Lexus IS III (2013-2016) hot at all times Wiring diagrams

17 18 SHIELD ANTENNA BACK BLK WIRE BLU WIRE BRN WIRE CA+ CGND SHIELD COMBINATION METER COMPUTER DATA LINES SYSTEM DISP OFF HOOK DISP VOICE FUSE GPS ANTENNA GRN WIRE GRY WIRE GVIF HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED ILL ILL INPUT CIRCUIT INSTRUMENT CLUSTER SYSTEM J/C 27 (BEHIND LEFT SIDE OF DASH) J/C 70 (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT STEERING PAD SWITCH LH ECU-IG FUSE LT BLU WIRE LT GRN WIRE MAIN BODY ECU MAIN BODY ECU PKB IND MICRO COMPUTER MIN MIN+ SGND MACC SHIELD MPX MSSL MULTI-MEDIA MODULE RECEIVER ASSEMBLY NCA WIRE ON HOOK ORG/ WIRE PARKING BRAKE SWITCH (TOP OF PARKING BRAKE LEVER) PKB SPD REV PNK WIRE RAD 3 FUSE RED WIRE RH ECU-IG FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT STEERING PAD SWITCH SEEK SEEK- MODE SHIELD SPIRAL CABLE (UNDER STEERING WHEEL) STEERING PAD SWITCH SWG TV 1 FUSE V+ V- VIO WIRE VMTF VOL (-) W/ LEXUS ENFORM W/O LEXUS ENFORM WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

-TW 14 SPEAKER 13 SPEAKER BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CTR + ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEFT FRONT SPEAKER ASSEMBLY 1 LEFT REAR SPEAKER ASSEMBLY LEFT REAR SPEAKER ASSEMBLY 2 LEFT REAR SPEAKER ASSEMBLY 3 LEFT REAR STEREO COMPONENT SPEAKER ASSEMBLY LT BLU WIRE LT GRN WIRE MI+ MI- SLDI MO+ MO- SLDO WUI OF TRUNK) PNK WIRE RAD 1 FUSE RAD 2 FUSE RED WIRE RED/BLU WIRE RIGHT FRONT SPEAKER ASSEMBLY 1 RIGHT REAR SPEAKER ASSEMBLY RIGHT REAR SPEAKER ASSEMBLY 2 RIGHT REAR SPEAKER ASSEMBLY 3 RIGHT REAR STEREO COMPONENT SPEAKER ASSEMBLY SL- ML- SR- MR- FL- FR- RL- RR- STEREO COMPONENT AMPLIFIER (RIGHT REAR STEREO COMPONENT SPEAKER ASSEMBLY VIO WIRE WFL- WFR- PNK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 SHIELD CSLD CDR+ CDR- CDL+ CDL- MUTE GND 10 11 12 SHIELD ANTENNA ARI ASGN ALI AGND AUXI BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES ATX- SYSTEM COMPUTER DATA LINES SYSTEM COMPUTER TX+ TX- IVO+ IVO- SLDI DATA LINES SYSTEM FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED ILL INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM ILL + LT BLU WIRE LT GRN WIRE MIC+ MACC MIC- SGND SHIELD MULTIMEDIA INTERFACE ECU (LOWER RIGHT SIDE OF DASH) MUTE R+ L+ SLD NCA WIRE ORG/ WIRE PNK INSTRUMENT CLUSTER SPD SYSTEM WIRE R- L- GND RAD 3 FUSE RADIO RECEIVER ASSEMBLY RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) SDARS ANTENNA SHIELD SHIELD SHIELD SWG TXM- TXM+ UDI- UESG ULO+ UPO URO+ VIO WIRE W/ SAFETY CONNECT W/O SAFETY CONNECT WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MUTE L- L+ R- R+ 1 2 3 4 5 6 7 8 9 10 FL+ FR+ BLK WIRE BLU WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 (RIGHT REAR FL+ FR+ GRN WIRE GRY WIRE HOT AT ALL TIMES INPUT CIRCUIT INSTRUMENT CLUSTER SYSTEM LEFT FRONT SPEAKER ASSEMBLY 1 LEFT FRONT SPEAKER ASSEMBLY 2, 3 (FRONT SPEAKER ASSEMBLY 3) LEFT REAR SPEAKER ASSEMBLY LEFT STEERING PAD SWITCH LT BLU WIRE MICRO COMPUTER MODE MSSL OF ENGINE COMPT) OFF HOOK DISP ON HOOK DISP ORG/ WIRE PNK TMUT WIRE PNK WIRE RAD 2 FUSE RED WIRE RED/BLU WIRE RIGHT FRONT SPEAKER ASSEMBLY 1 RIGHT FRONT SPEAKER ASSEMBLY 2, 3 (FRONT SPEAKER ASSEMBLY 3) RIGHT REAR SPEAKER ASSEMBLY RIGHT STEERING PAD SWITCH SEEK SPIRAL CABLE (UNDER STEERING WHEEL) STEERING PAD SWITCH ASSEMBLY STEREO COMPONENT AMPLIFIER (RIGHT SIDE OF TRUNK) TX- TX+ VIO WIRE VOICE VOL (-) W/ SAFETY CONNECT W/O SAFETY CONNECT WFL+ RL+ RR+ PNK PNK WIRE WFL- WFR- WFR+ RL- RR- PNK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DOME FUSE ECT PWR IND ECT SNOW IND ENGINE OIL LEVEL SENSOR (BOTTOM OF ENGINE) 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) INPUT CIRCUIT LAMP IND MALFUNCTION LEFT COWL SIDE J/B (LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MASTER IND MICRO COMPUTER MICRO COMPUTER (SUB) MPX- EFI MPX+ MPX-B FUSE MULTI-INFORMATION DISPLAY NCA WIRE ORG/ WIRE PATTERN SELECT SWITCH ASSEMBLY 1 PNK 10 11 WIRE PNK WIRE POWER SUPPLY CIRCUIT PWR RED WIRE RED/ WHT WIRE RED/BLU WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU (RIGHT END OF DASH) SNOW SPEEDOMETER TACHOMETER WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

