TOPS SYSTEM RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE SG-3 TILT TPO TPPA MPX- TSL TSR VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE

+IG REAR LIGHTS IND 13 15 STPI 2 10 HAZ BU+ A/C CONTROL AFS ECU (LEFT END OF DASH) BLK WIRE BLK/ORG WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE BRN WIRE CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM D-IG FUSE DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) DRIVER SIDE J/B ECU ED (REAR OF LEFT FENDER) FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HAZARD SWITCH ASSEMBLY (BEHIND CENTER OF DASH) HOT AT ALL TIMES HOT IN ON OR START IH (UNDER STEERING COLUMN) JUNCTION CONNECTOR 12 (BEHIND RIGHT SIDE OF DASH) JUNCTION CONNECTOR 13 (BEHIND RIGHT SIDE OF DASH) JUNCTION CONNECTOR 14 (BEHIND RIGHT SIDE OF DASH) IK (AT RIGHT KICK PANEL) JUNCTION CONNECTOR 3 (IN ENGINE ROOM 2 R/B) LEFT FRONT TURN SIGNAL LIGHT LEFT TURN LEFT TURN IND LT BLU WIRE MPX MPX+B TAIL IND (CANADA) PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) RED WIRE RED/YEL WIRE RIGHT FRONT TURN SIGNAL LIGHT RIGHT TURN RIGHT TURN IND STOP FUSE STOP LIGHT SWITCH (ON TOP OF BRAKE PEDAL BRACKET) TURN SIGNAL FLASHER RELAY (BEHIND LEFT SIDE OF DASH, ABOVE STEERING COLUMN) 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 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

+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

19 30 9 SFTD SFTU 2 9 32 8 6 16 17 18 19 10 11 12 13 26 27 34 35 23 22 21 20 7 25 24 SR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CENTER J/B (BEHIND RIGHT CENTER OF DASH) EB (RIGHT SIDE OF CYLINDER HEAD) EC (LEFT SIDE OF CYLINDER HEAD) ENGINE CONTROL MODULE (ECM) (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE COOLANT TEMPERATURE SENSOR (ON TOP RIGHT SIDE OF ENGINE) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE IG (BEHIND CENTER OF DASH) J/C 23 (LEFT SIDE OF ENGINE COMPT) J/C 4 (IN ECU BOX) LT BLU WIRE LT GRN WIRE M- M+ NCA WIRE NT- NT+ ORG/ WIRE PNK WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SLU- SLU+ EOIL OIL SLT- SLT+ THROTTLE BODY ASSEMBLY (TOP CENTER OF ENGINE) TRANSMISSION CONTROL SWITCH TURBINE SPEED SENSOR (ON TRANSMISSION) VEHICLE SPEED SENSOR (ELECTRONICALLY CONTROLLED TRANSMISSION) (ON TRANSMISSION) VIO WIRE VTA VC WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

ACCEL POSITION SENSOR (BEHIND LEFT CENTER OF DASH) ACMG VPMP AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM COOLING FANS SYSTEM BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE CANL CANH CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) ECT PWR IND ECT SNOW IND ENGINE CONTROL MODULE (ECM) (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HP RFC IGSW TAM IH (UNDER STEERING COLUMN) LT BLU WIRE LT GRN WIRE MIL IND MPXB ORG/ BLU WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE POWER SUPPLY CIRCUIT PPNP RED WIRE RED/BLK WIRE RED/YEL WIRE SKID CONTROL ECU (BEHIND LEFT END OF DASH) SPEEDOMETER STA MREL FC FPR STPI TAC TACH TACHOMETER TC STP MPMP IMI IMO VIO WIRE VPA EPA VCPA WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE