Lexus IS III (2013-2016) lt blu Wiring diagrams

2 3 2 3 CANL CANH PNK WIRE 2 3 CANL CANH 22 13 CANL CANH 6 5 9 18 CANH CANL 7 6 21 8 CANL CANH 7 8 CANH CANL 8 9 23 22 CANN CANP A/C AMPLIFIER ASSEMBLY (CENTER OF DASH) AIR BAG SENSOR ASSEMBLY (UNDER CENTER CONSOLE) BLK WIRE BLU WIRE BRN WIRE CAN J/C 1 (RIGHT END OF DASH) CAN J/C 2 (LEFT END OF DASH) CAN JUNCTION TERMINAL 1 (UPPER RIGHT SIDE OF DASH) CANL CANH 2 3 1 PNK WIRE CERTIFICATION ECU (RIGHT END OF DASH) ECU (IF EQUIPPED) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FRONT STEERING CONTROL ECU (W/ VGRS SYSTEM) (RIGHT SIDE OF DASH) FUSE GRN WIRE GRY WIRE HEADLIGHT LEVELING ECU ASSEMBLY (LEFT KICK PANEL) HOT AT ALL TIMES IGN 2 FUSE INSTRUMENT PANEL J/B (LEFT END OF DASH) KC (RIGHT KICK PANEL) KD (CENTER OF DASH) LT BLU WIRE LT GRN WIRE MPX-B 1 FUSE NETWORK GATEWAY ECU (IF EQUIPPED) (RIGHT SIDE OF DASH) ORG/ WIRE PNK 3 4 CANH CANL WIRE PNK WIRE POWER STEERING ECU ASSEMBLY (RIGHT REAR OF ENGINE COMPT) RED WIRE RELAY ENERGIZED RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY STEERING SENSOR (ON STEERING COLUMN) VIO WIRE W/ LEXUS ENFORM W/ NETWORK GATEWAY ECU W/ VGRS SYSTEM W/ VGRS SYSTEM W/O VGRS SYSTEM WHT WIRE YAW RATE SENSOR (UNDER CENTER CONSOLE) YEL WIRE

10 9 CANN CANP PNK WIRE 14 13 CANH CANL 3 11 CANP CANN 8 7 CANP CANN 9 8 CANP CANN ABSORBER CONTROL ECU (RIGHT SIDE OF DASH) BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE CAN J/C 4 (LEFT END OF DASH) CAN JUNCTION TERMINAL 2 (W/ NETWORK GATEWAY ECU) (UPPER LEFT CANL CANH CANL CANH 2 3 1 END OF DASH) GRN WIRE KC (RIGHT KICK PANEL) LEFT FRONT POWER SEAT SWITCH LEFT OUTER MIRROR CONTROL ECU ASSEMBLY (W/ MEMORY) (LEFT FRONT DOOR) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (IN INSTRUMENT PANEL J/B) MULTIPLEX TILT, TELESCOPIC ECU (IF EQUIPPED) (ON STEERING COLUMN) OPTION CONNECTOR (CENTER OF DASH) ORG/ WIRE PNK WIRE RED WIRE VIO WIRE W/ MEMORY W/ NETWORK GATEWAY ECU W/ VGRS SYSTEM WHT WIRE YEL WIRE

11 18 6 27 17 HCTY TKUL FLCY FRCY 13 14 5 4 29 2 7 CANL CANH PRG RDA 31 32 9 10 8 BECU IG ACT+ ACTD ACT- 6 23 14 TR+ DOMR TRLY ALL DOOR LOCK RELAY BLK WIRE BLK/ WHT WIRE BLU WIRE COMPUTER DATA LINES SYSTEM 18 19 D DOOR UNLOCK RELAY D/L FUSE ECU-B FUSE FUSE GBS GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN HORNS SYSTEM HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B (LEFT END INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM KA (LEFT KICK PANEL) KC (RIGHT KICK PANEL) L/D DOOR UNLOCK RELAY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (LEFT "B" PILLAR) LT BLU WIRE LT GRN WIRE LUGGAGE DOOR OPENING CANCEL SWITCH SWITCH ASSEMBLY MAIN BODY ECU (IN INSTRUMENT PANEL J/B) OF DASH) ORG/ WIRE P/W FUSE PNK TSW SSCL LSWR WIRE PNK WIRE RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (RIGHT "B" PILLAR) SH LSFL BZR LGCY RCTY LCTY LSFR LSWL TMSW TRUNK OPN FUSE TRUNK OPN RELAY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

