Engine Noisy: Axiom
- Bearing or crankshaft pin worn.
- Camshaft worn out.
- Connecting rod bent.
- Connecting rod bearing seized.
- Crank bearing seized.
- Crankpin out or round.
- Crankshaft out of round.
- Crankshaft end play excessive (noise occurs when clutch is engaged).
- Carbon deposits in combustion chambers.
- Drive belt slipping.
- Engine overheating.
- Fuel too low in octane rating.
- Oil clearance increased due to worn crank journals or crank bearings.
- Piston clearance increased due to cylinder wear.
- Piston defective.
- Piston ring broken.
- Piston pin or piston hole worn.
- Piston seized.
- Preignition due to use of incorrect spark plugs.
- Selection of transmission gear incorrect.
- Tensioner bearing defective.
- Timing belt tension is incorrect.
- Timing belt comes in contact with timing cover.
- Timing pulley defective.
- Valve and valve guide seized.
- Valve clearance incorrect.
- Valve spring broken or weakened.
- Valve seat off-positioned.
- Water pump defective.
- Wide Open Throttle enrichment system failure.