Lexus LS IV (2006-2012) steering pad switch w/ modulator Wiring diagrams

BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE C/OPN RELAY COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH DRIVER SIDE J/B (LEFT END OF DASH) ECU-IG FUSE EFI EFI MAIN EFI FUSE MAIN RELAY ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 2 (RIGHT SIDE OF ENGINE COMPT) ETCS FUSE FUSE GRN WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START E/G RM- J/B 5 (LEFT SIDE OF DASH) LT GRN WIRE NCA WIRE ON- +RES -SET MODE OFF PNK WIRE RED WIRE RELAY SPIRAL CABLE (IN STEERING COLUMN) STEERING PAD SWITCH W/ MODULATOR STEERING SWITCH ECU THROTTLE POSITION SENSOR (ON THROTTLE BODY) TRANSMISSIONS SYSTEM VIO WIRE W/ PADDLE SHIFT SWITCH W/O PADDLE SHIFT SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE

13 14 CANL CANH 18 34 27 VC NE- NE+ PNK WIRE 4 6 5 PNK WIRE BDCY BLK WIRE BLU WIRE BRN WIRE CANN CANP COMPUTER DATA LINES SYSTEM CRANKSHAFT POSITION SENSOR CUTD D-ACC FUSE DCM (TELEMATICS TRANSCEIVER) (RIGHT END OF DASH) DCTY DISP DISPLAY, NAVIGATION MODULE DISPLAY DRIVER SIDE J/B (LEFT END OF DASH) ELECTRIC POWER CONTROL ECU BCUT ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) FRONT PAD WEAR INDICATOR SWITCH FUEL INJECTOR (DIRECT INJECTION 1) (LEFT SIDE OF INTAKE MANIFOLD) FUEL INJECTOR (PORT INJECTION 1) (LEFT SIDE OF INTAKE MANIFOLD) FUEL SENDER GAUGE (LEFT SIDE OF FUEL TANK) FUEL SENDER GAUGE (SUB) (RIGHT SIDE OF FUEL TANK) FUSE GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INJECTOR DRIVER (BANK 1) (CENTER REAR OF ENGINE COMPT) J/B 3 (RIGHT SIDE OF DASH) J/B 4 (RIGHT SIDE OF DASH) J/B 5 (LEFT SIDE OF DASH) LCTY LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LEFT REAR HEIGHT CONTROL SENSOR (RIGHT REAR WHEELWELL) LGLB LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MAIN BODY ECU MPXB NCA WIRE NE NE- VC PNK WIRE P-D/C CUT FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PCTY PIND PNK WIRE RCTY REAR JUNCTION BLOCK ECU REAR PAD WEAR INDICATOR SWITCH REAR SEAT ENTERTAINMENT TABLE SWITCH RED WIRE RESET+ RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) RL+ RL- 7 8 RR MPX B 1 FUSE RR MPX-B 2 FUSE SPDP STEERING PAD SWITCH STEERING PAD SWITCH W/ MODULATOR STEERING SWITCH ECU STEREO COMPONENT AMPLIFIER (RIGHT REAR OF LUGGAGE COMPT) TOP OF ENGINE) TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE W/ MULTI DISPLAY WHT WIRE WHT/BLK WIRE YEL WIRE

12 26 ILL+ DR 18 1 3 6 11 16 9 10 PNLI GND SIG BDR CPUB 2 1 BCUT CUTD 2 3 ILL+ ILL- 22 12 5 DR ILL+ HILL 4 6 CIL- ILL- BLK WIRE BLK/WHT WIRE CANP CANN CLOCK COIN BOX ILLUMI- NATION LIGHT COLUMN) COMPUTER DATA LINES SYSTEM CONSOLE BOX ILLUMI- NATION LIGHT CONSOLE SWITCH CONTROL ECU DISPLAY, NAVIGATION MODULE DISPLAY (RIGHT SIDE OF LUGGAGE COMPT) DOOR DRIVER SIDE J/B (LEFT END OF DASH) FRONT CONSOLE BOX LIGHT ASSEMBLY ILL+ FRONT PASSENGER'S SEAT RECLINING CONTROL SW FRONT PASSENGER'S SEAT SLIDE CONTROL SW GLOVE BOX ILLUMINATION LIGHT GRN WIRE GRY WIRE HILL HOT AT ALL TIMES HOT IN ON OR START ILL ILL INTEGRATION CONTROL, PANEL ASSEMBLY J/B 5 (LEFT SIDE OF DASH) J/B 5 (LEFT SIDE OF DASH) (LEFT KICK PANEL) LT GRN WIRE ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY P- DOOR OF DASH) MPX-B FUSE FUSE FUSE FUSE P-D/C CUT FUSE PASSENGER SIDE J/B (RIGHT END PNK MSW- MSW+ WIRE PNK WIRE RADIO RECEIVER ASSEMBLY REAR CONSOLE BOX LIGHT ASSEMBLY ILL+ REAR DOOR SUNSHADE SWITCH REAR SEAT HEATER SW REAR SEAT CLIMATE CONTROL SW REAR SEAT RETURN SWITCH REAR SUNSHADE SW RED WIRE RED/YEL WIRE REGISTER ILLUM- NATION (DRIVER SIDE) REGISTER ILLUMINATION (CENTER) REGISTER ILLUMINATION (PASSENGER SIDE) RIGHT FRONT DOOR CONTROL ECU (FRONT PASSENGER'S DOOR) RIGHT FRONT SEAT MEMORY SWITCH (RIGHT SIDE OF LUGGAGE COMPT) SPIRAL CABLE (IN STEERING STEERING PAD SWITCH STEERING PAD SWITCH W/ MODULATOR STEERING SWITCH ECU VIO WIRE W/ MULTI DISPLAY W/ MULTI DISPLAY W/O MULTI DISPLAY W/O MULTI DISPLAY W/O W/ MULTI MULTI DISPLAY DISPLAY WHT (OR RED) WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

