Ignition Control Module: Service and Repair

Ignition Module:

1. Remove the two Thick Film Ignition (TFI) module/heatsink assembly retaining screws.
2. Disconnect the TFI 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 TFI module/heatsink assembly from the vehicle.
4. Remove the two TFI module retaining screws and separate the module from the heatsink.
5. Clean the mating surfaces, then apply dielectric silicone (Ford D7AZ-19A331-A, or equivalent) to the ignition module base.
6. Place the module in the heatsink assembly, then install and tighten the retaining screws to 15-35 in lb (1.7-4.0 Nm).
7. Install the TFI module/heatsink assembly on the fender and install the retaining screws.
8. Connect the TFI module electrical connector.