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Page Title:
ENGINE OIL PRESSURE ABOVE NORMAL - continued |
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 TM 10-3930-673-20-1
12. ENGINE OIL PRESSURE ABOVE NORMAL (CONT).
2
KNOWN INFO
TEST OPTIONS
Indicated engine oil pressure is
Visual inspection.
Is engine coolant temperature
continuously above normal 30 to
REASON FOR QUESTION
90 PSI operating range.
within normal (180 to
If coolant temperature is below
Engine oil pressure switch OK.
210 degrees F) operating
normal, engine oil pressure will
Engine oil pressure gage OK.
range?
read above normal.
POSSIBLE PROBLEMS
Engine coolant temperature below
normal.
Engine oil grade incorrect (too
heavy).
See Fault 12, Engine
water temperature
NO
below normal
Troubleshooting
Section.
YES
2-674
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