Except 3.8L
- Disconnect "Spout" in-line connector at TFI module. Connect Spark Tester (D81P-6666-A) between ignition coil wire and engine ground. See Fig 1. Crank engine. Check for spark at tester. If no spark occurs, perform IGNITION COIL PRIMARY RESISTANCE test.
- If spark occurs, check Profile Ignition Pick-Up (PIP) and ignition ground wires for continuity. Repair as necessary. If these items are okay, go to appropriate ELECTRONIC ENGINE CONTROL IV article under TESTING & DIAGNOSTICS.
Courtesy of FORD MOTOR CO.