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).
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.) - Unleaded
0.8 - 0.9 mm (0.0315 - 0.0354 in) - Leaded