Lexus IS II (2005-2008) (under center console) Wiring diagrams

BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DOWN ENGINE CONTROL MODULE FRONT DOOR FUSE GATEWAY ECU GRD GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEADLAMP DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES IG FUSE LEFT COWL J/B (AT LEFT END OF DASH) LONG LT GRN WIRE MSW PARK/ NEUTRAL POSITION SWITCH PNK 1 2 3 WIRE PNK WIRE RED WIRE RELAY SHORT SKID CONTROL ECU TILT, TELESCOPIC SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY 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

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

BLK WIRE BLU WIRE BODY ECU LCTY BRN WIRE BZR DCTY DOME LAMP DOOR COURTESY SWITCH (LEFT FRONT) (ON LEFT "B" PILLAR) DOOR COURTESY SWITCH (LEFT REAR) (ON LEFT "C" PILLAR) DOOR COURTESY SWITCH (RIGHT FRONT) (ON RIGHT "B" PILLAR) DOOR COURTESY SWITCH (RIGHT REAR) (ON RIGHT "C" PILLAR) DOOR LOCK CONTROL SWITCH GRN WIRE IND INTEGRATED CONTROL, PANEL ASSEMBLY INTRUSION SENSOR LT BLU WIRE LT GRN WIRE LUGGAGE DOOR LOCK ASSEMBLY MULTI-DISPLAY ORG/ WIRE OVERHEAD JUNCTION BOX PCTY RCTY RED WIRE RED/WHT WIRE RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) ROOM LAMP SECURITY HORN (RIGHT REAR OF ENGINE COMPT) SEUC SEUC VIO WIRE W/ NAVIGATION SYSTEM WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER YEL WIRE

BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BODY ECU GRD BRN WIRE COMPUTER DATA LINES SYSTEM DOME FUSE MAIN FUSE ENGINE ROOM 1 J/B (RIGHT REAR OF ENGINE COMPT) FOOT LAMP FRONT DOOR LCTY GSW FUSE GRN WIRE GRY WIRE HEAD LP RELAY HOT AT ALL TIMES LEFT COWL SIDE J/B (AT LEFT END OF DASH) LGCY LKUL LPSW LT BLU WIRE LT GRN WIRE LUGGAGE COMPT DOOR LOCK CYLINDER LUGGAGE ELECTRICAL KEY SWITCH RED/WHT WIRE RIGHT OUTER REAR VIEW MIRROR SGRD TURN SIGNAL FLASHER VIO WIRE W/ MEMORY W/ MEMORY LEFT OUTER REAR VIEW MIRROR W/O MEMORY W/O NAVIGATION SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 PNK WIRE 2 3 4 PNK WIRE 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 PNK WIRE AGND ASEL BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU (RIGHT SIDE OF TRUNK) CLGB CODE COM COMPUTER DATA LINES SYSTEM CONSOLE ELECTRICAL KEY OSCILLATOR GRD GRN WIRE GRY WIRE INDS INDW INSIDE LUGGAGE ROOM ELECTRICAL KEY OSCILLATOR J/C LIN LT BLU WIRE LT GRN WIRE ORG/ WIRE OUTSIDE LUGGAGE ROOM ELECTRICAL KEY OSCILLATOR PNK WIRE POWER SWITCH RCO REAR SEAT ELECTRICAL KEY OSCILLATOR RED WIRE RSSI SWIL TXCT VIO WIRE W/ WIRELESS DOOR LOCK CONTROL WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 B+ 1 2 PNK WIRE 12 24 25 STA CANL CANH 16 7 6 TACH IMO IMI 22 32 PNK ALT RL WIRE ACCD BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CTSW IGE EFII EFIO PNK WIRE ENGINE CONTROL MODULE ENGINE ROOM 2 (LEFT SIDE OF ENGINE COMPT) FUSE GENERATOR GRD (RIGHT KICK PANEL) GRN WIRE GRY WIRE HOT AT ALL TIMES ID CODE BOX (BEHIND CENTER OF DASH) IGE SGRD GRD INDS INDW INSTRUMENT CLUSTER SYSTEM LEFT COWL SIDE J/B (AT LEFT END OF DASH) LIN LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK SPD WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RED/BLK WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B IGN FUSE (AT RIGHT END OF DASH) RIGHT COWL SIDE J/B SECURITY FUSE SHIFT LOCK CONTROL ECU (IN CENTER CONSOLE) SKSW SLP STAR STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM COMPUTER DATA LINES SYSTEM STEERING LOCK ECU (TOP RIGHT SIDE OF STEERING COLUMN) STOP LAMP SWITCH STOP SW FUSE (AT RIGHT END OF DASH) STR LOCK FUSE STSW SWIL VIO WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

