92'-94' Ford Crown Victoria
92'-94' Mercury Grand Marquis

Item
Wire Color
Polarity
Location
Notes
+12V
Yellow
+
Ignition Switch Harness
There are two seperate feeds from the battery to the ignition switch. Both are fused at 50 amps and both are yellow in color.
+12V
Yellow
+
Ignition Switch Harness

Ignition 1

Fuel delivery and ignition systems, transmission controls, instrument cluster
Red/Light Green

+
Ignition Switch Harness
Hot with key in the "run" and "start" positions
Ignition 2

Climate control blower motor, Blend door,  A/C cycle switch, Airbag Module, Antilock Brake Module, Airbag Module
Gray/Yellow
+
Ignition Switch Harness
Hot with key in the "run" position only. Not powered with key in the "start" position.

Use an external relay due to high current draw
Ignition 3

Rear Window Defroster, Air Suspension, Backup Lights
Brown/Pink
+
Ignition Switch Harness
Hot with key in the "run" position only. Not powered with key in the "start" position.
Accessory 1

Radio, Power Windows, Windshield Wipers, Power Antenna
Black/Light Green
+
Ignition Switch Harness
Hot with key in the "run" or "accessory" positions. Not powered with key in the "start" position.

Do not need to apply power to this wire during remote starting.
Starter
White/Pink
+
Ignition Switch Harness
Hot with the key in the "start" position only.
Power Door Locks (Lock)
Pink/Yellow

Behind Glovebox or in Drivers Door Harness
Vehicles without factory keyless entry such as police interceptors are five wire ground at rest reverse polarity.

Cars with factory keyless entry are negative trigger (-).
Power Door Locks (Unlock)
Pink/Light Green

Behind Glovebox or in Drivers Door Harness
Vehicles without factory keyless entry such as police interceptors are five wire ground at rest reverse polarity.

Cars with factory keyless entry are negative trigger (-).
Parking Lights
Brown
+
At Headlight Switch or Behind Drivers Kickpanel

Headlights
Red/Yellow
+
At Headlight Switch
High current flow. Red/yellow wire connects to the headlamp bulbs. Black/Orange wire on the headlamp switch is a constant +12V source fused at 40amps.
Door Trigger
Black/Light Blue
+
At underdash courtesy bulbs or at headlight switch or at door jamb switch

Igntion Key Warning
Black/Pink
-
At warning buzzer or at base of steering column
Supplies a ground path to the warning buzzer module when the ignition key is in the lock cylinder.
Neutral Safety



Park neutral switch is located on the transmission and electrically opens the starter circuit unless the gear selector is in park or neutral
Horn
Yellow/Light Green
-
At base of steering column
Grounding this wire sounds the horn
Trunk Ajar
Brown/White
-
Behind drivers kickpanel
Only present on vehicles equipped with digital instrument cluster.

Provides a ground path when the trunk is ajar
Trunk Release Solenoid
Purple/Yellow
+
Behind drivers kickpanel or in bundle of wires above drivers rocker panel
Applying +12V to this wire opens the trunk
Reverse Lights
Black/Pink
+
Behind drivers kickpanel or in bundle of wires above drivers rocker panel

Tachometer


At coil packs
Each coil pack contains two coils, each controlling two spark plugs. Choose one of four wires at these coils. Tan/Light Green or Tan/Light Blue at left coil module. Tan/White or Tan/Orange at right coil module.
Brake Light Switch
Light Green
+
At brake light switch or behind drivers kickpanel or in bundle of wires above drivers rocker panel

Rear Window Defroster



The rear window defroster timer is integrated into the switch assembly. To engage the timer from a momentary output of an alarm, disassemble the switch and solder two wires to the circuit board where the push button contacts connect. Then use an additional relay to emulate the button being depressed.
Rear Window Defroster Element Feed
Brown/Light Blue
+
At defrost switch or in bundle of wires above rocker panel
To bypass the factory timer module all together and supply +12V directly to the defroster elements, use a latching output of the remote start module to drive a relay that connects the Black/Yellow wire (constant +12V) with the Yellow/Black wire on the defrost switch.


Return to the Remote Start Installation Page


Questions or Comments?

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