Lexus IS III facelift 2 (2020-2024) engine room j/b 2 assembly Wiring diagrams

2.0L TURBO 3.5L BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COOLING FAN ECU (3.5L) COOLING FAN ECU 1 (2.0L TURBO) (REAR OF COOLING FAN MOTOR 1) COOLING FAN ECU 2 (2.0L TURBO) COOLING FAN MOTOR COOLING FAN MOTOR 2 E.F.I. ENGINE COOLANT TEMPERATURE SENSOR EFI 2 FUSE ENGINE CONTROLS SYSTEM ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY FAN 1 FUSE FAN 2 RELAY FAN FUSE FAN RELAY FAN-2 FUSE GRN WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT W/ EFI MAIN RELAY ENERGIZED RED WIRE RFC WHT WIRE WHT/BLK WIRE

2.0L TURBO 3.5L ACC RELAY ACCD ACCELERATOR PEDAL SENSOR ASSEMBLY BLK WIRE BLK/RED (OR BLK) WIRE BLK/RED WIRE BLU WIRE BRN WIRE CERTIFICATION ECU (RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) ECU-ACC FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES IGN 2 FUSE INSTRUMENT PANEL J/B ASSEMBLY PNK WIRE RED WIRE RELAY ENERGIZED STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) THROTTLE BODY W/ MOTOR ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2.0L TURBO 3.5L BLK WIRE BLU WIRE CENTER STOP LIGHT ASSEMBLY CERTIFICATION ECU (RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM ECM (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM J/B 2 ASSEMBLY GRN WIRE HMSL HOT AT ALL TIMES IGN 2 FUSE INSTRUMENT PANEL J/B ASSEMBLY J/B LH-AM FUSE LEFT "C" PILLAR) LEFT REAR COMBINATION LIGHT ASSEMBLY LT GRN WIRE OUT P/I-B FUSE PNK WIRE RED WIRE RELAY ENERGIZED RIGHT REAR COMBINATION LIGHT ASSEMBLY SEMICONDUCTOR POWER INTEGRATION ECU SHIFT LOCK CONTROL ECU (TRANSMISSION FLOOR SHIFT ASSEMBLY) SIDE MARKER STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) TAIL/STOP TRN+ TURN VIO WIRE WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY A/C FUSE BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM J/B 2 ASSEMBLY FDEF FRONT WINDOW DEICER (WINDSHIELD GLASS) FRONT WINDOW DEICER SWITCH FRONT WIPER DEICER SWITCH GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY ORG/ WIRE P/I-B FUSE PNK CANH WIRE PNK WIRE RED WIRE RELAY ENERGIZED RIGHT END OF DASH) SEMICONDUCTOR POWER INTEGRATION ECU VIO WIRE WHT WIRE WHT/BLK WIRE

2.0L TURBO 3.5L BLK WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BRAKE ACTUATOR ASSEMBLY BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY) BRAKE PEDAL LOAD SENSING SWITCH (BRAKE PEDAL SUPPORT ASSEMBLY) BRN WIRE COOLER COMPRESSOR ASSEMBLY EFI MAIN 2 RELAY ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 3 FAN 2 RELAY FAN RELAY FRONT WINDOW DEICER (WINDSHIELD GLASS) HEADLIGHT CLEANER CONTROL RELAY HOOD COURTESY SWITCH (HOOD LOCK ASSEMBLY) KICK DOWN SWITCH ASSEMBLY LEFT FRONT ABSORBER CONTROL ACTUATOR LEFT HEADLIGHT ASSEMBLY (HEADLIGHT ECU SUB-ASSEMBLY) LEVEL WARNING SWITCH ASSEMBLY MIR HTR RELAY POWER STEERING ECU ASSEMBLY RIGHT END OF DASH) RIGHT FRONT ABSORBER CONTROL ACTUATOR ST 1 RELAY STOP LIGHT SWITCH ASSEMBLY STRG HTR RELAY VACUUM WARNING SWITCH ASSEMBLY W/ HEADLIGHT CLEANER W/O MEMORY WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER MOTOR ASSEMBLY WIRELESS DOOR LOCK BUZZER WIRING HARNESS CONDENSER ASSEMBLY 1

2.0L TURBO 2.0L TURBO 3.5L 3.5L ABS 1 FUSE ABS 2 FUSE ACCD AGND ALT FUSE BATTERY BLK WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BLU WIRE BRAKE ACTUATOR ASSEMBLY CERTIFICATION ECU ENG +B FUSE ENG-AM FUSE ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY ENGINE ROOM R/B 3 ENGINE SWITCH EPS FUSE EPS RELAY EPS-B FUSE FAN 1 FUSE FAN 2 RELAY FAN FUSE FAN RELAY ENGINE ROOM R/B 2 ASSEMBLY FAN-2 FUSE FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 8) GENERATOR ASSEMBLY GRN WIRE GRY WIRE H-LP CLN FUSE H-LP MAIN RH FUSE H-LP RH RELAY HEADLIGHT CLEANER MOTOR, PUMP ASSEMBLY HTR FUSE J/B LH-AM FUSE J/B LH-B FUSE LT GRN WIRE MIR HTR FUSE MIR HTR RELAY ORG/ WIRE P/I-AM FUSE P/I-B FUSE PNK WIRE PTC HTR 1 FUSE PTC HTR 1 RELAY PTC HTR 2 FUSE PTC HTR 2 RELAY RED WIRE SEMICONDUCTOR POWER INTEGRATION ECU STARTER ASSEMBLY STRG HTR FUSE STRG HTR RELAY ENGINE ROOM R/B 3 TO ENGINE ROOM J/B 2 ASSEMBLY (DIAGRAM 3 OF 8) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 5 OF 8) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 7 OF 8) TO NOISE FILTER FUSE (DIAGRAM 3 OF 8) TO ST 1 FUSE (DIAGRAM 2 OF 8) TO STOP FUSE (DIAGRAM 2 OF 8) VIO WIRE W/O MEMORY WHT WIRE

