MODEL YEAR(S)
F SERIES SUPER DUTY 2002 -2005
KEY T-HARNESS IMMOBILIZER
N/A FD-1 (2002-2005 ONLY) N/A
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT YELLOW (+) and LIGHT GREEN/PURPLE (+) IGNITION SWITCH HARNESS
STARTER DARK GREEN (+) IGNITION SWITCH HARNESS
STARTER 2 N/A
IGNITION 1 WHITE/YELLOW or RED/LIGHT GREEN (+) IGNITION SWITCH HARNESS
IGNITION 2 RED/BLACK (+) IGNITION SWITCH HARNESS
IGNITION 3 N/A
ACCESSORY/HEATER BLOWER 1 GRAY/YELLOW (+) IGNITION SWITCH HARNESS
ACCESSORY/HEATER BLOWER 2 DARK BLUE/LIGHT GREEN (+) IGNITION SWITCH HARNESS
KEYSENSE N/A
PARKING LIGHTS ( - ) N/A
PARKING LIGHTS ( + ) BROWN (+) @ HEADLIGHT SWITCH
POWER LOCK See NOTE *1
POWER UNLOCK See NOTE *1 26500_F-SERIES-SUPER-DUTY_FORD GEM WAKE UP DIAGRAM II.pdf
LOCK MOTOR WIRE PINK/BLACK (+) IN DRIVERS KICK PANEL
DOOR TRIGGER BLACK/LIGHT BLUE (+) IN EITHER KICK PANEL
DOMELIGHT SUPERVISION USE DOOR TRIGGER, Requires Part #775 Relay
TRUNK RELEASE N/A
SLIDING POWER DOOR N/A
HORN DARK BLUE (-) @ STEERING COLUMN HARNESS or VSM, See NOTE *2
TACH Any wire that is NOTE RED/LIGHT GREEN, See NOTE *3 @ IGNITON COILS
WAIT TO START LIGHT See NOTE *4
BRAKE LIGHT GREEN (+) @ SWITCH ABOVE BRAKE PEDAL
FACTORY ALARM DISARM N/A
ANTI-THEFT N/A
NOTES
NOTE *1 Vehicles without FACTORY KEYLESS ENTRY are a TYPE "C" Door Locking system, the PINK/YELLOW is for LOCK and the PINK/LIGHT GREEN is for UNLOCK both wires are found in EITHER KICK PANEL, you MUST use the DRIVERS DOOR SWITCH for TESTING. if vehicle is equipped with FACTORY KEYLESS ENTRY the Door Locks are a TYPE "B" System, the LOCK is a WHITE/RED (-) and the UNLOCK is a BLACK/WHITE (-) both wires are found at the VSM or in the DRIVERS DOOR HARNESS between the door and the door jam. You MAY also need to connect up the GEM WAKE UP DIAGRAM if when you use the REMOTE KEYLESS ENTRY and the door locks stop working after a 5 minute wait.


NOTE *2 The VSM (Vehicle Security Module) is located to the RIGHT of the GAS PEDAL, just above the transmission hump and below the RADIO, it is NOT ACCESSIBLE from the radio opening.


NOTE *3 The DIESEL TACH wire is a GREEN/WHITE wire, located in a 5-pin harness held up with tape behind the parking brake release.


NOTE *4 For WAIT TO START LIGHT, do not use the wire in the vehicle, use the 5,10,15 or 20 Second PROGRAMMABLE Wait To Start Timmer on the Remote Starter