Lexus  LS400 1995-1997
 PART   COLOR  LOCATION
 12 VOLT CONSTANT   BLACK/WHITE (+) or WHITE/BLUE (+)   IGNITION SWITCH HARNESS
 STARTER  RED (+)  IGNITION SWITCH HARNESS
 STARTER 2  N/A  
 IGNITION 1  BLACK/YELLOW (+) See NOTE *1  IGNITION SWITCH HARNESS
 IGNITION 2  BLACK/ORANGE (+)  IGNITION SWITCH HARNESS
 IGNITION 3  N/A  
 ACCESSORY/HEATER BLOWER 1  PINK/BLUE (+)  IGNITION SWITCH HARNESS
 ACCESSORY/HEATER BLOWER 2  N/A  
 KEYSENSE  N/A  
 PARKING LIGHTS ( - )  GREEN/WHITE (-)  @ BODY ECU, See NOTE *2
 PARKING LIGHTS ( + )  GREEN (+) or GREEN/ORANGE (+)  IN DRIVERS KICK PANEL
 POWER LOCK  GREEN/RED (TYPE B)  @ ECU, INSIDE PASSENGER DOOR
 POWER UNLOCK  GREEN/BLACK (TYPE B)  @ ECU, INSIDE PASSENGER DOOR
 DOOR TRIGGER  RED/WHITE (-)  @ BODY ECU, See NOTE *2
 DOMELIGHT SUPERVISION  USE DOOR TRIGGER  
 TRUNK RELEASE  BLUE (-)  @ TRUNK RELEASE SWITCH
 SLIDING POWER DOOR  N/A  
 HORN  GREEN/RED (-)  @ BODY ECU, See NOTE *2
 TACH  BLACK/YELLOW  @ IGNITER IN FRONT OF PASSENGER SHOCK TOWER
 WAIT TO START LIGHT  N/A  
 BRAKE  GREEN/WHITE (+)  IN DRIVERS KICK PANEL
 FACTORY ALARM DISARM   GREEN (-)  @ ECU INSIDE PASSENGER DOOR
 ANTI-THEFT  N/A  
 EXTRA INFORMATION
 NOTE *1 WHEN INSTALLING A REMOTE START SYSTEM, YOU MUST INTERFACE WITH THE TILT STEERING WHEEL. See DIAGRAM. NOTE *2 THE BODY ECU (ELECTRONIC CONTROL UNIT) IS LOCATED JUST IN FRONT OF THE PARKING BRAKE PEDAL, BOLTED TO THE FIREWALL. SILVERBOX WITH BLACK PLASTIC COVER ON THE BOTTOM. MUST REMOVE THE COVER TO ACCESS PLUGS.