Lexus LS IV (2006-2012) relay energized Wiring diagrams

1 16 +BS PNK WIRE 16 15 CANL CANH BACKUP LIGHT BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU (LEFT FRONT OF ENGINE COMPT) LEFT REAR LIGHT ASSEMBLY LGLB LIGHT BACKUP LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MPXB PARK/NEUTRAL POSITION SWITCH (RIGHT SIDE OF TRANSMISSION) PNK WIRE REAR JUNCTION BLOCK ECU IG CANN CANP RED WIRE RELAY ENERGIZED RIGHT REAR LIGHT ASSEMBLY RR MPX B 1 FUSE RR MPX-B 2 FUSE WHT 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 2 1 TDB- TDB+ 4 3 TBS 4- SEATER 5- SEATER BBS BCS BFB+ BBS BFB- BFB- BFC+ BCS BFC- TDC- TDC+ TDB- TDB+ BFC- BLK WIRE BLU WIRE BRN WIRE BVR CANN CANP COMPUTER DATA LINES SYSTEM D RR S/HTR FUSE DRIVER SIDE J/B (LEFT END OF DASH) FUSE GND LIN GRN WIRE GRY WIRE HOT AT ALL TIMES L VR LEFT REAR SEAT CLIMATE CONTROL ECU LEFT REAR SEAT CLIMATE CONTROLLER LEFT REAR SEAT CLIMATE FAN MOTOR SEAT CUSHION LEFT REAR SEAT HEATER (LEFT REAR SEAT BACK) LIN LT GRN WIRE LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) ORG/ WIRE PNK HS WIRE PNK WIRE R VR REAR CONSOLE SWITCH (4-SEATER) REAR CONSOLE SWITCH (5-SEATER) REAR CURTAIN SWITCH ASSEMBLY (5-SEATER) REAR SEAT CLIMATE CONTROL SWITCH RED WIRE RELAY ENERGIZED RR MPX-B 2 FUSE SEAT BACK (LEFT REAR SEAT BACK) SEAT BACK) SEAT CUSHION (LEFT REAR SEAT CUSHION) SEAT CUSHION) SIDE WING INNER TCS TBS VIO WIRE WHT WIRE WHT/BLK WIRE WING OUTER SIDE 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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 FRV+ RRV+ RCL+ SYSB 1 2 3 4 5 6 7 8 9 10 11 12 L- LV- RCL- C- RRV- GND +B H- LV+ L+ H+ FRV- 19 20 21 22 23 24 25 26 SSFV SSRC SSRH SSRR SSRS CANN CANP 2 3 4 5 6 +5 DATA ASEL RSSI GND BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BRN WIRE CANP CANN RSSI ASEL RDA CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE CERTIFICATION ECU ASSEMBLY (LEFT END OF DASH) COMPUTER DATA LINES SYSTEM D MPX-B 1 FUSE D P/SEAT FUSE DOOR CONTROL RECEIVER (RIGHT REAR OF LUGGAGE COMPT) DRIVER SIDE J/B (LEFT END OF DASH) FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES IG CUTB LEFT FRONT LUMBAR SUPPORT FORWARD, BACK MOTOR (DRIVER'S SEAT BACK) LEFT FRONT POWER SEAT CONTROL ECU, SWITCH (UNDER DRIVER'S SEAT) LEFT FRONT POWER SEAT CUSHION CONTROL MOTOR ASSEMBLY (UNDER DRIVER'S SEAT) LEFT FRONT POWER SEAT RECLINING POSITION MOTOR (UNDER DRIVER'S SEAT) LEFT FRONT POWER SEAT SLIDE POSITION MOTOR ASSEMBLY (UNDER DRIVER'S SEAT) LEFT FRONT POWER SEAT VERTICAL POSITION MOTOR ASSEMBLY (UNDER DRIVER'S SEAT) LT GRN WIRE OF DASH) ORG/ WIRE P MPX B FUSE PASSENGER SIDE J/B (RIGHT END OF DASH) PVCC SSRV C+ SLD- SLD+ RED WIRE RED/BLK WIRE RED/BLU WIRE RELAY ENERGIZED SECURITY FUSE SENSOR SGND VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

