Ford Focus Service Manual: Ignition Coil-On-Plug
Material
| Item | Specification |
|---|---|
| Motorcraft® Silicone Brake Caliper Grease and Dielectric Compound
XG-3-A |
ESE-M1C171-A |
Removal and Installation
- Disconnect the ignition coil-on-plug electrical connector.
- NOTE:
When removing the ignition coil-on-plugs, a slight twisting motion will break the seal and ease removal.
Remove the bolt and the ignition coil.
- To install, tighten to 10 Nm (89 lb-in).
- Inspect the coil boots for rips, nicks or tears. Remove and discard any
damaged coil boots.
- To install, slide the new coil boot onto the coil until it is fully seated at the top of the coil.
- To install, reverse the removal procedure.
- Apply silicone dielectric compound to the inside of the ignition coil boot.
Engine Ignition
The Electronic Ignition (EI) system is a coil-on-plug ignition system. The coil-on-plug
ignition system consists of the:
Camshaft Position (CMP) sensor.
Crankshaft Position (CKP) sensor.
...
Spark Plug Inspection
Inspect the spark plug for a bridged gap.
Check for deposit build-up closing the gap between the electrodes. Deposits
are caused by oil or carbon fouling.
Install a new spark pl ...
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