Lexus IS III (2013-2016) network gateway ecu (right end of dash) Wiring diagrams

1 2 3 4 5 6 7 8 9 10 SH BZR ALTB TRLY HRLY BLK WIRE BLU WIRE BRN WIRE CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) DATA LINK CONNECTOR 3 (BEHIND LOWER LEFT SIDE DCM TELEMATICS TRANSCEIVER (RIGHT SIDE OF DASH) DCYL DCTY INTERIOR LIGHTS SYSTEM DIA DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM ACTD DOOR LOCKS SYSTEM LSWP DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR LOCKS SYSTEM ECU-IG RH FUSE ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM DOOR LOCKS SYSTEM EXTERIOR LIGHTS SYSTEM MEMORY SYSTEMS FR TI, TE FUSE DOOR RH FUSE FSPT ACAN SNOW PWR FUSE GRN WIRE GRN/RED WIRE GRY WIRE GSW HDLO HEAD IND HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM ANTI-THEFT SYSTEM HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG GSW LCTY PWS PKB LSWL INSTRUMENT CLUSTER SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM NAVIGATION SYSTEM LSWR LT GRN WIRE MEMORY SYSTEMS MIRB MIRS MPX-B FUSE MULTIPLEX TILT, TELESCOPIC ECU (STEERING COLUMN) NETWORK GATEWAY ECU (RIGHT END OF DASH) OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) OF DASH) ORG/ WIRE PARKING BRAKE SWITCH (TOP OF PARKING BRAKE LEVER) PASSENGER'S SEAT) PCTY PCYL LGCY INTERIOR LIGHTS SYSTEM PNK WIRE RCTY RED WIRE RED/WHT WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT POSITION CONTROL ECU, SWITCH (BELOW RIGHT SIDE OF FRONT RIGHT MAIN BODY ECU (RIGHT COWL SIDE JUNCTION BLOCK) RIGHT OUTER MIRROR CONTROL ECU (RIGHT FRONT DOOR) SIL TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM TSW TKUL PNK PNK WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 GND SLD+ SLD- FRV- +B FRV+ LFT+ RCL+ LFT- RCL- BLK WIRE BLU WIRE BLU/RED WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) FR DOOR LH FUSE FR P/ SEAT LH FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT LUMBAR POWER SEAT SWITCH LEFT FRONT POSITION CONTROL ECU, SWITCH (BELOW LEFT SIDE OF DRIVER'S SEAT) LEFT POWER SEAT LIFT POSITION MOTOR (UNDER DRIVER'S SEAT) LEFT POWER SEAT LUMBAR SUPPORT MOTOR (DRIVER'S SEAT BACK) LEFT POWER SEAT RECLINING POSITION MOTOR (DRIVER'S SEAT BACK) LEFT POWER SEAT SLIDE POSITION MOTOR (UNDER DRIVER'S SEAT) LEFT POWER SEAT VERTICAL POSITION MOTOR (UNDER DRIVER'S SEAT) LH-IG 1 RELAY LH-IG FUSE LT GRN WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) PARK/ NEUTRAL POSITION SWITCH (TRANSMISSION ASSEMBLY) PNK WIRE RED WIRE SYSB WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 1 2 3 NE NE- VC 1 2 3 4 5 6 7 8 9 10 11 12 13 RZG SRZG RZV TRQV 1 2 3 4 5 6 7 8 9 10 IG ESS BAT 13 14 CANL CANH 18 34 27 VC NE- NE+ 18 6 INPUT CIRCUIT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE CANH CANL PIG PGND CANL CANH COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM PNK WIRE COMPUTER MICRO CRANK POSITION SENSOR (RIGHT SIDE OF ENGINE) ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) ECU-IG LH FUSE ECU-IG RH FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES ENGINE ROOM J/B 1 EPS FUSE (RIGHT REAR OF ENGINE COMPT) HOT AT ALL TIMES ENGINE ROOM R/B 1 MPX-B FUSE (RIGHT REAR OF ENGINE COMPT) HOT IN ON OR START INCS INSN LEFT COWL SIDE J/B (LEFT END OF DASH) LT GRN WIRE NCA WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE OUCS OUSN POWER STEERING ECU (RIGHT REAR OF ENGINE COMPT) POWER STEERING IND POWER STEERING MOTOR (LOWER FRONT OF ENGINE COMPT) POWER SUPPLY CIRCUIT RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RZCS RZG RZSN RZSN RZCS INSN INCS OUSN OUCS RZV STEERING SENSOR (UNDER LEFT SIDE OF DASH) STEERING TORQUE SENSOR (POWER STEERING PUMP) WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

+IG BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU (RIGHT SIDE OF TRUNK) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DOME+B ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GAUGE FUSE GND TR TL GRN RED/ WIRE GRN WIRE GRN/ LT WIRE GRN/RED WIRE GRY WIRE HAZARD SWITCH HEAD AUTO HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT W/ LH-IG 1 RELAY ENERGIZED INPUT CIRCUIT JUNCTION LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LH TURN IND LH-IG FUSE LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX+ MPX- MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) OFF OFF TAIL ORG/ WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) POWER SUPPLY CIRCUIT POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY RED GRN/ WIRE RED WIRE RELAY ENERGIZED RH TURN IND RIGHT COWL SIDE J/B (RIGHT END OF DASH) TAIL TAIL IND (EXCEPT USA) TURN SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