-TW 1 2 3 4 5 6 +B GND 1 2 3 4 5 6 7 8 9 10 SL+ SR+ RL+ RR+ SL- SR- AMP (RIGHT END FUSE OF DASH) AMP FUSE BLK WIRE BLU WIRE BRN WIRE CTR- CTR+ FL- FR- PNK WIRE DRIVER SIDE J/B (LEFT END OF DASH) FL+ FR+ FUSE GRN WIRE GRY WIRE HOOK OFF HOT AT ALL TIMES HOT AT ALL TIMES D MPX B 2 INSTRUMENT CLUSTER SYSTEM LEFT REAR RIGHT REAR DOOR SPEAKER DOOR SPEAKER (MARK (MARK LEVINSON) LEVINSON) LEFT REAR SPEAKER (MARK LEVINSON) LEFT REAR SQUAWKER LEFT REAR TWEETER LT BLU WIRE LT GRN WIRE MARK LEVINSON EXCEPT MARK LEVINSON MODE ON HOOK ORG/ WIRE PASSENGER SIDE J/B PNK WIRE REAR SEAT ENTERTAINMENT CIRCUIT RED WIRE RIGHT FRONT WOOFER RIGHT REAR SPEAKER (MARK LEVINSON) RIGHT REAR SQUAWKER RIGHT REAR TWEETER RL RR RLD SEEK SPD WUI MI+ SLDI MO+ TMUT SPIRAL CABLE (IN STEERING COLUMN) STEERING PAD SWITCH STEERING PAD SWITCH W/ MODULATOR STEREO COMPONENT AMPLIFIER (RIGHT REAR OF LUGGAGE COMPT) TWL+ TWR+ WFL+ VIO WIRE VOICE WFL- WFR+ TWL- TWR- WFR- WHT WIRE WHT/BLK WIRE WUO MI- SLDO MO- YEL WIRE

1 2 3 4 ALO ARO ASGN AUXO ALI ANT ANTENNA ARI ASGN ATX- AUXI BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRY WIRE HOT IN ON OR ACC J/B 5 (LEFT SIDE OF DASH) LEFT FRONT TWEETER LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MODE MUTE NCA WIRE OFF HOOK ON HOOK ORG/ WIRE PNK WIRE RADIO ANTENNA RADIO RECEIVER ASSEMBLY RED WIRE RR ACC FUSE SEEK + SEEK - SLD SPIRAL CABLE (IN STEERING COLUMN) STEERING PAD SWITCH STEERING PAD SWITCH W/ MODULATOR STEREO JACK ADAPTER 1 SWG VIO WIRE VOICE WHT WIRE WHT/BLK WIRE YEL WIRE

