Lexus IS II (2005-2008) (behind right side of dash) power source control ecu Wiring diagrams

A/C AMPLIFIER (BEHIND CENTER OF DASH) A/C FUSE A/C PRESSURE SENSOR A/C ROOM TEMPERATURE SENSOR A/C PRESSURE SENSOR (LOW) (M/T) AUTOMATIC LIGHT CONTROL SENSOR BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BLW BRN WIRE COMPUTER DATA LINES SYSTEM CUT) DEFOGGERS SYSTEM DGS DGS TSD ECU-IG FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES IG FUSE LEFT LEFT COWL SIDE J/B (AT LEFT END OF DASH) LOUT LT GRN WIRE MPX+ MPX- PSW ORG/ WIRE PARTIAL PNK SG-2 SG-6 WIRE PNK WIRE PRE TSP PNK WIRE RED WIRE RELAY RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) ROUT SEAT HEATER SWITCH (IF EQUIPPED) SEATS SYSTEM SG-3 SG-1 GRD IG+ SG-4 SGND SMOG VENTILATION SENSOR (3.5L) SOL + TSL TSR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

+IG 22 32 PNK ALT RL WIRE 25 24 CANH CANL ALT FUSE ALT-S FUSE BATTERY BATTERY GROUND BLK WIRE BLU WIRE BRN WIRE CHARGE INDICATOR COMBINATION METER COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE ROOM 1 R/B (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM 2 R/B (LEFT SIDE OF ENGINE COMPT) GATEWAY ECU (AT RIGHT END OF DASH) GAUGE FUSE GENERATOR IG GRN/RED WIRE HOT AT ALL TIMES IG FUSE INPUT CIRCUIT JUNCTION CONNECTOR LEFT COWL SIDE J/B (AT LEFT END OF DASH) LT GRN WIRE MICRO COMPUTER MPX MPX-B FUSE NCA WIRE ORG/ WIRE PNK WIRE POWER SUPPLY RELAY RELAY ENERGIZED RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) TEL FUSE W/ DAYTIME RUNNING LIGHTS W/O DAYTIME RUNNING LIGHTS WHT WIRE WHT/BLK WIRE YEL WIRE

1 3 4 6 GRD SIG CPUB BDR ADJUSTING SWITCH ANT ASEL BLK WIRE BLU WIRE BODY ECU CERTIFICATION ECU COMPUTER DATA LINES SYSTEM DATA DOOR CONTROL RECEIVER DOWN ECU-IG FUSE ELECTRICAL KEY ANTENNA ENGINE ROOM 1 J/B (RIGHT REAR OF ENGINE COMPT) MPX-B FUSE FOLD AWAY SWITCH FRONT DOOR FUSE FUSE GATEWAY ECU GRD GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES LEFT LEFT/RIGHT MOTOR LT BLU WIRE LT GRN WIRE LT/UP MIRE MIRS MIRB MSW NEAR LEFT "B" PILLAR) ORG/ WIRE OUTER MIRROR CONTROL ECU (RIGHT) (IN RIGHT FRONT DOOR) OUTER MIRROR SWITCH PNK 1 2 3 WIRE PNK WIRE RCO RED WIRE RELAY RETRACTABLE MOTOR RIGHT RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) RIGHT LEFT RIGHT OUTER REAR VIEW MIRROR RSSI RT/DN SELECT SWITCH SENSOR UP/DOWN MOTOR VC HSSR 13 14 VIO WIRE VSSR WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 TIM- +B 1 2 3 4 5 6 PNK TIM+ TIM- GRD VCI TIS WIRE 1 3 4 6 GRD SIG CPUB BDR 26 8 MSWE ANT ASEL BLK WIRE BLU WIRE BODY ECU DCTY CERTIFICATION ECU COMPUTER DATA LINES SYSTEM DATA DOOR CONTROL RECEIVER DRIVER'S SEAT MEMORY SWITCH ECU-IG FUSE ELECTRICAL KEY ANTENNA ENGINE ROOM 1 J/B (RIGHT REAR OF ENGINE COMPT) MPX-B FUSE GRD GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE NEAR LEFT "B" PILLAR) ORG/ WIRE PARKING BRAKE SWITCH (M/T) PNK 1 2 3 WIRE PNK WIRE RCO RED WIRE RELAY RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) RIGHT FRONT DOOR COURTESY SWITCH RSSI SET- SILE TELESCOPIC SENSOR TEM TI, TE FUSE TILT MOTOR TILT, TELESCOPIC ECU (ON STEERING WHEEL) VCE TES VCI TIS IG ECUB TIM+ GRD VIO WIRE WHT WIRE WHT/BLK WIRE YEL 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+ CGRD CB+ BLK WIRE BLU WIRE BODY COMPUTER BRN WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LOWER LEFT SIDE OF DASH) ECU-IG FUSE FUSE GATEWAY ECU GRD 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 (AT LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MACC MIN- MIN+ SGRD CA+ CGRD MIC - MULTI-DISPLAY MULTI-MEDIA MODULE NAVIGATION ASSEMBLY NAVIGATION SYSTEM (PARKING ASSISTANCE CIRCUIT) NCA WIRE NTSC ORG/ WIRE OVERHEAD JUNCTION BOX PNK PNK WIRE PNK WIRE RADIO RECEIVER ASSEMBLY RED WIRE RELAY REV SPD PNK WIRE RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) SEUC SGND SGND MCO- MCO+ SI SI SLD STEREO COMPONENT AMPLIFIER TELEVISION CAMERA TSW TV 3 FUSE TX- TX+ REV V+ V- VIO WIRE VOL VOL W/ NAVIGATION SYSTEM W/ NAVIGATION SYSTEM W/O NAVIGATION SYSTEM WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

22 32 PNK ALT RL WIRE 24 25 CANL CANH BLK WIRE BLU WIRE BLU/ BLK WIRE BODY ECU GRD GSW BUCKLE SWITCH COMPUTER DATA LINES SYSTEM DBE- END OF DASH) ENGINE CONTROL MODULE FRONT DOOR FUSE GENERATOR GRY WIRE GSW HOT AT ALL TIMES IG FUSE LEFT LEFT COWL SIDE J/B (AT LEFT LT GRN WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH PNK WIRE RED WIRE RELAY RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) SGRD SKID CONTROL ECU (CENTER CONSOLE) SKID CONTROL ECU WITH ACTUATOR (LEFT REAR OF ENGINE COMPT) VIO WIRE VIO/YEL WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

+B MOR- MOL- PBK- +IG 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 MOR+ MOL+ ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BUCKLE SWITCH CANL SIL COMBINATION METER SI COMPUTER DATA LINES SYSTEM ECU-IG FUSE GAUGE FUSE GRD GRN WIRE GRY WIRE HOT AT ALL TIMES INPUT CIRCUIT LEFT COWL SIDE JUNCTION BLOCK (AT LEFT END OF DASH) LEFT FRONT SEAT OUTER BELT MOTOR LT BLU WIRE MASTER IND MICRO COMPUTER MPX+ MPX- ORG/ WIRE PBK+ PCS IND SRS IND PNK PNK WIRE PNK WIRE POWER SUPPLY PSB FUSE RED WIRE RELAY RELAY ENERGIZED RIGHT COWL SIDE JUNCTION BLOCK (AT RIGHT END OF DASH) RIGHT FRONT SEAT INNER BELT RIGHT FRONT SEAT OUTER BELT MOTOR SEAT BELT CONTROL ECU (LEFT SIDE OF TRUNK) SPEEDOMETER VIO WIRE VSC WARNING BUZZER WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 DN BLK WIRE BLU WIRE BODY ECU BODY ECU DCTY BRN WIRE COMPUTER DATA LINES SYSTEM DCTY DOOR COURTESY SWITCH (LEFT FRONT) (ON LEFT "B" PILLAR) ECU-IG FUSE ENGINE ROOM 1 J/B (RIGHT REAR OF ENGINE COMPT) FRONT DOOR FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES LT GRN WIRE MPX-B FUSE ORG/ WIRE OUTPUT VCC OUTPUT VCC GRD PNK 34 24 7 WIRE PNK PCT BDR WIRE PNK PCTI BDR WIRE PNK WIRE REAR DOOR FUSE RED WIRE RELAY RIGHT RIGHT COWL SIDE J/B RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) RIGHT FRONT POWER WINDOW REGULATOR MOTOR RIGHT FRONT POWER WINDOW SWITCH RIGHT REAR POWER WINDOW REGULATOR MOTOR RIGHT REAR POWER WINDOW SWITCH VCC GRD OUTPUT GRD VCC UP GRD SGRD W/ MEMORY W/O MEMORY WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER

1 19 2.5L 3.5L A/T M/T BKUP BLU WIRE BODY ECU COMPUTER DATA LINES SYSTEM ENGINE ROOM 1 J/B (RIGHT REAR OF ENGINE COMPT) GRD SGRD GRN/RED WIRE GRY WIRE HOT AT ALL TIMES IG FUSE LEFT LEFT COWL SIDE J/B (AT LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MPX-B FUSE MPXB ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH BACK-UP LAMP SWITCH PNK 34 24 7 WIRE PNK WIRE REAR SUNSHADE RELAY REAR SUNSHADE SWITCH RED WIRE RELAY REV RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) VIO WIRE WHT/BLK WIRE YEL WIRE

-SR -SL +SR +SL BBL+ BBL- BBL+ BCL+ BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BODY ECU BUCKLE SWITCH CENTER AIRBAG SENSOR ASSEMBLY COMPUTER DATA LINES SYSTEM DK DK ECU-IG FUSE GRN WIRE GRY WIRE GSW GSW PK+ PK- HOT AT ALL TIMES IGN FUSE GAUGE FUSE LEFT CURTAIN SHIELD AIRBAG SQUIB LEFT REAR PRETENSIONER LEFT FRONT PRETENSIONER LEFT FRONT SEAT INNER BELT LEFT FRONT SIDE AIRBAG SENSOR LEFT FRONT SIDE AIRBAG SENSOR BCL+ LEFT FRONT SIDE AIRBAG SQUIB LT GRN WIRE ORG/ WIRE P- P+ D+ D- PBE+ CANH PNK PNK WIRE PNK WIRE RED WIRE RELAY RELAY ENERGIZED RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) SEAT POSITION AIRBAG SENSOR SIL WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE