2004 Volkswagen Passat      Vehicle Information
Item     Wire Color     Polarity     Wire Location
12 Volts     red (x2)     +     ignition harness
Second 12 Volts    
Starter     RED / black     +     ignition harness
Second Starter     N/A  
Ignition     black     +     ignition harness
Second Ignition     N/A  
Third Ignition     N/A  
Accessory     yellow/black     +     ignition harness
Second Accessory     N/A  
Third Accessory    
Keysense     red     +     ignition harness
Data Bus    
Can Bus High    
Can Bus Low    
Can Bus Sw    
Power Lock     RED / green     -     driver door module in door
Power Unlock     RED / blue (double pulse)     -     driver door module in door
Lock Motor     BLACK/ blue     5wi     driver door module in door
Driver Unlock Motor     BLACK/ gray     5wi     driver door module in door
Passenger Unlock Motor     BLACK/ gray     5wi     passenger door module in door
Parking Lights (-)     N/A  
Parking Lights (+)     GREEN/ red     +     headlight switch
Hazards     same as turn signal wires  
Turn Signal (Left)     BLACK/ white     +     comfort module, 15 pin plug, pin 15
The comfort module is under the carpet in front of the driver seat, in a protective box.
Turn Signal (Right)     BLACK/ green     +     comfort module, 15 pin plug, pin 14
The comfort module is under the carpet in front of the driver seat, in a protective box.
Headlight     yellow/brown     +     headlight switch
AutoLights    
Reverse Light     blue/red     +     driver kick, harness to rear
Left Front Door Trigger     BROWN / yellow     -     comfort module, 23 pin plug, pin 1
The comfort module is under the carpet in front of the driver seat, in a protective box.
Right Front Door Trigger    
Left Rear Door Trigger    
Right Rear Door Trigger    
Dome Supervision     blue/gray     -     comfort module, 23 pin plug, pin 21
The comfort module is under the carpet in front of the driver seat, in a protective box.
Trunk/Hatch Pin     BROWN / black     -     comfort module, 23 pin plug, pin 10
The comfort module is under the carpet in front of the driver seat, in a protective box.
Rear Glass Pin    
Hood Pin     BROWN / red     -     comfort module, 15 pin plug, pin 5
The comfort module is under the carpet in front of the driver seat, in a protective box.
Trunk/Hatch Release     BROWN / gray to BROWN / green     -     comfort module, 23 pin plug, pin 2
The comfort module is under the carpet in front of the driver seat, in a protective box. The fuel door release is RED / green (+) in the driver kick, harness to rear.
Trunk Release Motor    
Fuel Door Release    
Power Sliding Door (Left)     N/A  
Power Sliding Door (Right)    
Factory Alarm Arm     arms with lock  
Factory Alarm Disarm     disarms with unlock  
Disarm No Unlock    
Trunk Alarm Shunt    
Tachometer     NOT blk/blue or grn/red (W8)     ac     any fuel injector
Wait to Start     N/A  
Neutral Safety    
Clutch Pedal    
Fuel Pump    
Rear Defroster    
Mirror Defroster    
Left Front Heated Seat    
Right Front Heated Seat    
Speed Sense     WHITE/ blue  comfort module, 23 pin plug, pin 15
The comfort module is under the carpet in front of the driver seat, in a protective box.
Brake Wire     RED / black     +     brake pedal switch
Parking Brake     BROWN / white     -     parking brake switch
Horn Trigger     BLACK / YELLOW (alarm horn)     +     comfort module, 15 pin plug, pin 11
The comfort module is under the carpet in front of the driver seat, in a protective box.
Wipers     BLACK/ grn (L), BLACK/ pur (H)     +     windshield wiper switch
Left Front Window (Up/Down)     motor part of module  
Extended triggers on the power lock/unlock wires will roll the windows up/down, and close the sunroof. Use validity channels to control.
Right Front Window (Up/Down)     motor part of module  
Left Rear Window (Up/Down)     motor part of module  
Right Rear Window (Up/Down)     motor part of module  
Sun Roof (Open/Close)     motor part of module  
Sun Roof (Limit/Close)     N/A  
Memory Seat 1     yellow/black     -     memory switch on driver seat
Memory Seat 2     yellow/red     -     memory switch on driver seat
Memory Seat 3     yellow/blue     -     memory switch on driver seat
Radio 12V     RED / blue     +     radio harness
Radio Ground     brown     -     radio harness
Radio Ignition     (CAN data bus)  
Radio Illumination     (CAN data bus)  
Factory Amp Turn-on     N/A  
Power Antenna     N/A  
Left Front Speaker (+/-)     RED / green - BROWN / green     +,-     radio harness
If equipped, the amplifier is under the passenger side of the rear deck.
Right Front Speaker (+/-)     red - BROWN / red     +,-     radio harness
Left Rear Speaker (+/-)     blue/white - BROWN / white     +,-     radio harness
Right Rear Speaker (+/-)     blue - BROWN / blue     +,-     radio harness
Center Channel (+/-)    
Subwoofer (+/-)    
Aux. Audio Input Left (+/-)    
Aux. Audio Input Right (+/-)    
RSE Video (+/-)    
RSE Audio Left (+/-)    
RSE Audio Right (+/-)    
Satellite Radio 12 Volts    
Satellite Radio Ground    
Satellite Radio Ignition    
Satellite Radio Antenna    
Satellite Audio Left (+/-)    
Satellite Audio Right (+/-)    
"throw it in the gutter and go buy another"