Engine noise – Piston, piston ring and cylinder noise
Precautions: General safety (00)
Perform troubleshooting referring to the following points when ECM has detected no DTC and no abnormality has been found in Visual Inspection:K14C and Engine Basic Inspection:K14C.
| Condition | Possible Cause | Action |
|---|---|---|
|
Engine noise – Piston, piston ring and cylinder noise
NOTE:
Before checking mechanical noise, check that:
•Specified spark plug is used.
•Specified fuel is used. |
Worn piston, piston ring and cylinder bore
|