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MOTRS

Falcon (EA-AU)

1988-2002 / Sedan / Estate / Australia

Critical Engine

TFI Module Failure (EA-ED)

Symptoms

The engine cuts out while driving and won't restart. After cooling for 30-60 minutes, it may restart and run normally for a while before dying again. Sometimes fails permanently.

Cause

The Thick Film Ignition (TFI) module is mounted on the distributor, directly exposed to engine heat. The module's internal solder joints crack from thermal cycling. This is a design flaw, the module should never have been heat-soak mounted. Bosch designed the unit; Ford Australia (via Motorcraft) just relabelled it.

Fix

Replace the TFI module.

Genuine Motorcraft units are the most reliable but increasingly hard to find.

Aftermarket Bosch units are available ($80-150).

Some owners relocate the TFI module away from the engine using an extension harness to reduce heat exposure.

Carry a spare in the glovebox, this is the number one stranding failure on EA-ED Falcons.

Cost mentioned in fix
$80-150

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