Engine Pumps Oil

Engine Pumps Oil Problem Reasons :
Possible Causes :

1. Piston rings poor fit in piston grooves
2. Piston rings poor fit in cylinder
3. Broken piston rings
4. Scored cylinder walls
5. Excessive piston clearance
6. Excessive oil pressure
7. Thin oil
8. Improper grade of oil
9. Excessive bearing clearance
10. Faulty scavenger pump


DTC engine OBD/2 fault codes list.

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