10 9 PNK CANH CANL WIRE 11 12 DBE+ DBE- 11 16 8 30 25 11 BZ CANL CANH 13 16 22 25 26 CANH SIL CANL 23 13 22 8 9 LRRD IGB LRDD CANH CANL PNK WIRE 3 2 PNK CANH CANL WIRE 3 4 5 LRDD IGB LRRD PNK WIRE BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BUCKLE SWITCH CENTER AIRBAG SENSOR ASSEMBLY COMPUTER DATA LINES SYSTEM DISTANCE CONTROL ECU ENGINE CONTROL MODULE GATEWAY ECU GRY WIRE LEFT FRONT SEAT INNER BELT LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ORG/ WIRE RED WIRE SKID CONTROL ECU STEERING SENSOR ECU W/ VEHICLE DYNAMICS INTEGRATED MANAGEMENT W/O VEHICLE DYNAMICS INTEGRATED MANAGEMENT WHT WIRE WHT/BLK WIRE YAW RATE SENSOR

25 24 CANH CANL COMPUTER DATA LINES SYSTEM 32 31 NE+ NR- ENGINE CONTROLS SYSTEM 6 18 MPX+ MPX- 6 20 2.5L 3.5L 6 21 17 18 4 13 3 12 GTX+ GTX- NAVIGATION SYSTEM (NAVIGATION CIRCUIT) BACK-UP LAMP SWITCH BKUP BLK WIRE BODY COMPUTER BODY COMPUTER PKB BRN WIRE CLEARANCE SONAR CLEARANCE WARNING BUZZER CLEARANCE WARNING ECU COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM A/T ENGINE CONTROL GATEWAY ECU GRD GRN WIRE GRY WIRE HOT AT ALL TIMES IG CBZ IG FUSE INPUT CIRCUIT INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM LEFT COWL SIDE J/B (AT LEFT END OF DASH) LEFT FRONT CORNER ULTRASONIC SENSOR LEFT REAR CENTER ULTRASONIC SENSOR LEFT REAR CORNER ULTRASONIC SENSOR LT BLU WIRE LT GRN WIRE M/T M/T A/T MICRO COMPUTER ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH PARKING BRAKE SWITCH PNK PNK WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RELAY RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) RIGHT FRONT CORNER ULTRASONIC SENSOR RIGHT REAR CENTER ULTRASONIC SENSOR RIGHT REAR CORNER ULTRASONIC SENSOR SKID CONTROL ECU SPEEDOMETER VIO WIRE W/ VEHICLE DYNAMICS INTEGRATED MANAGEMENT W/O VEHICLE DYNAMICS INTEGRATED MANAGEMENT WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

23 19 13 14 PKB SEUC REV SPD 25 24 CANH CANL 32 31 NE+ NR- ENGINE CONTROLS SYSTEM 6 21 17 18 4 13 3 12 GTX+ GTX- NAVIGATION SYSTEM (NAVIGATION CIRCUIT) A/T BACK-UP LAMP SWITCH BLK WIRE BLU WIRE BODY COMPUTER BACK BODY COMPUTER IND BRN WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROL GATEWAY ECU GRD GRN WIRE GRY WIRE HOT AT ALL TIMES IG BKUP IG FUSE INPUT CIRCUIT INSTRUMENT CLUSTER LEFT COWL SIDE J/B (AT LEFT END OF DASH) LT BLU WIRE LT GRN WIRE M/T MICRO COMPUTER MPX MULTI-DISPLAY ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH PARKING BRAKE SWITCH PNK PNK WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RELAY RIGHT COWL SIDE J/B (AT RIGHT END OF DASH) SKID CONTROL ECU SPEEDOMETER +S STEREO COMPONENT AMPLIFIER VIO WIRE W/ VEHICLE DYNAMICS INTEGRATED MANAGEMENT W/O VEHICLE DYNAMICS INTEGRATED MANAGEMENT WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE