Ignition System Circuit Wiring Diagram (1999 5.4L V8 Ford F250 Super Duty, F350 Super Duty)

APPLIES TO: This ignition system circuit wiring diagram applies to the following vehicles:

• 5.4L V8 Ford F250 Super Duty: 1999.
• 5.4L V8 Ford F350 Super Duty: 1999.

CIRCUITS: This wiring diagrams includes the following ignition system components:

• Coil-On-Plug (COP) ignition coils.
• Crankshaft position (CKP) sensor.
• Camshaft position (CMP) sensor.
• Knock sensor.

IGNITION COIL TESTS: The following tutorials will help you with test the ignition coils:

• How To Test The Ford 4.6L, 5.4L Coil-On-Plug Ignition Coils.

WIRING DIAGRAMS: You can find a complete list of wiring diagrams for the F-Series pickups here:

• 4.6L, 5.4L Ford F150, F250, And F350 Index of Articles