-TW 1 2 3 4 5 6 +B GND 1 2 3 4 5 6 7 8 9 10 SL+ SR+ RL+ RR+ SL- SR- AMP (RIGHT END FUSE OF DASH) AMP FUSE BLK WIRE BLU WIRE BRN WIRE CTR- CTR+ FL- FR- PNK WIRE DRIVER SIDE J/B (LEFT END OF DASH) FL+ FR+ FUSE GRN WIRE GRY WIRE HOOK OFF HOT AT ALL TIMES HOT AT ALL TIMES D MPX B 2 INSTRUMENT CLUSTER SYSTEM LEFT REAR RIGHT REAR DOOR SPEAKER DOOR SPEAKER (MARK (MARK LEVINSON) LEVINSON) LEFT REAR SPEAKER (MARK LEVINSON) LEFT REAR SQUAWKER LEFT REAR TWEETER LT BLU WIRE LT GRN WIRE MARK LEVINSON EXCEPT MARK LEVINSON MODE ON HOOK ORG/ WIRE PASSENGER SIDE J/B PNK WIRE REAR SEAT ENTERTAINMENT CIRCUIT RED WIRE RIGHT FRONT WOOFER RIGHT REAR SPEAKER (MARK LEVINSON) RIGHT REAR SQUAWKER RIGHT REAR TWEETER RL RR RLD SEEK SPD WUI MI+ SLDI MO+ TMUT SPIRAL CABLE (IN STEERING COLUMN) STEERING PAD SWITCH STEERING PAD SWITCH W/ MODULATOR STEREO COMPONENT AMPLIFIER (RIGHT REAR OF LUGGAGE COMPT) TWL+ TWR+ WFL+ VIO WIRE VOICE WFL- WFR+ TWL- TWR- WFR- WHT WIRE WHT/BLK WIRE WUO MI- SLDO MO- YEL WIRE

1 2 3 4 ALO ARO ASGN AUXO ALI ANT ANTENNA ARI ASGN ATX- AUXI BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRY WIRE HOT IN ON OR ACC J/B 5 (LEFT SIDE OF DASH) LEFT FRONT TWEETER LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MODE MUTE NCA WIRE OFF HOOK ON HOOK ORG/ WIRE PNK WIRE RADIO ANTENNA RADIO RECEIVER ASSEMBLY RED WIRE RR ACC FUSE SEEK + SEEK - SLD SPIRAL CABLE (IN STEERING COLUMN) STEERING PAD SWITCH STEERING PAD SWITCH W/ MODULATOR STEREO JACK ADAPTER 1 SWG VIO WIRE VOICE WHT WIRE WHT/BLK WIRE YEL WIRE

ADPG BLK WIRE BLU WIRE BRN WIRE GRN WIRE GRY WIRE HOT IN ON OR ACC INSTRUMENT CLUSTER SYSTEM J/B 5 (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MODE MULTIMEDIA INTERFACE ECU (RIGHT FRONT OF LUGGAGE COMPT) MUTE NCA WIRE OFF HOOK ON HOOK ORG/ WIRE PNK WIRE RED WIRE RIGHT HEADPHONE TERMINAL RR ACC FUSE SEEK + SEEK - SGND SLD SPIRAL CABLE (IN STEERING COLUMN) STEERING PAD SWITCH STEERING PAD SWITCH W/ MODULATOR STEREO COMPONENT AMPLIFIER (RIGHT REAR OF LUGGAGE COMPT) ULO+ URO+ VA- VAL+ VAR+ VGN VIDEO TERMINAL VIO WIRE VLI VOICE VRI VV- WHT WIRE YEL WIRE

7 6 5 4 3 2 1 ASGN ALO ARO UJSG UDO+ UDO- UPI 9 8 AGND AUXO AGND ALI ARI ASGN AUXI BLK WIRE BLU WIRE BRN (OR GRY) WIRE BRN WIRE GRN WIRE GRY WIRE J/B 5 (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MI+ MO- MODE MUTE NCA WIRE NTSC OFF HOOK ON HOOK ORG/ WIRE PNK WIRE RADIO ANTENNA RADIO RECEIVER ASSEMBLY RED WIRE RIGHT FRONT TWEETER SEEK + SEEK - SLD SLDI SPI+ SPIRAL CABLE (IN STEERING COLUMN) SPO- STEERING PAD SWITCH STEERING PAD SWITCH W/ MODULATOR STEREO JACK ADAPTER 1 VIO WIRE VOICE W/ LEXUS ENFORM OR SAFETY CONNECT W/O LEXUS ENFORM OR SAFETY CONNECT WHT WIRE WHT/BLK WIRE WUI WUO YEL WIRE

1 2 3 4 ALO ARO ASGN AUXO ALI ANT ANTENNA ARI ASGN AUXI BLK WIRE BLU WIRE BRN WIRE GRN WIRE GRY WIRE J/B 5 (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MODE MUTE NCA WIRE OFF HOOK ON HOOK ORG/ WIRE PNK WIRE RADIO ANTENNA RADIO RECEIVER ASSEMBLY RED WIRE RIGHT FRONT TWEETER SEEK + SEEK - SLD SPI+ SPIRAL CABLE (IN STEERING COLUMN) SPO- STEERING PAD SWITCH STEERING PAD SWITCH W/ MODULATOR STEREO JACK ADAPTER 1 SWG VIO WIRE VOICE W/ LEXUS ENFORM OR SAFETY CONNECT W/O LEXUS ENFORM OR SAFETY CONNECT WHT WIRE WHT/BLK WIRE YEL WIRE