Cause  | Correction  | ||||
|---|---|---|---|---|---|
Incorrect oil filter without anti-drainback feature  | Install the correct oil filter.  | ||||
Incorrect oil viscosity  | Drain the engine oil and replace with the correct viscosity oil.  | ||||
High stationary hydraulic lash adjuster (SHLA), valve lifter, leak down rate  | Replace the SHLAs, valve lifters, as required.  | ||||
Worn crankshaft thrust bearing  | 
 
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Damaged or faulty oil filter by-pass valve  | 
 
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