12 17 11 GND 29 13 14 15 16 23 24 26 1 27 MSWE 3 6 16 4 8 9 10 1 11 SIG BDR 5 6 15 16 CANH CANL CANN CANP 7 4 2 1 5 3 1 2 3 MMRY BCUT BLK WIRE BLU WIRE BRN WIRE CANP CANN GND CPUB CENTER JUNCTION BLOCK J/B 4 (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL CIRCUIT D DOOR 1 FUSE D DOOR 2 FUSE DCTY DOOR LOCK SWITCH DOWN DRIVER SIDE J/B (LEFT END OF DASH) FUSE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER P D/C CUT FUSE SIDE J/B (RIGHT END OF DASH) LEFT FRONT POWER SEAT LIFT POSITION SENSOR (UNDER DRIVER'S SEAT) LEFT FRONT SEAT HEADREST ADJUSTER MOTOR (DRIVER'S SEAT BACK) LEFT FRONT SEAT MEMORY SWITCH LOCK LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) MM MSW- MSW+ CPBJ MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY O/P ORG/ WIRE PNK ILL+ WIRE PNK WIRE RED WIRE RELAY ENERGIZED SET- SGND UNLOCK VCC VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 5 6 TSL TSR CLTE CLTS CLTB 6 5 8 CANN CANP PNK WIRE AIR CONDITIONING SYSTEM AUTO AUTOMATIC LIGHT CONTROL SENSOR (CENTER OF DASH) BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK CENTER JUNCTION BLOCK J/B 4 CENTER JUNCTION BLOCK J/B 5 (LEFT SIDE OF DASH) CLTB CLTE CLTS DCTY DRIVER SIDE J/B (LEFT END OF DASH) FLSW FRLY FUSE GRN WIRE GRY WIRE HAZARD WARNING SIGNAL SWITCH ASSEMBLY HEAD HEAD AUTO HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES PASSENGER SIDE J/B (RIGHT END OF DASH) P-D/C CUT FUSE HOT IN ON OR ACC D ACC FUSE HZCT HZSW ILLUM J/B 3 (RIGHT SIDE OF DASH) LCTY LEFT LIGHT CONTROL SWITCH LJB LT BLU WIRE LT GRN WIRE MAIN BODY ECU OFF TAIL ORG/ WIRE PASSENGER SIDE J/B PCTY PNK WIRE RCTY RED WIRE RELAY ENERGIZED RIGHT RIGHT END OF DASH) TAIL TO DRIVER SIDE J/B (DIAGRAM 3 OF 3) TRNL TRNR TURN SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

BACKUP BACKUP LAMPS CIRCUIT BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) CENTER STOP LIGHT ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY (LEFT KICK PANEL) FUSE GRN WIRE HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU (LEFT FRONT OF ENGINE COMPT) LEFT REAR COMBINATION LIGHT ASSEMBLY LEFT REAR LIGHT ASSEMBLY LGLB LICENSE PLATE LIGHT ASSEMBLY LUGGAGE ROOM J/B (LEFT SIDE OF LUGGAGE COMPT) MARKER MPXB ORG/ WIRE RADIO SETTING CONDENSER (LEFT "C" PILLAR) REAR JUNCTION BLOCK ECU RED WIRE RELAY ENERGIZED RIGHT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY RR MPX B 1 FUSE RR MPX-B 2 FUSE SHIFT LOCK CONTROL ECU (IN CENTER CONSOLE) SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT) STOP STOP LP 1 FUSE STOP LP 2 FUSE T/P TAIL FUSE TAIL/STOP TURN VIO WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLU WIRE CENTER JUNCTION BLOCK J/B 3 (RIGHT SIDE OF DASH) DRIVER SIDE J/B (LEFT END OF DASH) EC+ EC- LIN ECI+ FUSE GRN WIRE HEADLIGHTS SYSTEM INNER REAR VIEW MIRROR ASSEMBLY IG LEFT FRONT ECI- MULTIPLEX NETWORK DOOR ECU EC- (DRIVER'S DOOR) LEFT OUTER REAR VIEW MIRROR EC MIRROR (AT MIRROR) ORG/ WIRE OVERHEAD MODULE (ROOF CONSOLE) IG RED WIRE RELAY ENERGIZED RIGHT FRONT ECI- MULTIPLEX NETWORK DOOR ECU EC- (FRONT PASSENGER'S DOOR) RIGHT OUTER REAR VIEW MIRROR EC MIRROR (AT MIRROR) VIO WIRE WHT/BLK WIRE