IGNITION
Ignition Coil
Turns low battery voltage into the very high voltage needed to make a spark.
Identification & Position
- Part name
- Ignition Coil
- System
- Ignition
- Location
- Mounted on or near the engine. Exact position depends on the engine configuration — confirm on your truck.
- What it does
- Builds and releases high voltage into the plug or plug wire at the right instant.
- What it connects to
- • Ignition primary circuit / PCM
- • Spark plug wires or plugs
- • Ground path
- What is above it
- Verification Required
- What is below it
- Verification Required
- What is in front of it
- Verification Required
- What is behind it
- Verification Required
- Must be removed to access it
- • Battery negative terminal
- • Coil electrical connector
- • Plug wires where fitted
- • Mounting fasteners
Show me how to take this apart
Dependency path — the order things must come off
Reveals the order of everything that has to be disconnected or removed to reach this part.
Symptoms & Testing
- Common failure symptoms
- • Misfire
- • Rough running under load
- • Check engine light
- • Hard starting
- How to test it
- 1. Scan for misfire counts by cylinder.
- 2. Measure coil primary and secondary resistance where specified.
- 3. Inspect for tracking, cracks and carbon paths.
Symptoms narrow the list of possibilities. They never confirm a diagnosis on their own — test before replacing anything.
Part Numbers
Enter the Ford part number for your exact configuration.
Enter the aftermarket cross-reference you intend to use.
Part numbers vary by engine, drive type and build date. Nothing is guessed here — enter yours from a verified source on the admin page so it stays with this component.
Difficulty & Time
Safety Warnings
- Ignition voltage can injure. Do not handle live ignition components with the engine running.
Tools Needed
- Digital multimeterVoltage, ground and voltage-drop testing
- Socket set (metric and imperial)Almost every fastener on the truck
- OBD-II scan toolReading codes and live sensor data
Related Parts
Real photos online
Opens photos of "Ignition Coil" on other sites
- Google ImagesWidest mix of real owner and shop photos.
- Bing ImagesOften turns up different photos than Google.
- Owner forumsPhotos with the story of the repair attached.
- Parts catalogue photosClean studio shots of the part on its own.
- Video walkthroughsSee it in place while someone works on it.
These open other people's websites in a new tab. Photos there belong to whoever took them, so they are shown on their own site rather than copied into this app — and they may be a different year, engine or trim, so always compare against your own truck.