Lexus IS II facelift 2 (2010-2016) relay Wiring diagrams

+ECU 5 6 PNK WIRE BLK WIRE BLU WIRE BRN WIRE DIODE (A/T SHIFT) (BEHIND LEFT SIDE OF DASH) FA (LEFT REAR OF ENGINE) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES IG+ PNK WIRE ILL ILL INSTRUMENT PANEL J/B (LEFT END OF DASH) J/C 1 (LEFT SIDE OF ENGINE COMPT) J/C 4 (LEFT SIDE OF ENGINE COMPT) J/C 5 (LEFT SIDE OF ENGINE COMPT) KA (LEFT KICK PANEL) LEFT PADDLE LT GRN WIRE ORG/ WIRE PAD SWITCH PARK/NEUTRAL POSITION SWITCH ASSEMBLY (RIGHT SIDE OF TRANSMISSION) PNK WIRE RED WIRE RELAY RELAY ENERGIZED RIGHT STEERING SDN SFTD PNK WIRE SFTU SHIFT POSITION INDICATOR SHIFT SWITCH SHIFT SWITCH RIGHT PADDLE SPIRAL CABLE W/ SUB-ASSEMBLY ECC (UNDER STEERING WHEEL) STARTING/ CHARGING SYSTEM STEERING PAD SWITCH ASSEMBLY SUP SWITCH WIRE 1 TRANSMISSION CONTROL SWITCH (BASE OF SELECTOR LEVER) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+ECU 2 3 PNK WIRE BLK WIRE BLU WIRE BRN WIRE DIODE (A/T SHIFT) (BEHIND LEFT SIDE OF DASH) FA (TOP REAR OF ENGINE) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES IG+ PNK WIRE ILL ILL INSTRUMENT PANEL J/B (LEFT END OF DASH) J/C 1 (LEFT SIDE OF ENGINE COMPT) J/C 4 (LEFT SIDE OF ENGINE COMPT) J/C 5 (LEFT SIDE OF ENGINE COMPT) KA (LEFT KICK PANEL) LEFT PADDLE LT GRN WIRE ORG/ WIRE PAD SWITCH PARK/NEUTRAL POSITION SWITCH ASSEMBLY (RIGHT SIDE OF TRANSMISSION) PNK PNK WIRE PNK WIRE RED WIRE RELAY RELAY ENERGIZED RIGHT STEERING SDN SELECTOR LEVER SFTD PNK WIRE SFTU SHIFT POSITION INDICATOR SHIFT SWITCH SHIFT SWITCH RIGHT PADDLE SPRIAL CABLE W/ SUB-ASSEMBLY ECC (UNDER STEERING WHEEL) STARTING/ CHARGING SYSTEM STEERING PAD SWITCH ASSEMBLY SUP SWITCH WIRE 1 TRANSMISSION CONTROL SWITCH (BASE OF VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C FUSE BLK WIRE BLLH BLRH BRN WIRE CTB ECU-IG LH FUSE FR S/ HTR LH FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE LH J/B-AM FUSE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT SEAT BACK CLIMATE CONTROL BLOWER (DRIVER'S SEAT BACK) LEFT SEAT CUSHION CLIMATE CONTROL BLOWER (DRIVER'S SEAT CUSHION) LEFT SEAT HEATER CONTROL SUB-ASSEMBLY LT BLU WIRE LT GRN WIRE ORG/ WIRE PANEL FUSE PNK WIRE RED WIRE RELAY RV ILL- 2 3 PNK WIRE SEAT BACK) SEAT CUSHION) SEAT HEATER CONTROL SEAT HEATER SWITCH SIGN SVSG SWL TAIL RELAY THERMISTOR THL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

34 11 PNK WIRE ACAN ACCD BLK WIRE BRN WIRE CLOCK CLOCK ASSEMBLY COMBINATION METER ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) EXTERIOR SUPPLEMENTAL LIGHTS RESTRAINTS SYSTEM SYSTEM FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES ILL ILL+ ILL- INTEGRATED CONTROL, PANEL ASSEMBLY IG+ LEFT COWL SIDE J/B (LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MPX-B FUSE ORG/ WIRE P-AB PAON PBEW PNK PBLT WIRE PNK W/ NAVIGATION WIRE PNK W/O NAVIGATION WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RELAY RH ECU-IG FUSE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK 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

ANTI-THEFT SYSTEM BLK WIRE BLU WIRE BRN WIRE CIG FUSE CIGARETTE LIGHTER ASSEMBLY ECU-IG RH FUSE FR DOOR LH FUSE FR S/ HTR RH FUSE FROM ENGINE ROOM J/B 1 (DIAGRAM 3 OF 5) FROM OBD FUSE (DIAGRAM 4 OF 5) FROM POWER SOURCE CONTROL ECU (DIAGRAM 3 OF 5) FUSE GRN WIRE JUNCTION LEFT COWL SIDE J/B (LEFT END OF DASH) LT GRN WIRE MEMORY SYSTEMS MEMORY, POWER WINDOWS SYSTEMS MIRRORS, MEMORY, DOOR LOCKS, ANTI-THEFT SYSTEMS NAVIGATION, SOUND SYSTEMS ORG/ WIRE PNK WIRE POWER OUTLET SOCKET ASSEMBLY POWER WINDOWS SYSTEM PWR OUTLET FUSE PWR POINT RELAY RELAY RH-IG 1 RELAY RH-IG FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU RR DOOR LH FUSE SEATS SYSTEM SEATS, CRUISE CONTROL, TRANSMISSIONS, NAVIGATION, DEFOGGER SYSTEMS SECURITY FUSE TO LEFT COWL SIDE J/B (DIAGRAM 4 OF 5) WHT WIRE YEL WIRE

