TROUBLESHOOTING
195
OK
OK
OK
OK
OK
9. OIL PRESSURE DOES NOT RISE
Checkpoint Trouble Cause Countermeasure
Engine oil
Improper viscosity engine oil
Too much engine oil
Replace the engine oil
Correct the engine oil volume
Oil pressure gauge or unit
Oil pressure indicator light
Defective oil pressure gauge or
unit
Defective indicator light
Repair or replace the oil pres-
sure gauge or unit
Replace the indicator light
Clogged oil filter element
Replace the oil filter element or
the oil filter cartridge
Relief valve sticking and/or weak
by-pass valve spring
Replace the relief valve and/or
the by-pass valve spring
Oil pump
Relief valve and by-pass valve
Oil filter
Clogged oil pump strainer Clean the oil pump strainer
Worn oil pump related parts
Replace the oil pump related
parts
Rocker arm shaft Worn rocker arm bushing Replace the rocker arm bushing
NG NG
NG NG
NG NG
NG NG
NG NG
NG NG
NG NG
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