Lexus  LS400 1999-2000
 PART   COLOR  LOCATION
 12 VOLT CONSTANT   BLACK/WHITE (+) or WHITE/BLUE (+)   @ IGNITION SWITCH HARNESS
 STARTER  BLACK/RED (+)  @ IGNITION SWITCH HARNESS
 STARTER 2  N/A  
 IGNITION 1  WHITE (+)  @ IGNITION SWITCH HARNESS
 IGNITION 2  BLACK (+)  @ IGNITION SWITCH HARNESS
 IGNITION 3  N/A  
 ACCESSORY/HEATER BLOWER 1  WHITE/GREEN (+)  @ IGNITION SWITCH HARNESS
 ACCESSORY/HEATER BLOWER 2  N/A  
 KEYSENSE  N/A  
 PARKING LIGHTS ( - )  GREEN (-)  @ STEERING COLUMN HARNESS, 18-Pin Plug
 PARKING LIGHTS ( + )  GREEN/ORANGE (+)  @ FUSE BOX, 18-Pin Plug
 POWER LOCK  See NOTE #1  See DIAGRAM
 POWER UNLOCK  See NOTE #1  See DIAGRAM
 DOOR TRIGGER  GREEN/WHITE (-)  IN DRIVERS KICK PANEL
 DOMELIGHT SUPERVISION  USE DOOR TRIGGER  
 TRUNK RELEASE  ORANGE (-)  @ TRUNK RELEASE SWITCH
 SLIDING POWER DOOR  N/A  
 HORN  GREEN/RED (-)  @ STEERING COLUMN HARNESS, 6-Pin PLug
 TACH  BLACK/YELLOW  @ ECM, 28-Pin Plug, See NOTE *2
 WAIT TO START LIGHT  N/A  
 BRAKE  GREEN/WHITE (+)  IN DRIVERS KICK PANEL
 FACTORY ALARM DISARM   N/A  
 ANTI-THEFT  TRANSPONDER ANTI-THEFT SYSTEM, REQUIRES 791 BYPASS MODULE AND EXTRA IGNITION KEY  TRANSPONDER @ IGNITION SWITCH TUMBLER
 EXTRA INFORMATION
 NOTE #1: THIS VEHICLE'S DOORLOCKS ARE SPECIAL AND WILL REQUIRE AN EXTRA RELAY, PART #775 AND 2 DIODES, TO CONNECT, See DIAGRAM NOTE #2: THE ECM (ELECTRONIC CONTROL MODULE) IS LOCATED BEHIND GLOVEBOX.