1 2 3 IG A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) BLK WIRE BRN WIRE CLEARANCE WARNING ECU (W/ PARKING ASSIST) (LEFT SIDE OF TRUNK) COMBINATION METER ASSEMBLY ECU-IG RH FUSE ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FUSE GRN WIRE GRN/RED WIRE GRY WIRE GTX+ SIL GTX- HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INPUT CIRCUIT LEFT COWL SIDE J/B (LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE PNK WIRE RED WIRE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU SIL W/ TIRE PRESSURE WARNING SYSTEM W/O TIRE PRESSURE WARNING SYSTEM WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BLU/RED WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) COMPUTER DATA LINES SYSTEM DOWN ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) FR DOOR LH FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES JUNCTION JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG 1 RELAY LH-IG FUSE LONG LT GRN WIRE MSW NETWORK GATEWAY ECU (RIGHT END OF DASH) PARK/ NEUTRAL POSITION SWITCH (TRANSMISSION ASSEMBLY) PNK 1 2 3 WIRE PNK WIRE RED WIRE SHORT SWITCH TILT, TELESCOPIC WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE

1 2 3 4 5 6 7 8 9 10 GND SLD+ SLD- FRV- +B FRV+ LFT+ RCL+ LFT- RCL- 2 1 GND BLK WIRE BLU WIRE BLU/RED WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE CERTIFICATION ECU (RIGHT SIDE OF TRUNK) COMPUTER DATA LINES SYSTEM ECM (ENGINE CONTROL MODULE) (LEFT FRONT OF ENGINE COMPT) FR DOOR RH FUSE FR P/ SEAT RH FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION CONNECTOR LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG 1 RELAY LH-IG FUSE LT GRN WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) PARK/ NEUTRAL POSITION SWITCH (TRANSMISSION ASSEMBLY) PNK SYSB WIRE PNK WIRE RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT LUMBAR POWER SEAT SWITCH RIGHT POWER SEAT LIFT POSITION MOTOR (UNDER RIGHT FRONT SEAT) RIGHT POWER SEAT LUMBAR SUPPORT MOTOR (RIGHT FRONT SEAT BACK) RIGHT POWER SEAT RECLINING POSITION MOTOR (RIGHT FRONT SEAT BACK) RIGHT POWER SEAT SLIDE POSITION MOTOR (UNDER RIGHT FRONT SEAT) RIGHT POWER SEAT VERTICAL POSITION MOTOR (UNDER RIGHT FRONT SEAT) WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (LEFT REAR OF ENGINE COMPT) BRN WIRE BUCKLE SWITCH CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) COMPUTER DATA LINES SYSTEM DBE- ENGINE HOOD COURTESY SWITCH ENGINE ROOM J/B 2 (LEFT FRONT CONTROLLER SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE GSW HORN (HIGH) (FRONT OF RADIATOR) HORN (LOW) (FRONT OF RADIATOR) HORN FUSE HORN RELAY HOT AT ALL TIMES LEFT FRONT SEAT INNER BELT ASSEMBLY (IN DRIVER'S SEAT BELT BUCKLE ASSEMBLY) MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE REAR OF ENGINE COMPT) RED WIRE RIGHT COWL SIDE J/B (RIGHT VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

11 12 DBE+ DBE- 13 12 FSR- FSR+ 13 22 CANH CANL 2 1 3 PS GPS VPS 30 31 MPX+ MPX- 7 15 6 14 13 11 12 10 VPS GPS PS BGND BSW FSR+ FSR- DIA A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) BELT BUCKLE ASSEMBLY) BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLU WIRE BRN WIRE BUCKLE SWITCH CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) CLOCK ASSEMBLY COMBINATION PBLT P/SB METER ASSEMBLY COMPUTER DATA LINES SYSTEM DCTY DOME +B DOOR IND DRIVER'S SEAT BELT IND ECU-IG RH FUSE GAUGE FUSE GRN WIRE GRY WIRE GTX+ GTX- HOT AT ALL TIMES ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) IG 2 IG+ IG+ INPUT CIRCUIT INTEGRATION CONTROL, PANEL ASSEMBLY LCD (MULTI) LEFT FRONT SEAT INNER BELT ASSEMBLY (IN DRIVER'S SEAT BELT BUCKLE ASSEMBLY) LT BLU WIRE LT GRN WIRE MAIN BODY ECU MICRO COMPUTER MPX+ MPX- MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) OCCUPANT DETECTION SENSOR ORG/ WIRE PASSIVE RESTRAINT SYSTEM PBEW PBEW PNK PNK WIRE PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT COWL SIDE J/B (RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM RIGHT FRONT SEAT INNER BELT ASSEMBLY (IN FRONT PASSENGER'S SEAT W/O W/ NAVIGATION NAVIGATION WHT WIRE 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