Lexus LS IV (2006-2012) wht Wiring diagrams
This page contains all the electrical diagrams for the component. wht, in which he is found in the car Lexus LS IV (2006-2012). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..
Wiring diagram wht (21 of 240)
13 22 CANH CANL
22 21 CANL CANH
25 26 CANL CANH
ACAN
ACCR
BLK WIRE
BLU WIRE
BRN WIRE
CANN
CANP
CENTER AIR BAG ECU (UNDER CENTER
CLTE CLTS CLTB PCTY
DISPLAY, NAVIGATION MODULE DISPLAY
ENGINE CONTROLS SYSTEM
FLOOR CONSOLE)
FRONT CONTROLLER (RIGHT FRONT OF ENGINE COMPT)
FUSE
GRN WIRE
GRY WIRE
HEADLIGHTS SYSTEM
HOT AT ALL TIMES
HZCT
INTEGRATION CONTROL, PANEL ASSEMBLY
MAIN BODY ECU (LEFT END OF DASH)
NAVIGATION SYSTEM
ORG/ WIRE
PASSENGER SIDE J/B (RIGHT END OF DASH)
PKBO
PNK WIRE
POWER DISTRIBUTION SYSTEM
POWER DISTRIBUTION SYSTEM ENGINE CONTROLS SYSTEM STARTING/CHARGING SYSTEM
RCTY PANL
RED WIRE
RIGHT FRONT POWER SEAT CONTROL ECU, SWITCH (UNDER FRONT PASSENGER'S SEAT)
RIGHT REAR DOOR CONTROL ECU (INSIDE RIGHT REAR DOOR)
STSW SKSW PNK WIRE
TIRE PRESSURE WARNING ECU (RIGHT END OF DASH)
VIO WIRE
W/ MULTI DISPLAY
W/O MULTI DISPLAY
WHT WIRE
Go to component -> Body ecu circuit (3 of 3) -> WHT WIRE
Wiring diagram wht (22 of 240)
A/C PRESSURE SENSOR (LIQUID TUBE SUB-ASSEMBLY) (LEFT FRONT OF ENGINE COMPT)
BLK WIRE
BLU WIRE
BRN WIRE
CANP CANN
COMPUTER DATA LINES SYSTEM
COOLING FAN ECU
COOLING FAN MOTOR (MAIN) (LEFT SIDE OF RADIATOR)
COOLING FAN MOTOR (SUB) (RIGHT SIDE OF RADIATOR)
E.F.I. ENGINE COOLANT TEMPERATURE SENSOR (FRONT LEFT OF ENGINE)
E/G
ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT)
ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT)
ENGINE ROOM R/B 5 (RIGHT FRONT OF ENGINE COMPT)
FAN 1 FUSE
FAN 1 RELAY
FUSE
GRN WIRE
HOT AT ALL TIMES FUSIBLE LINK BLOCK ASSEMBLY 1 (RIGHT REAR OF ENGINE COMPT)
HOT IN ON OR START
J/C
MULTIPLEX NETWORK FRONT LIGHT ECU (RIGHT FRONT OF ENGINE COMPT)
RED/BLU WIRE
SG PRS
WHT WIRE
WHT/BLK WIRE
Go to component -> Cooling fan circuit -> WHT WIRE
Wiring diagram wht (23 of 240)
+BM
ACCELERATOR POSITION SENSOR (LEFT SIDE OF DASH)
BLK WIRE
BLU WIRE
BRN WIRE
CANN CANP
CCHG
COMPUTER DATA LINES SYSTEM
DRIVER SIDE J/B (LEFT END OF DASH)
DRIVING SUPPORT ECU (LEFT KICK PANEL)
ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT)
FCAS
FRONT CENTER MILLIMETER WAVE RADAR SENSOR (FRONT CENTER OF ENGINE COMPT)
FUSE
GND SGND CCS
GRN WIRE
GRN/YEL WIRE
HOT AT ALL TIMES
HOT AT ALL TIMES STOP FUSE
HOT IN ON OR START
IGB
LT GRN WIRE
ORG/ WIRE
PNK WIRE
PRE-COLLISION SYSTEM CANCEL SWITCH
RED WIRE
