Lexus LS IV (2006-2012) mpx Wiring diagrams

+BI +BO BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE CENTER J/B 4 (RIGHT SIDE OF DASH) CENTER J/B 5 (LEFT SIDE OF DASH) COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B FLA- FLR FRA FRR+ FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START LT GRN WIRE MPX MPX-B FUSE ORG/ WIRE PASSENGER SIDE J/B (RIGHT END OF DASH) PFL PFR PMPX-B FUSE PNK WIRE PRL PRR- RED WIRE RLA- RLR+ RRA+ RRR + SLIP OFF SWITCH STOP FUSE (LEFT END OF DASH) STOP LIGHT SWITCH ASSEMBLY (LEFT SIDE OF DASH) VCM VIO WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK 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 IG SYSB 2 1 3 4 TDB- TDB+ 2 1 4 3 TDC- TDC+ TCS ASSEMBLY BCS BFC- BLK WIRE BLU WHT/BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE COMBINATION SWITCH DRIVER SIDE J/B (LEFT END OF DASH) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES IND INDR LT BLU WIRE LT GRN WIRE MPX OF DASH) ORG/ WIRE P S/HTR FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PILLAR) PNK BFC+ BCS BFC- TDC- TDC+ TDB- TDB+ VER GND LIN WIRE PNK BFC+ WIRE PNK WIRE RED WIRE RELAY ENERGIZED RIGHT FRONT SEAT CLIMATE CONTROL BLOWER (UNDER FRONT PASSENGER'S SEAT) RIGHT FRONT SEAT CLIMATE CONTROL ECU RIGHT FRONT SEAT CLIMATE CONTROL SWITCH RIGHT FRONT SEAT CLIMATE CONTROLLER RIGHT FRONT SEAT CLIMATE CONTROLLER SEAT BACK RIGHT FRONT SEAT HEATER (FRONT PASSENGER'S SEAT BACK) SEAT BACK) SEAT CUSHION (FRONT PASSENGER'S SEAT BACK) SEAT CUSHION WING SEAT CUSHION) TBS VG TCS TBS VS VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2 1 4 3 TDC- TDC+ TCS BCS BFC- BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) D S/HTR FUSE DRIVER SIDE J/B (LEFT END OF DASH) FUSE GND LIN GRN WIRE GRY WIRE HOT AT ALL TIMES IG SYSB IND INDL LEFT FRONT SEAT CLIMATE CONTROL BLOWER (UNDER DRIVER'S LEFT FRONT SEAT CLIMATE CONTROL ECU (UNDER DRIVER'S SEAT) LEFT FRONT SEAT CLIMATE CONTROL SWITCH LEFT FRONT SEAT CLIMATE CONTROLLER SEAT BACK LEFT FRONT SEAT CLIMATE CONTROLLER SEAT CUSHION (DRIVER'S SEAT BACK) LEFT FRONT SEAT HEATER (DRIVER'S SEAT BACK) LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MPX ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY PNK 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 WIRE PNK BFC+ BCS BFC- TDC- TDC+ TDB- TDB+ WIRE PNK WIRE RED WIRE RELAY ENERGIZED SEAT BACK) SEAT CUSHION) SEAT) TBS TDB+ VG TCS TBS VS VIO WIRE WHT WIRE WHT/BLK WIRE WING YEL WIRE

