Lexus IS III facelift (2015-2020) (upper left end of dash) Wiring diagrams

2.0L TURBO 3.5L BACKUP BKUP LP FUSE BKUP LP RELAY BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) GRN WIRE GRY WIRE INSTRUMENT PANEL J/B ASSEMBLY LEFT REAR LIGHT ASSEMBLY MULTI- DISPLAY ASSEMBLY PARK/NEUTRAL POSITION SWITCH ASSEMBLY RED WIRE RELAY ENERGIZED REV RIGHT REAR LIGHT ASSEMBLY SHIFT POSITION INDICATOR TRANSMISSION CONTROL ECU ASSEMBLY WHT/BLK WIRE

ABSORBER CONTROL ECU BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY BRN WIRE CAN JUNCTION TERMINAL 2 CLEARANCE WARNING ECU ASSEMBLY DRIVING SUPPORT ECU ASSEMBLY GRN WIRE GRY WIRE HEADLIGHT SWIVEL ECU ASSEMBLY KC (RIGHT KICK PANEL) LEFT BLIND SPOT MONITOR SENSOR LT BLU WIRE LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY ORG/ WIRE PNK WIRE RED WIRE RIGHT BLIND SPOT MONITOR SENSOR W/ ADAPTIVE FRONT LIGHTING WHT WIRE

2.0L TURBO 3.5L ACC RELAY ACCD ACCELERATOR PEDAL SENSOR ASSEMBLY BLK WIRE BLK/RED WIRE BLU WIRE CAN (+) 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 MREL PNK SPD PNK WIRE PNK WIRE RED WIRE RELAY ENERGIZED SHEILD STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) THROTTLE BODY W/ MOTOR ASSEMBLY TRANSMISSION CONTROL ECU ASSEMBLY WHT WIRE WHT/BLK WIRE YEL WIRE

2.0L TURBO 3.5L ACC RELAY ADPG AGND BLK WIRE BLU WIRE CERTIFICATION ECU COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) ECU-ACC FUSE GPS ANTENNA GRN WIRE GRY WIRE GVIF HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LF+ LT BLU WIRE MAIN ANTENNA NCA WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY PNK ACCD WIRE PNK WIRE RADIO FUSE RADIO RECEIVER ASSEMBLY RED WIRE RELAY ENERGIZED RF+ RIGHT END OF DASH) SDARS ANTENNA SHIELD STEREO JACK ADAPTER ASSEMBLY 1 SUB ANTENNA VA- VAL+ VAR+ VIO WIRE VV- W/ LEXUS DISPLAY AUDIO SYSTEM 2.0L TURBO WHT WIRE WHT/BLK WIRE

2.0L TURBO 3.5L ACC RELAY ADPG AGND BLK WIRE BLU WIRE CERTIFICATION ECU COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) ECU-ACC FUSE GPS ANTENNA GRN WIRE GRY WIRE GVIF HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LF+ LT BLU WIRE MAIN ANTENNA NCA WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY PNK ACCD WIRE PNK WIRE RADIO FUSE RADIO RECEIVER ASSEMBLY RED WIRE RELAY ENERGIZED RF+ RIGHT END OF DASH) SDARS ANTENNA SHIELD STEREO JACK ADAPTER ASSEMBLY 1 SUB ANTENNA VA- VAL+ VAR+ VIO WIRE VV- W/ LEXUS DISPLAY AUDIO SYSTEM 2.0L TURBO WHT WIRE WHT/BLK WIRE

ACC RELAY ADPG AGND BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU CNAH COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) ECU-ACC FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B ASSEMBLY LF+ LT BLU WIRE LT GRN WIRE MACC MAIN ANTENNA MIN NCA WIRE ORG/ WIRE PARKING BRAKE SWITCH ASSEMBLY PNK WIRE RADIO FUSE RADIO RECEIVER ASSEMBLY RED WIRE RF+ RIGHT END OF DASH) SDARS ANTENNA SGND SHIELD STEREO JACK ADAPTER ASSEMBLY 1 SUB ANTENNA SWG VA- VAL+ VAR+ VIO WIRE VV- W/ LEXUS DISPLAY AUDIO SYSTEM WHT WIRE WHT/BLK WIRE

2.0L TURBO 3.5L 3.5L ACC RELAY BLK WIRE BLU WIRE BRN WIRE CAN I/F CLEARANCE WARNING BUZZER 1 COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) DISPLAY DRIVER ECM (LEFT SIDE OF ENGINE COMPT) ECU-ACC FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY KC (RIGHT KICK PANEL) LED DRIVER LEFT REAR CENTER ULTRASONIC SENSOR 1 LT GRN WIRE METER FUSE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY RED WIRE RELAY ENERGIZED RIGHT FRONT ULTRASONIC SENSOR 1 TELLTALES VIO WIRE

2.0L TURBO 3.5L BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) ECU-B FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B ASSEMBLY J/C 1 J/C 4 (3.5L) J/C 15 (2.0L TURBO) LT BLU WIRE MAIN BODY ECU ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH ASSEMBLY REAR SUNSHADE RELAY (REAR WINDOW SHADE ASSEMBLY) REAR SUNSHADE SWITCH ASSEMBLY RED WIRE REV SHADE RR FUSE WHT/BLK WIRE YEL WIRE

3.5L 3.5L 2.0L TURBO BLK WIRE BLU WIRE CAN (+) CERTIFICATION ECU (RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) ENGINE ROOM R/B 2 ASSEMBLY GRY WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B ASSEMBLY LT BLU WIRE LT GRN WIRE P POSITION DETECTION SWITCH PARK/NEUTRAL POSITION SWITCH ASSEMBLY RED WIRE SHIFT LOCK CONTROL ECU (TRANSMISSION FLOOR SHIFT ASSEMBLY) SHIFT LOCK SOLENOID SHIFT POSITION INDICATOR SLS+ STOP FUSE STOP LAMP SWITCH ASSEMBLY TRANSMISSION CONTROL ECU ASSEMBLY WHT WIRE WHT/BLK WIRE

ACC RELAY BLK WIRE BLU WIRE BRN WIRE DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) ECU-ACC FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B ASSEMBLY LEFT PADDLE ORG/ WIRE PNK WIRE RED WIRE RIGHT PADDLE SHIFT SWITCH SPIRAL CABLE W/ SENSOR SUB-ASSEMBLY SWITCH WIRE 1 TRANSMISSION CONTROL SWITCH (TRANSMISSION FLOOR SHIFT ASSEMBLY) VIO WIRE W/ DYNAMIC RADAR CRUISE CONTROL W/O DYNAMIC RADAR CRUISE CONTROL WHT WIRE