Inspection

Check the plug gap and replace if the limit is exceeded.
Standard value: 1.0-1.1 mm (0.039-0.043 in.)
Limit: 1.3 mm (0.051 in.)


CAUTION
1. Do not attempt to adjust the gap of the platinum plug.
2. Cleaning of the platinum plug may damage the platinum tip. Therefore, if carbon deposits must be removed, use a plug cleaner and complete cleaning within 20 seconds for protection of the electrode. Do not use wire brushes.