Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

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Spark Plug: Service and Repair










INSPECT SPARK PLUG
1. Remove the ignition coil connector(A).





NOTE:
When removing the ignition coil connector, pull the lock pin(A) and push the clip(B).




2. Remove the ignition coil(B).
Remove bolt holding down the ignition coil.
Remove ignition coil from engine.
3. Using a spark plug socket, remove the spark plug.

CAUTION:
Be careful that no contaminates enter through the spark plug holes.

4. Inspect the electrodes (A) and ceramic insulator (B).





INSPECTION OF ELECTRODES






1. Check the electrode gap (A).

Standard : Unleaded : 1.0 - 1.1 mm (0.0394 - 0.0433 in.)