"C" PILLAR) AE (RIGHT REAR OF ENGINE COMPT) B+ GND BLK WIRE BLU WIRE CONTROL CIRCUIT DOOR LOCK, UNLOCK SWITCH GRN WIRE GROUND J/C 1 (LEFT REAR OF ENGINE AC COMPT) GRY WIRE HOOD COURTESY SWITCH (HOOD LOCK ASSEMBLY) (CENTER FRONT OF ENGINE COMPT) J/C 7 (LEFT FRONT DOOR) KA (LEFT KICK PANEL) LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (LEFT LT BLU WIRE LT GRN WIRE LUGGAGE DOOR OPENING SWITCH ASSEMBLY MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NB (REAR OF LEFT FRONT DOOR) ORG/ WIRE PA (RIGHT "B" PILLAR) PNK WIRE RED WIRE REGULATOR RIGHT REAR DOOR LOCK W/ MOTOR ASSEMBLY (RIGHT REAR DOOR) UNLOCK DETECTION VIO WIRE W/ MEMORY W/O MEMORY WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE CONT DETECTION UNLOCK DOOR LOCK DOOR UNLOCK ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) GRN WIRE HOT AT ALL TIMES LEFT FRONT DOOR LOCK W/ MOTOR ASSEMBLY (DRIVER'S DOOR) LOCK KEY LSSR LT BLU WIRE LT GRN WIRE NA (REAR OF RIGHT FRONT DOOR) NB (REAR OF LEFT FRONT DOOR) ORG/ WIRE PB (RIGHT "C" PILLAR) PNK WIRE QA (LEFT "B" PILLAR) RED WIRE RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (RIGHT "C" PILLAR) S-HORN FUSE S-HORN RELAY (IF EQUIPPED) SECURITY HORN (RIGHT SIDE OF ENGINE COMPT) THEFT WARNING SIREN (W/O SECURITY HORN) (RIGHT REAR CORNER OF TRUNK) UNLOCK KEY WHT WIRE WHT/BLK WIRE YEL WIRE

12 13 14 15 16 17 18 19 20 21 22 23 24 AGND CODE TXCT A/C CONTROL ASSEMBLY ANTI-THEFT SYSTEM COMPUTER DATA BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU (RIGHT END OF DASH) CLGB GRN WIRE GRY WIRE IND INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY 1 KA (LEFT KICK PANEL) KC (RIGHT KICK PANEL) LEFT FRONT DOOR OUTSIDE HANDLE ASSEMBLY LINES SYSTEM LT BLU WIRE LT GRN WIRE LUGGAGE ELECTRICAL KEY SWITCH (CENTER REAR OF TRUNK) ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM QB (LEFT SIDE OF TRUNK) RCO CSEL RDAM REAR INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY 1 (CENTER FRONT OF TRUNK) REAR INDOOR ELECTRICAL KEY ANTENNA ASSEMBLY 2 (LEFT REAR CORNER OF TRUNK) RED WIRE RIGHT FRONT DOOR OUTSIDE HANDLE ASSEMBLY SECURITY INDICATOR SLP SLR+ SPD LIN CANH CANL ACCD +B SWIL VIO WIRE WHT WIRE WHT/BLK WIRE

