Audi  90 1988-1994
 PART   COLOR  LOCATION
 12 VOLT CONSTANT   RED (+)   @ IGNITION SWITCH HARNESS
 STARTER  RED/BLACK (+)  @ IGNITION SWITCH HARNESS
 STARTER 2  N/A  
 IGNITION 1  BLACK (+)  @ IGNITION SWITCH HARNESS
 IGNITION 2  N/A  
 IGNITION 3  N/A  
 ACCESSORY/HEATER BLOWER 1  BLACK/YELLOW (+)  @ IGNITION SWITCH HARNESS
 ACCESSORY/HEATER BLOWER 2  N/A  
 KEYSENSE  N/A  
 PARKING LIGHTS ( - )  N/A  
 PARKING LIGHTS ( + )  GRAY/BLACK (+) and GRAY/RED (+) Use both, See NOTE #1  @ BOTTOM OF FUSE BOX See DIAGRAM
 POWER LOCK  GREE/RED or GREEN/BLUE (TYPE E) See NOTE #2  IN DRIVERS KICK PANEL
 POWER UNLOCK  Same wire See DIAGRAM  SEE DIAGRAM
 DOOR TRIGGER  BROWN/WHITE (-)  @ ANY DOOR PIN SWITCH
 DOMELIGHT SUPERVISION  USE DOOR TRIGGER (Requires #775 relay for DOMELIGHT SUPERVISION)  
 TRUNK RELEASE  N/A  
 SLIDING POWER DOOR  N/A  
 HORN  N/A  
 TACH  GREEN/BLUE (AC)  @ IGNITION COIL
 WAIT TO START LIGHT  N/A  
 BRAKE  RED/BLACK (+)  @ SWITCH ABOVE BRAKE PEDAL
 FACTORY ALARM DISARM   BROWN/GREEN (-)  IN DRIVERS KICK PANEL
 ANTI-THEFT  N/A  
 EXTRA INFORMATION
 NOTE #1: this vehicle uses 2 Parking Light wires you will need 2 extra Relays to connect, See DIAGRAM NOTE #2: this vehilce uses a TYPE E Door Locking System that is a Vaccum system, it will requires (2) extra Relays part #775, to connect See DIAGRAM