Spark Plug: Service and Repair

ON-VEHICLE INSPECTION

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).
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





5. Check the electrode gap (A).

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