SGND
STP+
VIO WIRE
WHT WIRE
WHT/BLK WIRE
YEL WIRE
Go to component -> Cruise control circuit, with dynamic radar controls (1 of 3) -> WHT WIRE
Wiring diagram wht (24 of 240)
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
Go to component -> Cruise control circuit, with dynamic radar controls (2 of 3) -> WHT WIRE
Wiring diagram wht (25 of 240)
BCUT
BLK WIRE
BLU WIRE
BRN WIRE
CAN (+)
CAN I/F
COMBINATION METER
COMPUTER DATA LINES SYSTEM
CRUISE IND
CUTD
ELECTRIC POWER CONTROL ECU (RIGHT END OF DASH)
ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT)
ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT)
GRN WIRE
GRN/YEL WIRE
HOT AT ALL TIMES
HOT IN ON OR START
LED DRIVER
LEFT FRONT SPEED SENSOR LEFT FRONT SPEED SENSOR/ LEFT FRONT PAD
LEFT REAR HEIGHT CONTROL SENSOR (LEFT REAR WHEELWELL)
LEFT REAR SPEED SENSOR
P-D/C CUT FUSE
P-J/B FUSE
PARK/NEUTRAL POSITION SWITCH (RIGHT SIDE OF TRANSMISSION)
PASSENGER SIDE J/B (RIGHT END OF DASH)
PNK CANH WIRE
PNK FR WIRE
PNK WIRE
RED WIRE
RIGHT FRONT SPEED SENSOR
RIGHT REAR SPEED SENSOR RIGHT REAR HEIGHT CONTROL SENSOR (RIGHT REAR WHEELWELL)
SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT)
STOP LIGHT SWITCH (LEFT SIDE OF DASH)
TRANSMISSION CONTROL MODULE (LEFT SIDE OF ENGINE COMPT)
VIO WIRE
W/ VEHICLE DYNAMICS INTEGRATED MANAGEMENT
WEAR INDICATOR SWITCH (LEFT FRONT WHEEL HUB ASSEMBLY)
WHT WIRE
YEL WIRE
Go to component -> Cruise control circuit, with dynamic radar controls (3 of 3) -> WHT WIRE
Wiring diagram wht (26 of 240)
BAT DLC 3 (LEFT SIDE OF DASH)
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)
CG SG CANH SIL
DCM (TELEMATICS TRANSCEIVER) (RIGHT END OF DASH)
DIA
DISPLAY, NAVIGATION MODULE DISPLAY
DRIVER SIDE J/B (LEFT END OF DASH)
ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT)
GRN WIRE
HIGH/LOW BUS CIRCUIT
HOT AT ALL TIMES
HYBRID VEHICLE CONTROL ECU (LEFT FRONT OF ENGINE COMPT)
LUGGAGE ROOM J/B
OBD FUSE (LEFT SIDE OF LUGGAGE COMPT)
OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT)
OPA TS TC CANL
ORG/ WIRE
PASSENGER SIDE J/B (RIGHT END OF DASH)
PNK WIRE
RED WIRE
SIL
SKID CONTROL ECU ASSEMBLY (LEFT REAR OF ENGINE COMPT)
STEERING CONTROL ECU (RIGHT SIDE OF DASH)
SUSPENSION CONTROL ECU (RIGHT END OF DASH)
TAC
TACH
VIO WIRE
WHT WIRE
WHT/BLK WIRE
Go to component -> Data link connector circuit -> WHT WIRE
Wiring diagram wht (27 of 240)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 HORL HORH
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 S/M WIG
AIR CONDITIONING SYSTEM
BLK WIRE
BLU WIRE
BODY ECU CIRCUIT
BRN WIRE
CANP CANN FMIG FFOG HRLY HEAD LIN
DEFOGGER SYSTEM
DGS
DGSE
DOOR LOCKS SYSTEM COOLING FANS SYSTEM
ENGINE CONTROLS SYSTEM
ENGINE CONTROLS SYSTEM INSTRUMENT CLUSTER SYSTEM STARTING/CHARGING SYSTEM
ENGINE ROOM J/B 2 (RIGHT SIDE OF ENGINE COMPT)
FR CTRL ALT FUSE
FRWA S/S +2 PNK WIRE
FUSE
GRN WIRE
HDLO
HEADLIGHTS SYSTEM
HLHR HLHL
HORNS SYSTEM
HOT AT ALL TIMES ECU-B FUSE
HOT AT ALL TIMES FR CTRL BAT FUSE
HOT IN ON OR START
LT BLU WIRE
LT GRN WIRE
MOL MOPS ALTL WLVL BZR
MOLE
ORG/ WIRE
PNK CRAL SIDL WIRE
PNK WIRE
PRS SG CRAR SIDR
RDEF FDEF
RED WIRE
SH- ALTB
TME TM HDCY
VIO WIRE
WHT WIRE
WHT/BLK WIRE
WIPER/WASHER SYSTEM
WIPER/WASHER SYSTEM DOOR LOCKS SYSTEM
YEL WIRE
Go to component -> Front controller circuit -> WHT WIRE
Wiring diagram wht (28 of 240)
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
Go to component -> High/low bus circuit (1 of 3) -> WHT WIRE
Wiring diagram wht (29 of 240)
10 9 CANN CANP
12 6 CANN CANP
13 22 CANH CANL
22 21 CANL CABH
3 4 CANH CANL
31 32 TX+ TX-
7 8 CANH CANL
A/C AMPLIFIER (CENTER OF DASH)
AIR SUSPENSION CONTROL ECU (RIGHT END OF DASH)
BLK WIRE
BLU WIRE
BRN WIRE
CANN
CANP
CENTER AIR BAG ECU (UNDER CENTER FLOOR CONSOLE)
CLEARANCE SONAR ECU (RIGHT END OF DASH)
CLOCK
DISPLAY, NAVIGATION MODULE DISPLAY (W/ MULTI DISPLAY)
GRN WIRE
LT GRN WIRE
OF DASH)
PARKING ASSIST ECU (RIGHT END OF DASH)
PNK WIRE
RED WIRE
RIGHT FRONT DOOR CONTROL ECU (FRONT PASSENGER'S DOOR)
RIGHT REAR DOOR CONTROL ECU (INSIDE RIGHT REAR DOOR)
STEERING CONTROL ECU (RIGHT SIDE OF DASH)
TIRE PRESSURE WARNING ECU (RIGHT END
TX+1
TX-1
VIO WIRE
W/ ADVANCED PARKING GUIDANCE
W/ MULTI DISPLAY
W/O ADVANCED PARKING GUIDANCE
W/O MULTI DISPLAY
WHT WIRE
YEL WIRE
Go to component -> High/low bus circuit (2 of 3) -> WHT WIRE
Wiring diagram wht (30 of 240)
5 15 ATX+ ATX-
6 7 PNK WIRE
8 9 29 30 PNK CANL CANH WIRE
9 10 TX+ TX-
BLK WIRE
BLU WIRE
CAN (+)
CANL CANH CAN- CAN+
CANN
CANP
DRIVER MONITOR ECU
ENGINE CONTROL MODULE
FRONT CENTER MILLIMETER WAVE RADAR SENSOR
FRONT CONTROLLER (RIGHT FRONT OF ENGINE COMPT)
GRN WIRE
INTEGRATION CONTROL, PANEL ASSEMBLY
LT GRN WIRE
OF LUGGAGE COMPT)
PARKING BRAKE ECU (LEFT SIDE
PNK WIRE
RADIO RECEIVER ASSEMBLY (W/O MULTI DISPLAY)
RED WIRE
RIGHT FRONT POWER SEAT CONTROL ECU, SWITCH (UNDER FRONT PASSENGER'S SEAT)
SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT)
ST-PLUG
TRANSMISSION CONTROL MODULE (LEFT SIDE OF ENGINE COMPT)
VIO WIRE
WHT WIRE
WHT/BLK WIRE
YEL WIRE
Go to component -> High/low bus circuit (3 of 3) -> WHT WIRE