13 14 CANL CANH COMPUTER DATA LINES SYSTEM 34 24 7 PNK WIRE 6 18 17 MPX+ MPX- COMPUTER DATA LINES SYSTEM 7 6 5 SET LSEL RSEL BKUP BLK WIRE BLU/RED WIRE BRN WIRE CLEARANCE SONAR IND CLEARANCE WARNING BUZZER 1 (UNDER CENTER OF DASH) CLEARANCE WARNING ECU (LEFT SIDE OF TRUNK) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DOME +B ENGINE CONTROL MODULE (ECM) GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES IG CBZ INPUT CIRCUIT LCD (MULTI) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT ULTRASONIC SENSOR 1 (LEFT FRONT OF VEHICLE) LEFT MAIN BODY ECU LEFT REAR ULTRASONIC SENSOR 1 (LEFT CORNER OF REAR BUMPER) LEFT REAR ULTRASONIC SENSOR 2 (LEFT SIDE OF REAR BUMPER) LH-IG FUSE MICRO COMPUTER ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH ASSEMBLY PARKING BRAKE SWITCH (TOP OF PARKING BRAKE LEVER) PKB IG ECU-IG RH FUSE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RELAY RH-IG FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT ULTRASONIC SENSOR 1 (RIGHT FRONT OF VEHICLE) RIGHT MAIN BODY ECU RIGHT REAR ULTRASONIC SENSOR 1 (RIGHT CORNER OF REAR BUMPER) RIGHT REAR ULTRASONIC SENSOR 2 (RIGHT SIDE OF REAR BUMPER) SATELLITE SWITCH SET TRANSMISSION ASSEMBLY VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 6 MPX+ 13 14 COMPUTER DATA LINES SYSTEM CANL CANH 2 57 56 39 19 18 40 CANL REV SPD CA+ V- V+ CGND 3 2 1 4 CGND CV+ CV- CB+ 34 19 PNK PNK WIRE 5 17 PNK +S SI WIRE 55 1 PKB CANH ASSEMBLY BACK BLK WIRE BLU WIRE BLU/RED WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CANH CANL DCM TELEMATICS TRANSCEIVER (RIGHT SIDE OF DASH) ECU-IG RH FUSE ENGINE CONTROL MODULE (ECM) GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES IG BKUP LH-IG FUSE INPUT CIRCUIT LCD (MULTI) LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LT BLU WIRE MICRO COMPUTER MPX MULTI-MEDIA MODULE RECEIVER NCA WIRE PARK/ NEUTRAL POSITION SWITCH ASSEMBLY PARKING BRAKE SWITCH (TOP OF PARKING BRAKE LEVER) PNK SPDP WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RELAY RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU STEREO COMPONENT AMPLIFIER (RIGHT REAR OF TRUNK) TELEVISION CAMERA ASSEMBLY (REAR OF TRUNK LID) TRANSMISSION ASSEMBLY VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

-SR -SL +SR +SL AIR BAG SENSOR SEAT POSITION BBL+ BBL- BBL+ BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BUCKLE SWITCH CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) COMPUTER DATA LINES SYSTEM DCM TELEMATICS TRANSCEIVER (RIGHT SIDE OF DASH) DK DK ECU-IG RH FUSE GRN WIRE GRY WIRE GSW HOT AT ALL TIMES IGN FUSE GAUGE FUSE LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT CURTAIN SHIELD AIR BAG ASSEMBLY (LEFT ROOF RAIL) LEFT FRONT PRETENSIONER (BASE OF LEFT "B" PILLAR) LEFT FRONT SEAT INNER BELT ASSEMBLY (IN DRIVER'S SEAT BELT BUCKLE ASSEMBLY) LEFT FRONT SIDE AIR BAG SENSOR (LEFT "B" PILLAR) LEFT FRONT SIDE AIR BAG SQUIB (LEFT SIDE OF DRIVER'S SEAT BACK) LEFT REAR AIR BAG SENSOR (LEFT "C" PILLAR) BCL- BCL+ LEFT REAR PRETENSIONER (LEFT "C" PILLAR) LT BLU WIRE LT GRN WIRE ORG/ WIRE P- P+ D+ D- PNK 1 2 3 4 5 6 7 8 9 WIRE PNK COMPUTER DATA LINES SYSTEM CAN L PAON WIRE PNK WIRE RED WIRE RELAY RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END END DASH) RIGHT MAIN BODY ECU SIL P-AB GSW PK+ PK- WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

12 13 14 15 PNK WIRE BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DIODE (PARK/NEUTRAL POSITION SWITCH ASSEMBLY) (BEHIND LEFT SIDE OF DASH) DRIVER DISPLAY E.F.I. ENGINE COOLANT TEMPERATURE SENSOR (RIGHT REAR OF ENGINE) ECU-ACC FUSE ENGINE OIL LEVEL SENSOR (BOTTOM RIGHT OF ENGINE) ENGINE OIL PRESSURE SWITCH (FRONT OF ENGINE) FB (RIGHT REAR OF ENGINE COMPT) FUEL PRESSURE SENSOR (REAR OF ENGINE) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL J/B (LEFT END OF DASH) J/C 1 (LEFT SIDE OF ENGINE COMPT) J/C 5 (LEFT SIDE OF ENGINE COMPT) KC (RIGHT KICK PANEL) LED DRIVER LOIL LT GRN WIRE OILW PNK 11 12 WIRE PNK WIRE RED WIRE RELAY RELAY ENERGIZED SHIELD SHIELD 27 28 SPEAKER TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE