Lexus GS IV facelift (2015-2020) brn Wiring diagrams

ABS 1 FUSE ABS 2 FUSE BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY BRAKE PEDAL LOAD SENSING SWITCH (BRAKE PEDAL SUPPORT ASSEMBLY) BRN WIRE COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY FSW+ GAUGE FUSE GRN WIRE GRY WIRE HOLD HOT AT ALL TIMES INTEGRATION CONTROL, PANEL ASSEMBLY LEFT COWL SIDE J/B LEFT FRONT SPEED SENSOR LEFT REAR SPEED SENSOR LF+ LH ECU-IG FUSE LR (-) LT BLU WIRE LT GRN WIRE MPX-B FUSE PNK BZ WIRE PNK WIRE RED WIRE RELAY 1 ENERGIZED RELAY ENERGIZED RF+ RH ECU-IG FUSE RIGHT COWL SIDE J/B RIGHT FRONT SPEED SENSOR RIGHT REAR SPEED SENSOR SATELLITE SWITCH SET SKID CONTROL BUZZER ASSEMBLY VSC OFF SWITCH W/O VGRS WHT WIRE WHT/BLK WIRE YEL WIRE

+BO ALT BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY) BRN WIRE CAN I/F CCS- COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM J/B 2 ASSEMBLY FRONT STEERING CONTROL ECU GNDB GRN WIRE GRY WIRE HOT AT ALL TIMES INTEGRATION RELAY LED DRIVER LEFT COWL SIDE J/B LT GRN WIRE P/I ALT FUSE PNK +B WIRE PNK W/ VGRS WIRE PNK WIRE RED WIRE SPEAKER STEERING SENSOR STOP STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) TELLTALES VIO WIRE W/O VGRS W/O VGRS W/ VGRS WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YAW RATE SENSOR YEL WIRE

A/C AMPLIFIER ASSEMBLY (BEHIND RIGHT CENTER OF DASH) A/C FUSE A/C PRESSURE SENSOR (LIQUID TUBE SUB-ASSEMBLY) AMBIENT TEMPERATURE SENSOR (THERMISTOR ASSEMBLY) AUTOMATIC LIGHT CONTROL SENSOR BLK WIRE BLU WIRE BLW BRN WIRE CLTB CLTE COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DGS ECO SWITCH ECOS ENGINE ROOM J/B 2 ASSEMBLY FDEF FRONT SEAT HEATER SWITCH GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDE J/B LH-IG FUSE LOUT LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B 1 ASSEMBLY MAIN BODY ECU MGC NAIN NANO PNK WIRE PRE RDEF REAR A/C SWITCH REAR CONTROL SWITCH RED WIRE REFRESHING SEAT SWITCH RELAY 1 ENERGIZED RH ECU-IG FUSE RH-IG FUSE RIGHT COWL SIDE J/B RLIN ROOM TEMPERATURE SENSOR (COOLER THERMISTOR) ROUT RR ECU-IG FUSE SEATS SYSTEM SG-1 SG-3 SHD SHDE SHP+ SHPE SMOG VENTILATION SENSOR SOL + SOLAR SENSOR TAM TFAL TFAR TSD TSL TSP TSR VIO WIRE W/ ION GENERATOR 1 SUB-ASSEMBLY WHT WIRE WHT/BLK WIRE YEL WIRE

2.0L TURBO 3.5L A/C AMPLIFIER ASSEMBLY (BEHIND RIGHT CENTER OF DASH) A/C COMP FUSE BLK WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COOLING FAN ECU (3.5L) COOLING FAN MOTOR COOLING FAN MOTOR 2 DGS E.F.I. ENGINE COOLANT TEMPERATURE SENSOR ENGINE CONTROLS SYSTEM ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY ENGINE ROOM R/B 3 FAN 1 FUSE FAN 1 RELAY GRN WIRE GRY WIRE HOT AT ALL TIMES HTR FUSE ION GENERATOR 1 SUB-ASSEMBLY LOCK LT GRN WIRE PCL PNK WIRE PTC 1 FUSE PTC 1 RELAY PTC 2 FUSE PTC 2 RELAY RED WIRE RFC RIGHT END OF DASH) SEATS SEATS SYSTEM SG-2 SG-3 SG-4 SYSTEM WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

BLK/BLU WIRE BLU WIRE BRN WIRE EC MIRROR EC+ ECI+ ENGINE ROOM R/B 1 ASSEMBLY GRY WIRE HOT AT ALL TIMES INNER REAR VIEW MIRROR ASSEMBLY LEFT COWL SIDE J/B LEFT FRONT MULTIPLEX NETWORK DOOR ECU LEFT OUTER REAR VIEW MIRROR ASSEMBLY LH-IG FUSE LT BLU WIRE LT GRN WIRE MAP LIGHT ASSEMBLY MPX-B FUSE PNK EC+ WIRE PNK WIRE RED WIRE RELAY 1 ENERGIZED RIGHT FRONT MULTIPLEX NETWORK DOOR ECU RIGHT OUTER REAR VIEW MIRROR ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE

