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MERCURY MOUNTAINEER
MODEL YEAR(S
MOUNTAINEER 2002-2003
KEY T-HARNESS IMMOBILIZER
FDKEY-6 N/A FORD'S TRANSPONDER ANTI-THEFT SYSTEM, See NOTE #1
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT YELLOW (+) @ IGNITION SWITCH HARNESS
STARTER RED (+) @ IGNITION SWITCH HARNESS
STARTER 2 N/A
IGNITION 1 RED/LIGHT GREEN (+) @ IGNITION SWITCH HARNESS
IGNITION 2 BLACK/LIGHT GREEN (+) @ IGNITION SWITCH HARNESS
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 GREEN/LIGHT GREEN (+) @ IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 N/A
KEYSENSE N/A
PARKING LIGHTS ( - ) N/A
PARKING LIGHTS ( + ) BROWN (+) @ HEADLIGHT SWITCH or in DRIVERS KICK PANEL
POWER LOCK PINK/YELLOW (TYPE B), See NOTE #3 IN DRIVERS KICK PANEL 14301_MOUNTAINEER_FORD GEM WAKE UP DIAGRAM II.pdf
POWER UNLOCK PINK/LIGHT GREEN (TYPE B), See NOTE #3 IN DRIVERS KICK PANEL
LOCK MOTOR WIRE PINK/BLACK (5-WIRE TYPE) IN DRIVERS KICK PANEL
DOOR TRIGGER BLACK/LIGHT BLUE (+) IN DRIVERS KICK PANEL
DOMELIGHT SUPERVISION USE DOOR TRIGGER
TRUNK RELEASE ORANGE/LIGHT GREEN (+) or PURPLE/YELLOW (+) @ CSM, See NOTE #2
SLIDING POWER DOOR N/A
HORN YELLOW/LIGHT GREEN (-) or YELLOW/LIGHT BLUE (-) @ STEERING COLUMN HARNESS
TACH Any wire that is NOT RED or WHITE/LIGHT BLUE (AC) @ IGNITION COIL or FUEL INJECTOR
WAIT TO START LIGHT N/A
BRAKE LIGHT GREEN (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM DARK GREEN/PURPLE (-) @ CSM, 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 CSM (Central Security Module) is located in the Passenger side C Pillar.





NOTE #3: the GEM (Generic Electronic Module) on this vehicle shuts down after the vehicle is

locked and will need to be woke up before the Keyless Entry can work again, to

wake up this GEM Module See DIAGRAM
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