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

14 13 CANH CANL ALT FUSE BATTERY BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CHARGE INDICATOR COMBINATION METER ASSEMBLY +IG COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) GAUGE FUSE GENERATOR ASSEMBLY IG GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ALT-S FUSE ENGINE COMPT) HOT AT ALL TIMES ENGINE ROOM R/B 1 DOME FUSE (RIGHT REAR OF ENGINE COMPT) INPUT CIRCUIT LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG FUSE LT GRN WIRE MICRO COMPUTER MPX+ MPX- MPX-B FUSE NETWORK GATEWAY ECU ORG/ WIRE PNK ALT WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) POWER SUPPLY CIRCUIT RELAY RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT END OF DASH) STARTER ASSEMBLY WHT WIRE WHT/BLK WIRE YEL WIRE

31 22 2 STPO BACKUP BACKUP LAMPS CIRCUIT BLK WIRE BLU WIRE BLU/WHT WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR CORNER OF ENGINE COMPT) BRK-LP RELAY BRN WIRE ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) HOT AT ALL TIMES HOT IN ON OR START IND LAMP LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT REAR COMBINATION LIGHT ASSEMBLY LH J/B-AM FUSE LH-IG FUSE PNK OUT WIRE PNK WIRE POWER SOURCE CONTROL ECU (RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY SHIFT LOCK CONTROL ECU (UNDER CENTER CONSOLE) STOP IND STOP LAMP CONTROL RELAY (LEFT SIDE OF DASH) STOP LAMP SWITCH (LEFT SIDE OF DASH) STOP SW FUSE STOP/ MARKER IND STOP/TAIL TAIL FUSE TAIL IND TAIL RELAY TURN WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

BLK/YEL WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ECU-IG LH FUSE ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B 2, ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FR FOG FUSE FR FOG RELAY FR TAIL FUSE FROM FRONT CONTROLLER GRN/RED WIRE GRY WIRE H-LP L LWR FUSE H-LP R LWR FUSE H-LP UPR FUSE HEAD HI RELAY HEAD LP RELAY HOT AT ALL TIMES HOT IN ON OR START LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FOG LAMP ASSEMBLY LEFT HEADLIGHT ASSEMBLY LIGHT LOW CONTROL (HID) ECU LT GRN WIRE MAIN FUSE RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FOG LAMP ASSEMBLY RIGHT HEADLIGHT ASSEMBLY SOLENOID WHT/BLK WIRE

13 14 17 ALTL WNG BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE H-LP LVL FUSE HEAD LP RELAY HEADLAMP LEVELING MOTOR HEADLAMPS CIRCUIT HEADLIGHT LEVELING ECU (LEFT KICK PANEL) HOT AT ALL TIMES LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT HEIGHT CONTROL SENSOR SUB-ASSEMBLY (LEFT FRONT OF ENGINE COMPT) LEFT HEADLIGHT ASSEMBLY LEFT MAIN BODY ECU LEFT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY (UNDER LEFT REAR OF VEHICLE) LT BLU WIRE LT GRN WIRE MAIN FUSE ORG/ WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RIGHT HEADLIGHT ASSEMBLY SGF SGR SHFL SHRL SBF SBR SHB SHFL SHG SHRL SPDL SPDR VIO WIRE VIO/GRN WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE WNG YEL/RED WIRE

14 11 TRLY 14 13 CANH CANL 20 19 21 CLTS CLTB CLTE 22 8 12 TAIL 32 31 30 IG BECU 4 1 2 CLTS CLTB CLTE ACAN AUTO DRL OFF OFF TAIL HEAD AUTOMATIC LIGHT CONTROL SENSOR (RIGHT SIDE OF DASH, AT BASE OF WINDSHIELD) BLK WIRE BLU WIRE CANADA COMPUTER DATA LINES SYSTEM CONTROL DOME LIGHT SWITCH ECU-ACC FUSE ECU-B FUSE ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) FUSE GLOVE BOX LIGHT GRN WIRE GRY WIRE HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES ILLB INSTRUMENT PANEL J/B (LEFT END OF DASH) J/B LH-AM FUSE KA (LEFT KICK PANEL) KC (RIGHT KICK PANEL) LIGHT CONTROL SWITCH LILL LT GRN WIRE MAIN BODY ECU (IN INSTRUMENT PANEL J/B) MAP LIGHT ASSEMBLY MAP LIGHT SWITCH ORG/ WIRE PANEL FUSE PNK WIRE RED WIRE RELAY RELAY ENERGIZED RILL RLMP SLIDING ROOF SOLAR SENSOR SPOT LIGHT ASSEMBLY SWITCH TAIL AUTO OFF DRL OFF HEAD TAIL RELAY USA WHT WIRE WHT/BLK WIRE YEL WIRE