+IG 4 6 7 5 HEAD AUTO BATB BLK WIRE BLU WIRE BRN WIRE CLTB CLTE CLTS COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DCTY DIMMER SWITCH DOME +B DRL OFF IND ECU-IG RH FUSE FLASH LOW FOG SWITCH FR DOOR RH FUSE FRONT FOG IND BEAM IND FUSE GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEAD HEAD AUTO HEAD CLTB CLTS CLTE HEAD IND (USA) HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM MPX-B R/B 1 FUSE (RIGHT REAR OF ENGINE COMPT) HOT IN ON OR ACC HOT IN ON OR START HU HF INPUT CIRCUIT LCTY LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT DOOR COURTESY LIGHT SWITCH (LEFT "B" PILLAR) LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX+ MPX- OFF TAIL ORG/ WIRE POWER SUPPLY CIRCUIT RCTY PCTY REAR FOG IND RED WIRE RED/WHT WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU RIGHT REAR DOOR COURTESY LIGHT SWITCH (RIGHT "C" PILLAR) TAIL TI, TE FUSE TO LEFT COWL SIDE J/B (DIAGRAM 2 OF 2) WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 IG 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 RH+ LH+ SBR 13 14 12 CANL CANH 31 32 BECU IG AUTO TAIL HEAD BLK WIRE BRN WIRE CAN I/F CANADA USA COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER DRL OFF OFF ECU-B FUSE ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FRWA FUSE GRN WIRE GROUND J/C 1 (LEFT REAR OF ENGINE COMPT) GRY WIRE HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY HEADLIGHT LEVELING ACTUATOR HEADLIGHT LEVELING ECU ASSEMBLY (LEFT KICK PANEL) HLC RHT LHT SHRL HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B KA (LEFT KICK PANEL) KC (RIGHT KICK PANEL) LED DRIVER LEFT HEADLIGHT ASSEMBLY LEFT REAR HEIGHT CONTROL SENSOR SUB-ASSEMBLY (LEFT REAR SUSPENSION) LH E LH T LHIG LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU (IN INSTRUMENT PANEL J/B) METER (LEFT END FUSE OF DASH) MPX-B 1 FUSE ORG/ WIRE OUT RED WIRE RH E RH LH RH T RHIG RIGHT HEADLIGHT ASSEMBLY SGR TELLTALES VCC VIO WIRE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE

1 2 3 4 5 6 7 8 9 IG 30 31 COMPUTER MPX+ MPX- DATA LINES SYSTEM A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) ANFR ANRL BLK WIRE BRN WIRE COMBINATION INT INT METER ASSEMBLY COMPUTER DATA LINES COMPUTER DATA LINES GTX+ GTX- SYSTEM COMPUTER DATA LINES SYSTEM DOME+B ECU-IG LH FUSE GAUGE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) INPUT CIRCUIT LCD (MULTI) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT REAR TIRE PRESSURE WARNING ANTENNA (LEFT REAR WHEELWELL) LSEL RSEL SET LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX+ MPX- MPX-B FUSE NCA WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE PNK CLSW IDSW GND WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) POWER SUPPLY CIRCUIT RED WIRE RELAY RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT TIRE PRESSURE WARNING ANTENNA (RIGHT FRONT WHEELWELL) SATELLITE RSEL LSFT SET SWITCH SET SYSTEM TIRE PRESSURE IND MASTER IND TIRE PRESSURE WARNING ECU, RECEIVER VIO WIRE WHT WIRE WHT/BLK WIRE

BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COURTESY CYLINDER FUEL LID FUEL LID W/ MOTOR LOCK ASSEMBLY (LEFT REAR OF VEHICLE) FUEL OPN FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LKUL LPSW LT BLU WIRE LT GRN WIRE LUGGAGE LUGGAGE COMPARTMENT DOOR LOCK LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY (CENTER REAR OF LUGGAGE COMPT LID) LUGGAGE COMPARTMENT DOOR OPENING CANCEL SWITCH ASSEMBLY LUGGAGE DOOR OPENING SWITCH ASSEMBLY LUGGAGE ELECTRICAL KEY SWITCH (CENTER REAR OF LUGGAGE COMPT LID) MPX-B FUSE PNK WIRE RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU SGND MPXB TKUL TR+ LGCY TSW BECU WHT WIRE WHT/BLK WIRE