Lexus IS III (2013-2016) engine room r/b 1 (right rear of engine compt) Wiring diagrams

2.5L 3 1 2 +B GND 3.5L ACMG BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COOLING UNIT MOTOR SUB-ASSEMBLY W/ FAN (RIGHT SIDE OF DASH) CRANK POSITION SENSOR (LEFT FRONT OF ENGINE) ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ETAM FAN FUSE GLW GLW FUSE FUSE FUSE GRN WIRE GRY WIRE HEATER FUSE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) LCKI NCA WIRE NE+ PNK WIRE RED WIRE RELAY TAM VIO/RED WIRE WATER BY-PASS GLOW PLUG (REAR OF ENGINE) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE

9 10 CAN- CAN+ BACKUP LIGHT BKUP BLK WIRE BLU/RED WIRE COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE HOT AT ALL TIMES JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU MPXB LEFT REAR COMBINATION LIGHT ASSEMBLY LH-IG FUSE MPX-B FUSE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (TRANSMISSION ASSEMBLY) RED WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT REAR COMBINATION BACKUP LIGHT LIGHT ASSEMBLY SGND WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 (9 TO 30 PINS NOT USED) RAR+ RAR- RBR+ RBR- RAL+ RAL- RBL+ RBL- 25 13 14 SPCN CANL CANH ABSORBER CONTROL ECU (RIGHT SIDE OF DASH) AVS FUSE BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVER DISPLAY E FL E FR E RL E RR ENGINE CONTROL MODULE (ECM) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) FAL+ FBL- FBR+ FBR- FAR+ FAR- 1 4 2 5 GRN WIRE GROUND J/C 1 GRY WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B (LEFT END J/C 2 (LEFT SIDE OF AC ENGINE COMPT) KA (LEFT KICK KC (RIGHT KICK PANEL) LEFT FRONT ABSORBER CONTROL ACTUATOR (LEFT FRONT SHOCK ABSORBER) LEFT FRONT ACCELERATION SENSOR LEFT REAR ABSORBER CONTROL ACTUATOR (ON LEFT REAR REAR ABSORBER) LT BLU WIRE LT GRN WIRE MAIN RELAY ENERGIZED METER FUSE MPX-B 1 FUSE NORM PUSH NORMAL OF DASH) PANEL) PB (RIGHT "C" PILLAR) PNK WIRE QB (LEFT SIDE OF TRUNK) RAL+ RAR+ RBL- RBR- RED WIRE RIGHT FRONT ABSORBER CONTROL ACTUATOR (RIGHT FRONT RIGHT REAR ABSORBER CONTROL ACTUATOR (ON RIGHT REAR REAR ABSORBER) RIGHT REAR ACCELERATION SENSOR SGB SGFL SGG SGND SGRR SGV SHOCK ABSORBER) SPORT SPORT S/S+ PWR SPSW PWR VIO WIRE W/O ADAPTIVE VARIABLE SUSPENSION W/ ADAPTIVE VARIABLE SUSPENSION WHT WIRE WHT/BLK WIRE

1 3 2 SIG ES MPX 21 39 36 37 40 23 IG GND MPX AUTO BLK WIRE BLU WIRE BLU/ORG WIRE BRN WIRE CIRCUIT INPUT COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY (WASHER ENGINE ROOM ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FR WIP FUSE FRONT CONTROLLER GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEAD HEADLAMP WASHER CIRCUIT HOT AT ALL TIMES HOT IN ON OR START IG+ 12 13 POWER SUPPLY ES J/B 2 (LEFT SIDE OF ENGINE COMPT) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LEVEL WARNING SWITCH LH ECU-IG FUSE LH-IG 2 RELAY LT GRN WIRE MICRO COMPUTER MIST MPX+ MPX- 6 18 MPX-B FUSE OFF ORG/ WIRE OVERHEAD MODULE (CENTER FRONT OF ROOF) PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) (UNDER CENTER CONSOLE) RAIN SENSOR (TOP CENTER OF FRONT WINDSHIELD) RED/BLU WIRE RESERVOIR) RH ECU-IG FUSE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) S/S +2 S/M SWITCH VIO WIRE WASH RELAY WASHER WASHER FUSE WHT WIRE WHT/BLK WIRE WIG WINDSHIELD WIPER MOTOR ASSEMBLY (BELOW LOWER LEFT SIDE OF WINDSHIELD) WINDSHIELD WIPER SWITCH ASSEMBLY WIPER SWITCH YEL WIRE

BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ECU-IG LH FUSE ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE FRONT CONTROLLER COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FRONT OF RADIATOR) GRN WIRE GRY WIRE HORN HORN (HIGH) HORN (LOW) HORN FUSE HORN RELAY HORN SWITCH HOT AT ALL TIMES HOT IN ON OR START LEFT COWL SIDE J/B (LEFT END OF DASH) LT GRN WIRE MPX-B FUSE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RIGHT COWL SIDE J/B RIGHT END OF DASH) SPIRAL CABLE (UNDER STEERING WHEEL) STEERING PAD SWITCH ASSEMBLY WHT WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

15 SPEAKER 8 SPEAKER BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE CAN I/F CANN CANP COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVER DISPLAY ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE GVIF HOT AT ALL TIMES KC (RIGHT KICK PANEL) LCD DRIVER LT BLU WIRE LT GRN WIRE MCI- MCO- MCVD MPX-B 1 FUSE MSCH MSCL MUTE ORG/ WIRE PNK WIRE RED WIRE RIGHT FRONT SPEAKER ASSEMBLY 2 SGND SHIELD SHIELD SHIELD SPEAKER SPI+ SPO- TELLTALES USB USBG USBV VIO WIRE VOR- VOT+ W/ LEXUS ENFORM, SAFETY CONNECT W/O LEXUS ENFORM, SAFETY CONNECT WHT WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE BUCKLE SWITCH CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) COMPUTER DATA LINES SYSTEM DBE- ENGINE HOOD COURTESY SWITCH ENGINE ROOM J/B 2 (LEFT FRONT CONTROLLER SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE GSW HORN (HIGH) (FRONT OF RADIATOR) HORN (LOW) (FRONT OF RADIATOR) HORN FUSE HORN RELAY HOT AT ALL TIMES LEFT FRONT SEAT INNER BELT ASSEMBLY (IN DRIVER'S SEAT BELT BUCKLE ASSEMBLY) MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE REAR OF ENGINE COMPT) RED WIRE RIGHT COWL SIDE J/B (RIGHT VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 TIM- +B BLK WIRE COMPUTER DATA LINES SYSTEM DOWN ECU-IG RH FUSE ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEADLAMP DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES RIGHT COWL TI, TE SIDE J/B FUSE (RIGHT END OF DASH) LEFT COWL SIDE J/B (LEFT END OF DASH) LONG LT BLU WIRE LT GRN WIRE MPX-B FUSE MSW MULTIPLEX TILT, TELESCOPIC ECU (ON STEERING COLUMN) ORG/ WIRE PNK WIRE RED WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) SHORT SWITCH TELESCOPIC MOTOR TELESCOPIC SENSOR TEM+ TEM- TILT MOTOR (AT STEERING COLUMN) TILT, TELESCOPIC TIM TIS VCE TES VCI VCI TIS IG ECUB TIM+ GND VIO WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

BLK WIRE BLU WIRE BRN WIRE BZR COMPUTER DATA LINES SYSTEM DCTY ECU-IG RH FUSE END OF DASH) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FR DOOR RH FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES LED LED AUTO LED AUTO LIN LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LT GRN WIRE MOTOR (RIGHT FRONT DOOR) MPX-B FUSE PNK LIN WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RELAY RIGHT COWL SIDE J/B (RIGHT RIGHT FRONT POWER WINDOW REGULATOR RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT MAIN BODY ECU RIGHT REAR POWER WINDOW REGULATOR MOTOR (RIGHT REAR DOOR) RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RR DOOR RH FUSE WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT SIDE OF ENGINE COMPT)

1 2 3 4 5 6 7 8 9 10 +B DIA GND FSR- BGND 3 2 1 SGD SIG SVC 3 2 1 SGD SIG SVC PNK WIRE AIR BAG SENSOR ASSEMBLY (UNDER CENTER CONSOLE) BBR+ BCR+ BDR BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY (LEFT SIDE OF DASH) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FSR+ BSW GRN WIRE GRY WIRE HOT AT ALL TIMES ICR+ INSTRUMENT PANEL J/B KA (LEFT KICK PANEL) KC (RIGHT KICK PANEL) LED DRIVER LT BLU WIRE LT GRN WIRE METER FUSE (LEFT END OF DASH) MPX-B 1 FUSE OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) PASSIVE RESTRAINTS SYSTEM PB (RIGHT "C" PILLAR) PBSW PNK WIRE PR- PRE-COLLISION SYSTEM CANCEL SWITCH (PRE-CRASH SYSTEM CANCEL SWITCH ASSEMBLY) PRR- RED WIRE RIGHT REAR AIR BAG SENSOR (RIGHT "C" PILLAR) RIGHT SIDE AIR BAG SENSOR ASSEMBLY RIGHT SIDE DOOR AIR BAG SENSOR (RIGHT FRONT DOOR) SFR- SRR+ TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE