Lexus IS II facelift 2 (2010-2016) (left side of dash) Wiring diagrams

2.5L HID W/ HEADLIGHT CLEANER BATB BLU WIRE BZR COMPUTER DATA LINES SYSTEM DCTY DIODE (LUGGAGE COMPARTMENT LAMP) (LEFT FRONT OF TRUNK) ECU-IG RH FUSE EXCEPT 2.5L HID W/ HEADLIGHT CLEANER FR DOOR RH FUSE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IND INTEGRATION CONTROL, PANEL ASSEMBLY LP J/C KEY LOCK KEY UNLOCK KUL LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (LEFT FRONT "B" PILLAR) LEFT FRONT DOOR LOCK ASSEMBLY (DRIVER'S DOOR) LGCY LSW LSWP LT BLU WIRE LT GRN WIRE MULTI- DISPLAY ASSEMBLY SECU ORG/ WIRE PCTY POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY RED/WHT WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY (RIGHT FRONT "B" PILLAR) RIGHT FRONT DOOR LOCK ASSEMBLY (FRONT PASSENGER'S DOOR) RIGHT MAIN BODY ECU SECURITY HORN ASSEMBLY (RIGHT REAR OF ENGINE COMPT) SECURITY INDICATOR LIGHT TI, TE FUSE UNLOCK DETECTION VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (INSIDE LEFT FRONT WHEELWELL)

24 25 CANL CANH 36 37 38 39 40 SWIL 7 6 IMO IMI ACCD BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CTSW SLR+ DOME +B DOOR IND EFII EFIO ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) FUSE GAUGE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START ID CODE BOX (CENTER OF DASH) IGN FUSE IND INDS INDW INPUT CIRCUIT J/C LEFT COWL SIDE J/B (LEFT END OF DASH) LIN LT BLU WIRE LT GRN WIRE MASTER MICRO COMPUTER MICRO COMPUTER (SUB) MPX MULTI-INFORMATION DISPLAY ORG/ WIRE PNK SPD WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM STARTING/CHARGING SYSTEM POWER SOURCE CONTROL ECU (RIGHT SIDE OF DASH) POWER SUPPLY CIRCUIT RED WIRE RED/BLK WIRE RIGHT COWL SIDE J/B RIGHT COWL SIDE J/B (RIGHT SIDE (RIGHT END OF DASH) OF DASH) SECURITY FUSE SHIFT INTERLOCK SYSTEM SKSW SLP STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM SHIFT INTERLOCK SYSTEM STEERING LOCK ACTUATOR (STEERING COLUMN) STOP SW FUSE (RIGHT END OF DASH) STSW SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

2 4 5 6 2 4 5 6 EC BATT 3.5L, 2.5L 4 3 9 19 26 27 30 31 32 33 34 35 STP TC ACCELERATOR POSITION SENSOR (ACCELERATOR PEDAL ASSEMBLY) (LEFT SIDE OF DASH) ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL STEERING RIGHT DISTANCE CRUISE CONTROL MAIN SWITCH CRUISE CONTROL SWITCH EFI FUSE EFI MAIN RELAY ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES IGN FUSE LT GRN WIRE MODE MREL IGSW CCHG SPD CANL CANH LGND ORG/ WIRE PAD SWITCH PADDLE SHIFT SWITCH PNK SFTD WIRE PNK WIRE PNK/BLU WIRE POWER SOURCE CONTROL ECU (RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RELAY RELAY ENERGIZED RH-IG FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT PADDLE SHIFT SWITCH SFTU CCS SHIFT SWITCH LEFT PADDLE SPIRAL CABLE SUB- ASSEMBLY (UNDER STEERING WHEEL) STEERING PAD SWITCH ASSEMBLY STOP LAMP SWITCH (LEFT SIDE OF DASH) VIO WIRE VPA EPA VCPA WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/GRN WIRE

+BM 2.5L BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CRUISE IND DOME +B ECU-IG LH FUSE ENGINE CONTROLS SYSTEM ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) ETCS FUSE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 MPX-B (RIGHT FUSE REAR OF ENGINE COMPT) INPUT CIRCUIT LEFT COWL SIDE J/B LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG FUSE LT GRN WIRE MICRO COMPUTER MPX NCA WIRE ORG/ WIRE PNK WIRE POWER SUPPLY RED WIRE RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) SPEEDOMETER THROTTLE W/ MOTOR BODY ASSEMBLY (REAR OF ENGINE) TRANSMISSION CONTROL SWITCH (BELOW CENTER CONSOLE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE COMPT) COMPUTER DATA LINES SYSTEM ECU-IG RH FUSE ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE FR TAIL FUSE FR TAIL RELAY FRONT CONTROLLER GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HEAD AUTO HOT AT ALL TIMES HOT IN ON OR START LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT HEADLIGHT ASSEMBLY LH RH LH TURN SWITCH HEADLAMP DIMMER SWITCH ASSEMBLY LIGHT CONTROL SWITCH LT GRN WIRE MARKER MPX-B FUSE OFF TAIL ORG/ WIRE PARKING PARKING/ DAYTIME RUNNING LIGHT (HID) PARKING/DAYTIME RUNNING LIGHT (HID) RED WIRE RED/BLU WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT HEADLIGHT ASSEMBLY TURN TURN, HAZ FUSE VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY 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

A/C AMPLIFIER BLK WIRE BLK/ WHT WIRE CENTER AIR BAG SENSOR ASSEMBLY CLOCK ASSEMBLY COMBINATION METER CONSOLE BOX ILLUMINATION LIGHT ASSEMBLY DATA LINK CONNECTOR (DLC) 3 DCM (TELEMATICS TRANSCEIVER) FROM RIGHT COWL SIDE J/B (DIAGRAM 3 OF 6) FRONT WIPER DEICER SWITCH GLOVE BOX LIGHT ASSEMBLY INTEGRATION CONTROL, PANEL ASSEMBLY JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END LEFT MAIN BODY ECU LEFT ROOF CLOSE SWITCH (LEFT REMOVABLE ROOF AUXILIARY CATCH ASSEMBLY) MULTIPLEX TILT, TELESCOPIC ECU NETWORK GATEWAY ECU OF DASH) PATTERN SELECT SWITCH ASSEMBLY 1 RELAY SATELLITE SWITCH SET SEAT HEATER SWITCH SHIFT LOCK CONTROL ECU STEERING LOCK ACTUATOR STEERING SENSOR STOP LAMP CONTROL RELAY TIRE PRESSURE WARNING ECU TURN SIGNAL FLASHER VSC OFF SWITCH W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YAW RATE SENSOR

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

+ECU 1 2 3 4 5 6 7 8 9 10 FR+ FL+ 19 20 21 PNK WIRE 25 26 27 28 PNK ADPG VAR+ VA- VAL+ WIRE 9 8 7 PNK WIRE ACC RELAY ADPG AGND BLK WIRE BLU WIRE BRN WIRE CANH CANL AGND SG VV+ VV- CANL CNAH COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) (BEHIND LEFT FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B (LEFT END OF DASH) J/C 1 (LEFT SIDE OF ENGINE COMPT) KC (RIGHT KICK PANEL) KE (UNDER CENTER CONSOLE) LT BLU WIRE LT GRN WIRE MAIN ANTENNA NCA WIRE ORG/ WIRE PARKING BRAKE SWITCH ASSEMBLY PNK IG INTERIOR LIGHTS ADIM MACC MIN+ SYSTEM WIRE PNK WIRE RADIO FUSE RADIO RECEIVER ASSEMBLY RED WIRE SHIELD SHIELD SHIELD PNK WIRE SIDE OF DASH) SPD SHIELD SGND MIN- STEREO JACK ADAPTER ASSEMBLY 1 SUB ANTENNA SWG VA- VAL+ VAR+ VIO WIRE VV- WHT WIRE WHT/ BLK WIRE WHT/BLK 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