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"