Vehicle Wiring Details for a
2002 Ford Taurus
Item Wire Color Polarity Wire Location
12V lt. green/purple Positive (+) ignition harness
Starter red/lt. blue Positive (+) ignition harness
Starter 2 none
Ignition red/lt. green Positive (+) ignition harness
2nd Ignition none
3rd Ignition none
Accessory gray/yellow Positive (+) ignition harness
Accessory 2 black/lt. green Positive (+) ignition harness
Tachometer tan/yellow PCM [6]
Power Door (Lock)
Wiring Diagram for
[Negative (-)] Door Lock
pink/yellow Negative (-) 26 pin plug at GEM [1]
Power Door (Unlock)
Wiring Diagram for
[Negative (-)] Door Unlock
pink/ lt. green Negative (-) 26 pin plug at GEM [1]
Door Trigger black/orange [3] Negative (-) 20 pin plug at GEM [1]
Dome Supervision
Wiring Diagram for
[Positive (+)] Dome
black/lt. blue Positive (+) top plug of fusebox
Headlights red/yellow [2] Negative (-) headlight switch
Parklight Positive brown Positive (+) headlight switch or fusebox
Parklight Negative none
Wipers white(L), blu/org(H) Positive (+) wiper motor
Left Front Window
wht/blk - org/wht drivers window motor
Right Front Window
wht/yel - yel/red drivers switch or kick panel
Left Rear Window
yel/lt blu - gry/org A drivers switch or kick panel
Right Rear Window
yel/blk - red/blk A drivers switch or kick panel
Trunk/Hatch Pin [4]
Hood Pin tan/lt. green Negative (-) 26 pin plug at GEM [1]
Trunk/Hatch Release
Wiring Diagram for
[] Trunk/Hatch
Factory Alarm
Factory Alarm
pink/white Negative (-) 26 pin plug at GEM [1]
Horn purple or blue Negative (-) steering column
Brake red/lt. green Positive (+) brake pedal switch
Door Motor
pink/black top plug of fusebox
Door Motor
red/white top plug of fusebox
Disarm pink/orange top plug of fusebox
Disarm No Unlock none
Additional Info:
This vehicle is equipped with PATS (Passive Anti-Theft System). Use Commando module TransMod to over-ride during remote start. [1] The GEM module is to the left of the steering column. [2] The headlights are high current negative. Must use a relay. [3]This wire controls the door ajar indicator on the dash, must cut the wire and diode isolate it from the instrument cluster. Can also use individual negative door trigger wires in the 26 pin plug at the GEM. They are: yellow/black (LF), gray/red (RF), lt. green/yellow(LR), and pink/lt. blue(RR). [4] On the sedans use black/pink (-) at the light in the trunk. On the wagons use white/purple (-) in the 26 pin plug at the GEM. [5] With keyless entry it is purple/yellow (-) at the switch. Without keyless entry it is gray/red (+) at the switch. On the wagon, to unlock just the rear hatch use yellow/lt. green (-) in the 26 pin plug at the GEM. [6] The PCM is on the passenger side firewall under the hood. [7] The rear control unit is on the left side of the trunk.

ATTENTION: This wiring information is being provided free of charge and on an "as is" basis, without any representation or warranty. It is your responsibility to verify any circuit before interfacing with it by using a digital multimeter. GNU Industries, Inc. assumes no responsibility with regards to the accuracy or currency of this information. Proper installation in every case is and remains the responsibility of the installer. GNU assumes no responsibility resulting from an improper installation, even in reliance upon this information.

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