ABS 2 FUSE AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BLU WIRE CDS FUSE COOLING FANS SYSTEM D/C CUT FUSE DEFOG FUSE DEFOGGER SYSTEM DOME FUSE ENGINE ROOM FROM E/G-B J/B 1 FUSE (RIGHT REAR OF (DIAGRAM ENGINE COMPT) 1 OF 5) ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FAN-2 FUSE FROM FAN 1 FUSE (DIAGRAM 1 OF 5) FROM RAD 2 FUSE (DIAGRAM 1 OF 5) GRN WIRE HEAD LP RELAY HEATER FUSE INSTRUMENT CLUSTER, DOOR LOCKS, INTERIOR LIGHTS, MIRRORS SYSTEMS JUNCTION LH J/B-AM FUSE MAIN FUSE MPX-B FUSE NOISE FILTER (ENGINE ROOM R/B 1) B+ ORG/ WIRE RED WIRE RH J/B-AM FUSE TO IG 2 MAIN FUSE (DIAGRAM 3 OF 5) TO LEFT COWL SIDE J/B (DIAGRAM 4 OF 5) TO RIGHT COWL SIDE J/B (DIAGRAM 4 OF 5) WHT WIRE YEL WIRE

ACCD BATB FR DOOR RH FUSE BLK WIRE BLU WIRE CRUISE CONTROL, ENGINE CONTROLS, TRANSMISSIONS SYSTEMS EFI 2 RELAY EFI FUSE EFI MAIN RELAY ENGINE CONTROLS, TRANSMISSIONS SYSTEMS ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE IG 2 COMPT) FUSE ENGINE SWITCH F/PMP FUSE FROM D/C CUT FUSE (DIAGRAM 2 OF 5) FUSE GAUGE FUSE GRN WIRE GRN/RED WIRE IG 2 MAIN FUSE IG 2 RELAY IGN FUSE INJ FUSE INJ RELAY INSTRUMENT CLUSTER SYSTEM JUNCTION JUNCTION CONNECTOR LH J/B-B FUSE LT BLU WIRE LT GRN WIRE LT LT MIRRORS, MEMORY, POWER WINDOWS SYSTEMS NAVIGATION SYSTEM ORG/ WIRE P/I-B FUSE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) POWER WINDOWS SYSTEM RED WIRE RH J/B-B FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU RR DOOR RH FUSE SHIFT INTERLOCK SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TO LEFT COWL SIDE J/B (DIAGRAM 5 OF 5) TO TO RIGHT COWL RIGHT COWL SIDE J/B SIDE J/B (DIAGRAM (DIAGRAM 5 OF 5) 5 OF 5) WHT WIRE

BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DOME FUSE ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) FOOT LIGHT GND BDCY GRN WIRE GRY WIRE HEAD LP RELAY HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) LCTY LEFT COWL SIDE J/B (LEFT LEFT MAIN BODY ECU END OF DASH) LEFT OUTER REAR VIEW MIRROR MLP+ LGCY LKUL LPSW LT BLU WIRE LT GRN WIRE LUGGAGE COMPARTMENT DOOR LOCK CYLINDER LUGGAGE ELECTRICAL KEY SWITCH (CENTER REAR OF LUGGAGE COMPT LID) MAIN FUSE MLP PNK WIRE RED/WHT WIRE RIGHT OUTER REAR VIEW MIRROR MLP+ SGND TURN SIGNAL FLASHER (BEHIND LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

AB (LEFT REAR OF ENGINE COMPT) AIR CONDITIONING SYSTEM ALT ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BLU WIRE DEFOGGER SYSTEM DRLL DRLR ENG-IG 2 FUSE ENGINE COMPT) ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) GRN WIRE HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HOT AT ALL TIMES J/C 1 (LEFT SIDE OF ENGINE COMPT) OUT P/I-AM FUSE P/I-B FUSE PNK WIRE RED WIRE RELAY ENERGIZED SEMICONDUCTOR POWER INTEGRATION ECU TAIL VIO WIRE WHT WIRE WHT/BLK WIRE

27 25 2 STSW KSW STAR ACCR BATTERY BLK WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE SWITCH LT BLU WIRE LT GRN WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (TRANSMISSION ASSEMBLY) POWER DISTRIBUTION SYSTEM POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/WHT WIRE RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) SKSW STSW CTSW ST CUT RELAY STARTER ASSEMBLY STARTER FUSE STARTER RELAY TRANSMISSION CONTROL ECU (LEFT SIDE OF ENGINE COMPT) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE