Q&A

IT DEPENDS ON IF ITS PRIMARY OR SECONDARY ISSUES.

Tests/Procedures: 1. Check for the correct Thick Film Ignition (TFI) Module application. It should be black in color.

2. Check base ignition timing and verify that timing is advancing with the Spark Output (SPOUT) connector plugged in. Base timing should be 10 degrees Before Top Dead Center (BTDC), timing at idle is typically 20-25 degrees BTDC with the SPOUT connector plugged in.

3. Check the Ignition Diagnostic Monitor (IDM) circuit for an open between the Thick Film Ignition (TFI) Module and the Powertrain Control Module (PCM) pin 48.
Tech Tips: The ignition module for this vehicle should be BLACK in color, instead of Grey. Ford parts books are incorrect and show that this vehicle should have a Grey module. The Motorcraft part number for the Black TFI module is a DY-679.