2 1 4 3 TDC- TDC+ TCS 4-SEATER, W/O 5-SEATER OTTOMAN 5 SEATER W/ OTTOMAN BACK SEAT BBS BCS BFB+ BBS BFB- BFB- BFC+ BCS BFC- TDC- TDC+ TDB- TDB+ VER GND LIN BFC- BLK WIRE BLU WIRE BRN WIRE CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) CLIMATE CONTROL REAR SEAT COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM FUSE GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES IG SYSB INTEGRATION CONTROL, PANEL ASSEMBLY LT GRN WIRE MPX ORG/ WIRE P MPX B FUSE P RR S/HTR FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK HS WIRE PNK WIRE REAR SEAT CLIMATE CONTROL SWITCH INDICATOR RED WIRE RED/BLK WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT REAR SEAT CLIMATE CONTROL ECU RIGHT REAR SEAT CLIMATE CONTROLLER SEAT BACK (RIGHT REAR SEAT BACK) RIGHT REAR SEAT CLIMATE CONTROLLER SEAT CUSHION RIGHT REAR SEAT CLIMATE FAN MOTOR SEAT BACK (RIGHT REAR SEAT BACK) RIGHT REAR SEAT CLIMATE FAN MOTOR SEAT CUSHION RIGHT REAR SEAT HEATER (RIGHT REAR SEAT BACK) SEAT CUSHION WING INNER SEAT CUSHION) SIDE SWITCH TBS TCS TBS TDB+ VIO WIRE WHT WIRE WHT/BLK WIRE WING OUTER SEAT CUSHION YEL WIRE

AFS ECU (RIGHT KICK PANEL) AIR SUS FUSE AIR SUS RELAY AIR SUSPENSION CONTROL ECU (RIGHT END OF DASH) BCUT BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONSOLE SWITCH CUTD EFL EFR ELECTRIC POWER CONTROL ECU FAL+ FAL+ FAL- FBL+ FBL- RM+ RM- FAR- FBL- FBR+ FBR- FBR- GND SLEX RC CANH CANL GRN WIRE GRY WIRE HEIGHT HIGH, SUSPENSION CONTROL SWITCH HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B 1 P-J/B ALT FUSE (RIGHT REAR OF ENGINE COMPT) HOT IN ON OR START LEFT FRONT SUSPENSION CONTROL ACTUATOR (LEFT SIDE OF ENGINE COMPT) LH - LT GRN WIRE MPX ORG/ WIRE P-D/C CUT FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE REAR HEIGHT CONTROL SOLENOID VALVE (UNDER RIGHT RED WIRE RH- RIGHT FRONT SUSPENSION CONTROL ACTUATOR (RIGHT SIDE OF ENGINE COMPT) SBR SGR SHFL SHFR SHRL SLFR SLFL SLRL SLRR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE CANN CANP COMPUTER DATA LINES SYSTEM CONSOLE SWITCH ASSEMBLY CPUB DRIVER SIDE J/B (LEFT END FRONT PASSENGER'S SEAT RECLINING CONTROL SWITCH FUSE GRN/BLK WIRE GRN/ORG WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HOT IN ON OR START INTEGRATION CONTROL, PANEL ASSEMBLY LT GRN WIRE MPX MSWE OF DASH) MAIN BODY ECU ORG/ WIRE PCTY PNK WIRE RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH (RIGHT "B" PILLAR) RIGHT FRONT MULTIPLEX NETWORK DOOR ECU (FRONT PASSENGER'S DOOR) RIGHT FRONT POWER SEAT LIFT POSITION MOTOR (UNDER FRONT PASSENGER'S SEAT) RIGHT FRONT POWER SEAT SLIDE POSITION MOTOR (UNDER FRONT PASSENGER'S SEAT) RIGHT FRONT POWER SEAT VERTICAL POSITION MOTOR (UNDER FRONT PASSENGER'S SEAT) RIGHT POWER SEAT MEMORY SWITCH SENSOR SET- VIO WIRE WHT WIRE WHT/BLK 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 IG SYSB BACK SEAT BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE BVR CANN CANP CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM FUSE GND LIN GRN WIRE GRY WIRE HOT AT ALL TIMES INTEGRATION CONTROL, PANEL ASSEMBLY L VR LEFT REAR SEAT CLIMATE CONTROL ECU LEFT REAR SEAT HEATER (LEFT REAR SEAT BACK) LIN LUGGAGE ROOM J/B MPX OF DASH) P MPX B FUSE P RR S/HTR FUSE PASSENGER SIDE J/B (RIGHT END PASSENGER SIDE J/B (RIGHT END OF DASH) PNK HS WIRE PNK WIRE R VR REAR CONSOLE SWITCH REAR CURTAIN SWITCH ASSEMBLY REAR SEAT CLIMATE CONTROL SWITCH RED WIRE RELAY ENERGIZED RIGHT REAR SEAT CLIMATE CONTROL ECU RIGHT REAR SEAT HEATER (RIGHT REAR SEAT BACK) RR MPX-B 2 FUSE SEAT BACK) SEAT CUSHION WING INNER SIDE SEAT CUSHION WING OUTER SIDE SEAT CUSHION) SIDE SIDE WING INNER VER GND LIN VIO WIRE WHT GRN/ WIRE WHT WIRE WHT/BLK WIRE WING OUTER SEAT CUSHION YEL WIRE

2 3 CANP CANN 20 21 22 23 CANH CANL CANP CANN 25 24 CANP CANN 27 28 CANP CANN 28 20 CANN CANP 4- SEATER 5 14 CANP CANN 5 6 16 15 CANH CANL CANP CANN 5 6 CANP CANN 5- SEATER 9 10 CANN CANP 9 10 CANP CANN BLK WIRE BRN WIRE CANH(OR)CANP CANL(OR)CANN CANN CANP CERTIFICATION ECU (LEFT END OF DASH) COMBINATION METER DRIVING SUPPORT ECU (LEFT KICK PANEL) GRN WIRE LEFT FRONT DOOR CONTROL ECU (DRIVER'S DOOR) LEFT FRONT POWER SEAT CONTROL ECU, SWITCH (UNDER DRIVER'S SEAT) LEFT REAR DOOR CONTROL ECU (LEFT REAR DOOR) MAIN BODY ECU (LEFT END OF DASH) MPX MULTIPLEX TILT, TELESCOPIC ECU (ON STEERING COLUMN) OUTER MIRROR SWITCH ASSEMBLY POWER TRUNK LID CONTROL ECU (LEFT SIDE OF LUGGAGE COMPT) REAR CONSOLE SWITCH REAR JUNCTION BLOCK ECU (LEFT SIDE OF LUGGAGE COMPT) RED WIRE SPIRAL CABLE (IN STEERING COLUMN) STEERING ANGLE SENSOR WHT BLK (OR RED) WIRE WHT WIRE WINDSHIELD WIPER SWITCH

4 SEATER, 5 SEATER, W/O OTTOMAN BACK BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK J/B 4 COMBINATION METER COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DOWN GRN WIRE GRN/BLK WIRE GRN/RED WIRE INTEGRATION CONTROL, PANEL ASSEMBLY LEFT REAR POWER LUMBAR SUPPORT POSITION MOTOR ASSEMBLY (LEFT REAR SEAT BACK) LT GRN WIRE MPX ORG/ WIRE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE PVCC REAR SEAT RETURN SWITCH RED WIRE RIGHT REAR POWER LUMBAR SUPPORT POSITION MOTOR ASSEMBLY (RIGHT REAR SEAT BACK) RODW ROUP SENSOR SSRO SSRS SSRV W/ OTTOMAN W/ OTTOMAN, 5 SEATER WHT WIRE WHT/BLK WIRE YEL WIRE

1 18 6 11 3 10 9 GND 1 6 11 18 3 9 10 GND BDR CPUB 23 24 19 22 18 17 29 MSW- MSW+ 24 23 19 22 18 17 29 MSW+ MSW- BDR CPUB SIG CANN CANP BLK WIRE BLU WIRE BRN WIRE CANN CANP COMPUTER DATA LINES SYSTEM D RR DOOR FUSE D-ACC FUSE DRIVER SIDE J/B (LEFT END OF DASH) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START LCTY LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LEFT REAR MULTIPLEX NETWORK DOOR ECU (LEFT REAR DOOR) LEFT REAR SEAT MEMORY SWITCH LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MAIN BODY ECU MPX MPX-B FUSE ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY P RR DOOR FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PNK WIRE RCTY RED WIRE RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) RIGHT REAR MULTIPLEX NETWORK DOOR ECU (RIGHT REAR DOOR) RIGHT REAR SEAT MEMORY SWITCH RR MPX-B 2 FUSE SET CAN IND MSWE SET- SIG CANP CANN WHT WIRE WHT/BLK WIRE YEL WIRE