Lexus IS III facelift (2015-2020) relay energized 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 COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-B FUSE ENGINE ROOM R/B 1 ASSEMBLY FSW+ GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LEFT FRONT SPEED SENSOR LEFT REAR SPEED SENSOR LT BLU WIRE MAIN BODY ECU PARKING BRAKE SWITCH ASSEMBLY PNK WIRE RED WIRE RELAY ENERGIZED RIGHT FRONT SPEED SENSOR RIGHT REAR SPEED SENSOR VIO WIRE VSC OFF SWITCH WHT WIRE WHT/BLK WIRE YAW RATE SENSOR YEL WIRE

2.0L TURBO 3.5L 2.0L TURBO BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY) BRN WIRE CAN I/F CANL PNK CANH WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENG-IG 2 FUSE ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY GRN WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL J/B ASSEMBLY LED DRIVER LT BLU WIRE LT GRN WIRE METER FUSE MILLIMETER WAVE RADAR SENSOR ASSEMBLY MPX-B 1 FUSE NAVIGATION SYSTEM OUT PNK WIRE RED WIRE RELAY ENERGIZED SEMICONDUCTOR POWER INTEGRATION ECU SKID CONTROL BUZZER ASSEMBLY SPEAKER STEERING SENSOR (ON STEERING COLUMN) STOP FUSE STOP LAMP SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) TELLTALES VACUUM WARNING SWITCH ASSEMBLY VCM VIO WIRE WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM CUSHION CENTER GRN WIRE IGB IGB PNK VS WIRE INSTRUMENT PANEL J/B ASSEMBLY LEFT SEAT BACK CLIMATE CONTROL BLOWER LEFT SEAT CUSHION CLIMATE CONTROL BLOWER ASSEMBLY LEFT SEAT HEATER ASSEMBLY (LEFT SEPARATE TYPE FRONT SEAT BACK COVER) LH BOLSTER LOUT LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK CANH WIRE PNK SHD + WIRE PNK TSR WIRE PNK VS WIRE PNK WIRE RED WIRE REFRESHING SEAT SWITCH RELAY ENERGIZED RH BOLSTER RIGHT SEAT BACK CLIMATE CONTROL BLOWER RIGHT SEAT CUSHION CLIMATE CONTROL BLOWER ASSEMBLY RIGHT SEAT HEATER ASSEMBLY (RIGHT SEPARATE TYPE FRONT SEAT BACK COVER) ROUT S/HTR F/L FUSE S/HTR F/R FUSE SEAT BACK) SEAT HEATER CONTROL SG-3 SG-4 SHP+ SWL SWR THL THR+ TSL VIO WIRE WHT WIRE WHT/BLK 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

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH DISTANCE CONTROL DRIVING SUPPORT ECU ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY GRN WIRE IGB INSTRUMENT PANEL J/B ASSEMBLY LT BLU WIRE LT GRN WIRE METER FUSE MILLIMETER WAVE RADAR SENSOR ASSEMBLY NAVIGATION SYSTEM ON OFF OUT PNK WIRE RADAR-IG FUSE RED WIRE RELAY ENERGIZED RIGHT STEERING PAD SWITCH SEMICONDUCTOR POWER INTEGRATION ECU ENGINE ROOM J/B 2 ASSEMBLY SGND SHIFT LOCK CONTROL ECU (TRANSMISSION FLOOR SHIFT ASSEMBLY) SKID CONTROL BUZZER ASSEMBLY SPIRAL CABLE W/ SENSOR SUB-ASSEMBLY SPSW STEERING PAD SWITCH ASSEMBLY STP+ WHT WIRE WHT/GRN WIRE YEL WIRE

+S CANL 2.0L TURBO 3.5L BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER ENGINE ROOM R/B 1 ASSEMBLY GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL J/B ASSEMBLY LED LEFT FRONT SPEED SENSOR LEFT REAR SPEED SENSOR LT BLU WIRE LT GRN WIRE MPX-B 1 FUSE PARK/NEUTRAL POSITION SWITCH ASSEMBLY PNK WIRE RED WIRE RELAY ENERGIZED RIGHT FRONT SPEED SENSOR RIGHT REAR SPEED SENSOR SHIFT POSITION INDICATOR SPEAKER TELLTALES VIO WIRE WHT 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 DRIVING SUPPORT ECU ASSEMBLY DRLL DRLR 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 7 26 WIRE 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) STP+ TAIL TAIL/STOP TRANSMISSION CONTROL ECU ASSEMBLY TRN+ TURN VIO WIRE WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE COMPUTER DATA LINES CUSHION CENTER GRN WIRE INSTRUMENT PANEL J/B ASSEMBLY INTERIOR KA (LEFT KICK PANEL) LEFT SEAT HEATER ASSEMBLY (LEFT SEPARATE TYPE FRONT SEAT BACK COVER) LH BOLSTER LIGHTS SYSTEM LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE RED WIRE REFRESHING SEAT SWITCH RELAY ENERGIZED RH BOLSTER RIGHT SEAT HEATER ASSEMBLY (RIGHT SEPARATE TYPE FRONT SEAT BACK COVER) S/HTR F/L FUSE S/HTR F/R FUSE SEAT BACK) SEAT HEATER CONTROL SG-3 SG-4 SHD SHP+ SWL SWR SYSTEM THL THR+ TSL TSR VIO WIRE WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE ENGINE ROOM R/B 2 ASSEMBLY ENGINE ROOM R/B 3 (LEFT REAR OF ENGINE COMPT) GRN WIRE GRY WIRE HEATER HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY ORG/ WIRE PNK IG WIRE PNK WIRE RED WIRE REFRESHING SEAT SWITCH RELAY ENERGIZED SPIRAL CABLE W/ SENSOR SUB-ASSEMBLY STEERING STEERING HEATER SW STEERING VIBRATION, HEATER ECU STRG HTR FUSE STRG HTR RELAY WHT WIRE WHT/BLK WIRE

A/C CONTROL ASSEMBLY AIR BAG SENSOR ASSEMBLY AUTO BLK WIRE BLU WIRE BRN WIRE BSW PNK BGND WIRE CAN I/F CANADA USA CBR+ COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-B FUSE GRN WIRE GRY WIRE HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LBR- LED DRIVER LEFT FRONT DOOR COURTESY SWITCH ASSEMBLY LEFT FRONT OCCUPANT CLASSIFICATION SENSOR LEFT FRONT SEAT INNER BELT ASSEMBLY LEFT REAR OCCUPANT CLASSIFICATION SENSOR LEFT REAR SEAT BELT INNER ASSEMBLY 1 LIGHT CONTROL SWITCH LSP + LT BLU WIRE LT GRN WIRE MAIN BODY ECU METER FUSE OCCUPANT DETECTION ECU OFF DRL OFF ORG/ WIRE PNK WIRE RBR- RCID RCMT RCSB REAR PASSENGER'S SEAT BELT WARNING LIGHT RED WIRE RELAY ENERGIZED RIGHT FRONT INNER SEAT BELT ASSEMBLY RIGHT REAR SEAT BELT INNER ASSEMBLY 1 RLID RLMT RLSB RRID RRMT RRSB SEAT POSITION SENSOR SGD SGD PNK SIG WIRE SIG SPEAKER SVC TAIL TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE