Lexus IS II facelift (2008-2010) network gateway ecu (right end of dash) Wiring diagrams

BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COURTESY DCTY GRN WIRE GRN/RED WIRE GRY WIRE GSW LCTY LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LOCK LT GRN WIRE LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY (CENTER REAR OF LUGGAGE COMPT LID) MPX NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE PCTY RCTY RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT DOOR CONTROL SWITCH ASSEMBLY RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT MAIN BODY ECU RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) UN LOCK VIO WIRE 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 B + 1 2 3 4 5 6 NTSC 1 2 3 4 CV- CV+ CGND CB+ 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 ILL- ILL+ REV SPD BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (DLC) (BEHIND LOWER LEFT SIDE OF DASH) ECU-IG RH FUSE FUSE GRN WIRE GRY WIRE GTX- GVIF HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED IND PKB IVO- IVO+ SLD LEFT COWL SIDE J/B (LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MACC MIN- MIN+ SGND CA+ CGND MIC - MULTI-DISPLAY MULTI-DISPLAY GPS ANTENNA MULTI-MEDIA MODULE NAVIGATION ASSEMBLY NCA WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) NTSC ORG/ WIRE OVERHEAD (UNDER MODULE CENTER (CENTER FRONT CONSOLE) OF ROOF) PNK 34 24 7 WIRE PNK WIRE RADIO RECEIVER ASSEMBLY REAR OF TRUNK LID) REAR VIEW MONITORING CIRCUIT REAR VIEW MONITORING CIRCUIT RED WIRE RH-IG 1 RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU SEUC SGND SGND MCO- MCO+ SI SI SLD STEREO COMPONENT AMPLIFIER (RIGHT REAR OF TRUNK) TELEVISION CAMERA ASSEMBLY TSW TV 1 FUSE TX- TX+ REV V+ V- VIO WIRE VOL VOL W/ DVD CHANGER WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COURTESY DCTY GRN WIRE GRN/RED WIRE GRY WIRE GSW LCTY LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LOCK LT GRN WIRE LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY (CENTER REAR OF LUGGAGE COMPT LID) MPX NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE PCTY RCTY RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT DOOR CONTROL SWITCH ASSEMBLY RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT MAIN BODY ECU RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) UN LOCK VIO WIRE WHT WIRE WHT/BLK WIRE

BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE BUCKLE SWITCH CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DBE- ENGINE HOOD COURTESY SWITCH ENGINE ROOM J/B 2 ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) FRONT CONTROLLER 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 (UNDER DRIVER'S SEAT) MPX MPX-B FUSE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE RED WIRE SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE

-TW 1 2 3 4 5 6 7 8 NTSC GND SLD 6 21 GTX+ GTX- ALO ARI ALI ARI ASGN ALI ARO ASGN ASGN AUXI AUXI AUXO BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE GRN WIRE GRN/RED WIRE GRY WIRE LEFT FRONT RIGHT FRONT SPEAKER SPEAKER ASSEMBLY 2 ASSEMBLY 1 LEFT FRONT SPEAKER ASSEMBLY 3 LEFT REAR SPEAKER ASSEMBLY LEFT REAR SPEAKER ASSEMBLY 2 LEFT STEERING PAD SWITCH LT BLU WIRE LT GRN WIRE MODE NAVIGATION SYSTEM NCA WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) OFF HK ON HK ORG/ WIRE PNK WIRE RADIO RECEIVER ASSEMBLY RED WIRE RIGHT FRONT SPEAKER ASSEMBLY 2 RIGHT FRONT SPEAKER ASSEMBLY 3 RIGHT REAR SPEAKER ASSEMBLY RIGHT REAR SPEAKER ASSEMBLY 2 RIGHT STEERING PAD SWITCH SEEK SPIRAL CABLE (UNDER STEERING WHEEL) STEERING PAD SWITCH ASSEMBLY STEREO JACK ADAPTER ASSEMBLY 1 SWG TWL- TWR+ TX- TX+ TXM- TXM+ VIO WIRE VOICE VOL (-) W/ 14 SPEAKER AUDIO SYSTEM W/ 13 SPEAKER AUDIO SYSTEM W/O DVD WHT WIRE WHT/BLK WIRE

1 2 3 4 CV- CV+ CGND CB+ 13 14 27 28 CA+ CGND V+ V- 13 14 CANL CANH 18 27 34 VC NE+ NE- ENGINE CONTROLS SYSTEM 23 19 13 14 PKB SEUC REV SPD 6 21 17 18 4 13 3 12 GTX+ GTX- NAVIGATION CIRCUIT BACK BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (ECM) GRN WIRE GRY WIRE HOT AT ALL TIMES IG BKUP IND INPUT CIRCUIT LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT MAIN BODY ECU LH-IG 1 RELAY LH-IG FUSE LT BLU WIRE LT GRN WIRE MICRO COMPUTER MPX MULTI-DISPLAY (W/ NAVIGATION) NCA WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH ASSEMBLY (TRANSMISSION ASSEMBLY) PARKING BRAKE SWITCH PNK +S WIRE PNK PNK WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT MAIN BODY ECU SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SPEEDOMETER STEREO COMPONENT AMPLIFIER (RIGHT REAR OF TRUNK) TELEVISION CAMERA ASSEMBLY (REAR OF TRUNK LID) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

+IG 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 VPS GPS PS BGND BSW FSR+ FSR- A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE BUCKLE SWITCH CENTER AIR BAG SENSOR (UNDER REAR OF CENTER CONSOLE) CLOCK ASSEMBLY COMBINATION PBLT METER ASSEMBLY COMPUTER DATA LINES SYSTEM DCTY DRIVER'S SEAT BELT IND ECU-IG RH FUSE GAUGE FUSE GRN WIRE GRY WIRE GTX+ GTX- HEADLIGHT SWIVEL ECU (LEFT KICK PANEL) 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 (UNDER DRIVER'S SEAT) 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 ECU (UNDER FRONT PASSENGER'S SEAT) OCCUPANT DETECTION SENSOR ORG/ WIRE 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 (UNDER RIGHT FRONT SEAT) W/O W/ NAVIGATION NAVIGATION WHT WIRE YEL WIRE

+IG 1 2 3 4 5 6 7 8 9 IG 30 31 COMPUTER MPX+ MPX- DATA LINES SYSTEM 6 5 COMPUTER DATA LINES SYSTEM A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) ANFR ANRL BLK WIRE BRN WIRE BRN/RED 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 HEADLIGHT SWIVEL ECU (LEFT KICK PANEL) 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 COWL SIDE J/B (LEFT END OF DASH) (BEHIND LEFT SIDE 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