Low oil pressure

Insufficient or poor oil supply to components.

1. Perform oil pressure test.
2. Repair or replace all damaged components.

Loose and/or damaged flywheel/flex plate

1. Inspect the flywheel/flex plate and flywheel/flex plate attaching bolts.
2. Repair or replace all damaged components.

Excessive piston-to-cylinder bore clearance

1. Inspect the piston rings for low ring tension, broken or worn rings, inspect cylinder bore.
2. Repair or replace all damaged components.

Excessive crankshaft thrust bearing clearance

1. Inspect the crankshaft end play and crankshaft thrust bearings.
2. Repair or replace all damaged components.

Excessive crankshaft bearing clearance

1. Inspect the crankshaft bearings and crankshaft journals.
2. Repair or replace all damaged components.