ABSORBER CONTROL ECU AVS FUSE BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DUMY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY FAL+ FAR- GAUGE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGB LED LEFT FRONT ACCELERATION SENSOR LEFT FRONT SHOCK ABSORBER ASSEMBLY LEFT REAR SHOCK ABSORBER ASSEMBLY LT GRN WIRE MPX-B FUSE NORMAL PNK WIRE PWMS RAL+ RAR+ RED WIRE RELAY 2 ENERGIZED RIGHT COWL SIDE J/B RIGHT FRONT SHOCK ABSORBER ASSEMBLY RIGHT REAR ACCELERATION SENSOR RIGHT REAR SHOCK ABSORBER ASSEMBLY SGB SGFL SGG SGND SGRR SGV SNOW SNWI SPCN SPORT TAN WIRE TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

AIR BAG SENSOR ASSEMBLY ALL DOOR LOCK RELAY BLK WIRE BRN WIRE CENTER REAR OF LUGGAGE COMPT) CLEARANCE WARNING ECU ASSEMBLY COMBINATION METER ASSEMBLY D DOOR UNLOCK RELAY DATA LINK CONNECTOR 3 DRIVING SUPPORT ECU ASSEMBLY FORWARD RECOGNITION CAMERA FUEL OPN RELAY HEADLIGHT DIMMER SWITCH ASSEMBLY HEADUP DISPLAY (COMBINATION METER MIRROR ECU) INTEGRATION CONTROL, PANEL ASSEMBLY L/D DOOR UNLOCK RELAY LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LEFT FRONT MULTIPLEX NETWORK DOOR ECU LEFT VISOR ASSEMBLY LUGGAGE DOOR OPENING SWITCH ASSEMBLY MAIN BODY ECU MAP LIGHT ASSEMBLY MULTIPLEX TILT, TELESCOPIC ECU POWER CHANGE RELAY POWER OUTLET SOCKET ASSEMBLY REAR STEERING CONTROL ECU RIGHT FRONT MULTIPLEX NETWORK DOOR ECU RIGHT VISOR ASSEMBLY SATELLITE SWITCH SET SHIFT LOCK CONTROL ECU (TRANSMISSION FLOOR SHIFT ASSEMBLY) SLIDING ROOF CONTROL ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) SPIRAL CABLE W/ SENSOR SUB-ASSEMBLY STEERING COLUMN) STEERING LOCK ACTUATOR ASSEMBLY STEERING PAD SWITCH ASSEMBLY STEERING SENSOR SWITCH WIRE 1 TILT STEERING GEAR ASSEMBLY W/ MOTOR TRIP SWITCH W/ VGRS W/O VGRS W/ DYNAMIC RADAR CRUISE CONTROL WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

BLK WIRE BLU WIRE BRN WIRE ENGINE HOOD COURTESY SWITCH ENGINE ROOM R/B 1 ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDE J/B LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT REAR DOOR LOCK ASSEMBLY LSSR LT BLU WIRE LT GRN WIRE MPX-B FUSE PNK WIRE RED WIRE RIGHT COWL SIDE J/B RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY UNLOCK DETECTION WHT WIRE WHT/BLK WIRE

BLK/BLU WIRE BLU WIRE BRN WIRE EC MIRROR EC+ ECI+ ENGINE ROOM R/B 1 ASSEMBLY GRY WIRE HOT AT ALL TIMES INNER REAR VIEW MIRROR ASSEMBLY LEFT COWL SIDE J/B LEFT FRONT MULTIPLEX NETWORK DOOR ECU LEFT OUTER REAR VIEW MIRROR ASSEMBLY LH-IG FUSE LT BLU WIRE LT GRN WIRE MAP LIGHT ASSEMBLY MPX-B FUSE PNK EC+ WIRE PNK WIRE RED WIRE RELAY 1 ENERGIZED RIGHT FRONT MULTIPLEX NETWORK DOOR ECU RIGHT OUTER REAR VIEW MIRROR ASSEMBLY WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BRN WIRE CAN I/F CLOSE CLS COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER DOWN DWN ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY GAUGE FUSE GRN WIRE HOT AT ALL TIMES ILLB LED DRIVER LEFT COWL SIDE J/B LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LH J/B-B FUSE LH-IG FUSE LILL LIN LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) MAP LIGHT ASSEMBLY MPX-B FUSE OPN ORG/ WIRE PNK IG WIRE PNK WIRE RED WIRE RELAY 1 ENERGIZED RELAY ENERGIZED S/ROOF FUSE SLIDING ROOF CONTROL ECU (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY) SLIDING ROOF CONTROL SWITCH SLIDING ROOF SWITCH IND SPEAKER TELLTALES WHT WIRE WHT/BLK WIRE YEL WIRE