A/F FUSE A/F RELAY BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES IGNITION COIL 1 (TOP RIGHT OF ENGINE) IGNITION COIL 2 (LEFT TOP OF ENGINE) IGNITION COIL 3 (TOP RIGHT OF ENGINE) IGNITION COIL 4 (LEFT TOP OF ENGINE) IGNITION COIL 5 (TOP RIGHT OF ENGINE) IGNITION COIL 6 (LEFT TOP OF ENGINE) INJ FUSE INJ RELAY LT GRN WIRE NCA WIRE PNK WIRE RED WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 PNK WIRE A/F EFI 2 FUSE FUSE A/F RELAY AE (RIGHT REAR OF ENGINE COMPT) ANTI-THEFT SYSTEM B+ PNK WIRE BATT IGSW BLK WIRE BLK/RED WIRE BLU WIRE CANL CANH CCS COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM EFI MAIN FUSE EFI MAIN RELAY ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) FA (LEFT REAR OF ENGINE) GRN WIRE GROUND J/C 1 (LEFT REAR OF ENGINE COMPT) GRY WIRE HOT AT ALL TIMES KA (LEFT KICK PANEL) KICK DOWN SWITCH ASSEMBLY LT GRN WIRE MREL IREL FPC NEO PNK WIRE NSW IMO IMI ORG/ WIRE PNK 13 14 WIRE PNK 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 WIRE PNK 7 8 9 WIRE PNK PNK WIRE PNK WIRE RED WIRE RFC EPA SHIFT POSITION INDICATOR SPCN SR SFTD SFTU CAN- CAN+ PNK WIRE STA TC SNWI PWR STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM COMPUTER DATA LINES SYSTEM STP KD TACH SPSW TRANSMISSIONS SYSTEM VCPA SPD KSW PNK PNK WIRE VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 PNK WIRE A/C AMPLIFIER (CENTER OF DASH) ANTI-LOCK BRAKES SYSTEM BLK WIRE BLU WIRE COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM ECO ECOS EFI MAIN 2 RELAY ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) FUEL PMP FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INJ FUSE INJ RELAY KA (LEFT KICK PANEL) LT GRN WIRE NORMAL OFF VSC ORG/ WIRE PNK 18 19 20 21 22 23 24 25 26 WIRE PNK 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 WIRE PNK 28 29 30 31 32 33 34 35 36 WIRE PNK 7 8 9 WIRE PNK PNK WIRE PNK WIRE RED WIRE SNOW SPORT VIO WIRE W/O ADAPTIVE VARIABLE SUSPENSION WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 PNK WIRE 28 29 PNK WIRE AB (LEFT REAR OF ENGINE COMPT) BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY (LEFT SIDE OF DASH) ENGINE ROOM J/B 1 FA (LEFT REAR OF ENGINE) FP- FPC GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LT BLU WIRE LT GRN WIRE P/I-B FUSE PARK/NEUTRAL POSITION SWITCH (RIGHT SIDE OF TRANSMISSION) PNK 18 19 20 21 22 23 24 25 26 WIRE PNK 28 29 30 31 32 33 34 35 36 WIRE PNK 7 8 9 WIRE PNK WIRE QB (LEFT SIDE OF TRUNK) RED WIRE SEMICONDUCTOR POWER INTEGRATION ECU SFTD SFTU SHIFT LOCK CONTROL ECU (UNDER CENTER CONSOLE) SKSW STARTING/ CHARGING SYSTEM STP+ TRANSMISSION CONTROL ECU ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

28 29 PNK WIRE AE (RIGHT REAR OF ENGINE COMPT) BLK WIRE BLU WIRE BRN WIRE ENERGIZED INSTRUMENT PANEL J/B (LEFT END OF DASH) FA (LEFT REAR OF ENGINE) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM ETCS FUSE R/B 2 (LEFT SIDE OF ENGINE COMPT) HOT W/ IGN 1 FUSE IGN 2 FUSE J/C 5 (LEFT SIDE OF ENGINE COMPT) LEFT PADDLE SHIFT SWITCH LT GRN WIRE ORG/ WIRE PNK 13 14 15 16 17 WIRE PNK 3 4 WIRE PNK RIGHT STEERING PAD PNK SWITCH WIRE PNK WIRE RED WIRE RIGHT PADDLE SHIFT SWITCH SPIRAL CABLE W/ SENSOR SUB-ASSEMBLY (UNDER STEERING WHEEL) STEERING PAD SWITCH ASSEMBLY STOP FUSE SWITCH WIRE 1 VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE