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MERCURY GRAND MARQUIS
MODEL YEAR(S
GRAND MARQUIS 2006-2008
KEY T-HARNESS IMMOBILIZER
FDKEY-6 N/A FFORD'S TRANSPONDER ANTI-THEFT SYSTEM, See NOTE #1
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT RED (+) and LIGHT GREEN/PURPLE (+) @ IGNITION SWITCH HARNESS
STARTER DARK GREEN (+) @ IGNITION SWITCH HARNESS
STARTER 2 N/A
IGNITION 1 PURPLE/ORANGE (+) @ IGNITION SWITCH HARNESS
IGNITION 2 N/A
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 GRAY/YELLOW (+) and WHITE/BLUE (+) @ IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 WHITE/PURPLE (+) @ IGNITION SWITCH HARNESS
KEYSENSE BLACK/PINK ( + ) @IGNITION SWITCH HARNESS or LCM, 16-Pin Plug, Pin 10
PARKING LIGHTS ( - ) WHITE/BLACK (-) @ HEADLIGHT SWITCH or LCM, 16-Pin Plug, Pin 9, See NOTE #2
PARKING LIGHTS ( + ) BROWN (+) IN DRIVERS KICK PANEL or LCM, 13-Pin Plug, Pin 10, See NOTE #2
POWER LOCK PINK/YELLOW (TYPE A) IN DRIVERS KICK PANEL at DOOR HARNESS
POWER UNLOCK PINK/LIGHT GREEN (TYPE A) IN DRIVERS KICK PANEL at DOOR HARNESS
LOCK MOTOR WIRE N/A
DOOR TRIGGER DARK BLUE (-) Drivers Door and BLACK/ORANGE (-) Passenger Door See NOTE #3 14301_GRAND-MARQUIS_(-) NEGATIVE DOOR PIN ISOLATION CIRCUIT.pdf
DOMELIGHT SUPERVISION BLACK/LIGHT BLUE (+) IN PASSENGER KICK PANEL or LCM, 13-Pin Plug, Pin 5, See NOTE #2
TRUNK RELEASE PINK/YELLOW (5-Wire), See DIAGRAM IN DRIVERS KICK PANEL, HARNESS to REAR of Vehicle. 14301_GRAND-MARQUIS_5-WIRE TRUNK RELEASE DIAGRAM.pdf
SLIDING POWER DOOR N/A
HORN DARK BLUE (-) @ HORN SWITCH or LCM, 12-Pin Plug, Pin 7, See NOTE #2
TACH ANY wire NOT RED or WHITE/RED (AC) @ Any FUEL-INJECTOR or IGNITION COIL
WAIT TO START LIGHT N/A
BRAKE LIGHT GREEN/RED (+) @ SWITCH above BRAKE PEDAL
FACTORY ALARM DISARM DARK GREEN/PURPLE (-) IN DRIVERS KICK PANEL or LCM, 12-Pin Plug, Pin 9, See NOTE #2
ANTI-THEFT FORD'S TRANSPONDER ANTI-THEFT SYSTEM, See NOTE #1 @ IGNITION SWITCH TUMBLER
NOTES
NOTE #1: This vehicle is equipped with a Special Anti-theft key, to remote start you will

need a Bypass module 791, use this module IF you have a extra ignition key to

place inside the 791 to remote start, if you do not have an extra key to use or wish

not to have a key placed inside this bypass module, we OFFER a KEYLESS INTERFACE

BYPASS MODULE that does not require a key to be placed inside the bypass module,

this is Part # PKALL or PKFM, either one will work, to order, go to the INTERFACE

BYPASS MODULE PAGE on this website.





NOTE #2: the LCM, (Lighting Control Module) is located to the RIGHT of the Steering Column.





NOTE #3: the DRIVERS DOOR wire is at the DRIVERS DOOR MODULE in the DRIVERS DOOR,

the PASSENGER DOOR wire is in the DRIVERS KICK PANEL, in the DOOR HARNESS.

When connecting to an Alarm System, use both wires and DIODE ISOLATE,

See DIAGRAM







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