Spark Plug: Service and Repair

Spark Plugs

Service Repair No - 18.20.02

Removal
1. Disconnect the battery ground cable.
2. Remove the engine cover.
3. Disconnect the high tension (HT) electrical connectors.
4. Clean the area surrounding the spark plugs.
5. Remove the spark plugs.





Installation

CAUTION: Prior to fitting new copper spark plugs, check that the electrode gaps are set to 1.4 mm, adjust if necessary. Existing platinum or copper spark plugs must not be re-gapped in service, if the electrode gap is incorrect new spark plugs must be fitted.

NOTE: Do not apply lubricant to the threads.

1. Install the spark plugs.
^ Check the spark plug gap.
^ Tighten the spark plugs to 18 Nm (13 ft. lbs.).

2. Connect the HT electrical connections.
3. Install the engine cover.
4. Connect the battery ground cable.