Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD1994F 250 2WD PICKUP L6-300 4.9LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTIGNITION SYSTEMIGNITION CONTROL MODULESERVICE AND REPAIR
1994 Ford F 250 2WD Pickup L6-300 4.9L
Ignition Control Module: Service and Repair
1994 Ford F 250 2WD Pickup L6-300 4.9LSECTION Service and Repair
Ignition Module:
REMOVAL
1. Remove the two ignition module/heatsink assembly retaining screws.
2. Disconnect the ignition module electrical connector.
NOTE: To disconnect the module connector, push on the connector where it says PUSH, then slide connector from module.
3. Remove the ignition module/heatsink assembly from the vehicle.
4. Remove the two ignition module retaining screws and separate the module from the heatsink.
INSTALLATION
1. Clean the mating surfaces, then apply dielectric silicone (Ford D7AZ-19A331-A, or equivalent) to the ignition module base.
2. Place the module in the heatsink assembly, then install and tighten the retaining screws to 15-35 lb. in. (1.7-4.0 N-m).
3. Install the ignition module/heatsink assembly on the fender and install the retaining screws. Tighten the screws to 80-124 lb. in. (9-14 N-m).
4. Connect the ignition module electrical connector.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.