2.0L TURBO 3.5L 3.5L 3.5L 2.0L TURBO A/F FUSE A/F RELAY ABSORBER CONTROL ECU AVS FUSE BLK WIRE BLU WIRE EFI MAIN FUSE EFI MAIN RELAY ENG- IG 1 FUSE ENG-IG 2 FUSE ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY (LEFT SIDE OF ENGINE COMPT) EPS-IG FUSE FROM ENGINE ROOM J/B 1 ASSEMBLY (DIAGRAM 1 OF 8) FROM H-LP CLN FUSE (DIAGRAM 1 OF 8) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 7 OF 8) GRN WIRE H-LP LH LO FUSE H-LP LH-LO RELAY H-LP RH LO FUSE H-LP RH-LO RELAY IGNITION COIL ASSEMBLY 1 IGNITION COIL ASSEMBLY 2 IGNITION COIL ASSEMBLY 3 IGNITION COIL ASSEMBLY 4 IGNITION COIL ASSEMBLY 5 IGNITION COIL ASSEMBLY 6 INT RELAY LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY NOISE FILTER FUSE POWER STEERING ECU ASSEMBLY RADAR-IG FUSE RED WIRE SEMICONDUCTOR POWER INTEGRATION ECU TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 4 OF 8) TO P INJ FUSE (DIAGRAM 4 OF 8) WASHER FUSE WHT WIRE WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY WINDSHIELD WIPER MOTOR ASSEMBLY WIPER FUSE WIPER RELAY WIRING HARNESS CONDENSER ASSEMBLY 1

2.0L TURBO 2.0L TURBO 3.5L 3.5L AIR BAG SENSOR ASSEMBLY ALL DOOR LOCK RELAY BLK WIRE BRAKE ACTUATOR ASSEMBLY COMBINATION METER ASSEMBLY D DR UNLOCK RELAY D/L FUSE DCM (TELEMATICS TRANSCEIVER) ENGINE ROOM J/B 2 ASSEMBLY FROM ENGINE ROOM J/B 2 ASSEMBLY (DIAGRAM 3 OF 8) FROM RADIO FUSE (DIAGRAM 5 OF 8) FUEL INJECTOR ASSEMBLY 1 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 2 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 3 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 4 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 5 (FOR PORT INJECTION) FUEL INJECTOR ASSEMBLY 6 (FOR PORT INJECTION) FUEL LOCK RELAY GRN WIRE IGN 1 FUSE IGN 2 FUSE INSTRUMENT PANEL J/B ASSEMBLY L/D DOOR UNLOCK RELAY LT BLU WIRE MAP LIGHT ASSEMBLY METER FUSE NETWORK GATEWAY ECU OCCUPANT DETECTION ECU P INJ FUSE PNK WIRE RED WIRE SHIFT LOCK CONTROL ECU (TRANSMISSION FLOOR SHIFT ASSEMBLY) STEERING LOCK ACTUATOR ASSEMBLY STOP LIGHT SWITCH ASSEMBLY WHT WIRE YAW RATE SENSOR YEL WIRE

A/C AMPLIFIER ASSEMBLY A/C CONTROL ASSEMBLY A/C FUSE ALT BDR BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CANN CANP COMPUTER DATA LINES SYSTEM DEF DOOR F/L FUSE DOOR F/R FUSE DRIVER'S DOOR ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LEFT "C" PILLAR) LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LEFT OUTER REAR VIEW MIRROR ASSEMBLY LIN 1 MIR HTR FUSE MIRROR HEATER P/I-AM FUSE PASSENGER'S DOOR PNK IG WIRE PNK WIRE RADIO SETTING CONDENSER (REAR WINDOW DEFOGGER) RDEF REAR WINDOW DEFOGGER (BACK WINDOW GLASS) REAR WINDOW DEFOGGER SWITCH, MIRROR HEATER SWITCH RELAY ENERGIZED RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT OUTER REAR VIEW MIRROR ASSEMBLY RLIN SEMICONDUCTOR POWER INTEGRATION ECU W/ MEMORY W/O MEMORY WHT WIRE WHT/BLK WIRE

AIR CONDITIONING SYSTEM ALT ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BLU WIRE DEFOGGER SYSTEM DRLL DRLR ENG-IG 2 FUSE ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY GRN WIRE HOT AT ALL TIMES OUT P/I-AM FUSE P/I-B FUSE PNK WIRE RED WIRE RELAY ENERGIZED SEMICONDUCTOR POWER INTEGRATION ECU TAIL WHT WIRE WHT/BLK WIRE