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FORD F-SERIES
MODEL YEAR(S
F-SERIES 1987-1993
KEY T-HARNESS IMMOBILIZER
N/A N/A N/A
PART COLOR LOCATION DIAGRAM
12 VOLT CONSTANT YELLOW (+) @ IGNITION SWITCH HARNESS
STARTER RED/LIGHT BLUE (+) @ 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 GRAY/YELLOW (+) @ 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/GREEN (TYPE C), See NOTE #1 IN EITHER KICK PANEL
POWER UNLOCK PINK/YELLOW OR BLACK/ORANGE (TYPE C) IN EITHER KICK PANEL
LOCK MOTOR WIRE N/A
DOOR TRIGGER BLACK/BLUE (+) IN DRIVERS KICK PANEL
DOMELIGHT SUPERVISION USE DOOR TRIGGER
TRUNK RELEASE N/A
SLIDING POWER DOOR N/A
HORN DARK BLUE (-) @ STEERING COLUMN HARNESS
TACH TAN/YELLOW, See NOTE #2 @ IGNITON COIL
WAIT TO START LIGHT BLACK/PINK (-) See NOTE #3
BRAKE LIGHT GREEN (+)
FACTORY ALARM DISARM N/A
ANTI-THEFT N/A
NOTES
NOTE #1: On this TYPE C System you MUST TEST from the DRIVERS DOOR Switch only

when testing for SWITCH and MOTOR wires.







NOTE #2: The DIESEL TACH wire is a WHITE/BLACK (AC) at the ALTERNATOR.









NOTE #3: The WAIT TO START wire is at the WAIT to START LIGHT on the dash or at the GLOW

PLUG CONTROLLER on the center, rear of the engine.

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