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Page Title:
ENGINE OIL PRESSURE BELOW NORMAL. |
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 TM 10-3930-673-20-1
2
11. ENGINE OIL PRESSURE BELOW NORMAL.
INITIAL SETUP
References
Tools and Special Tools
TM 10-3930-673-10
Tool Kit, General Mechanic's: Automotive
TM 9-4910-571-12&P
(Item 18, Appendix F)
STE/ICE-R (Item 17, Appendix F)
Equipment Condition
Engine running (TM 10-3930-673-10)
Parking brake on (TM 10-3930-673-10)
Wheels chocked (TM 10-3930-673-10)
START
WARNING
1
KNOWN INFO
TEST OPTIONS
Read WARNING on
Indicated engine oil pressure is
Visual inspection.
following page.
continuously below normal 30 to
REASON FOR QUESTION
90 PSI operating range.
Is engine oil at FULL mark on
This question eliminates possible
LOW OIL PRESSURE light is ON.
problems and determines where
dipstick?
POSSIBLE PROBLEMS
troubleshooting continues.
Engine oil level low.
Engine coolant temperature above
normal.
Engine oil filter blocked.
Engine oil grade incorrect.
Engine oil pressure switch faulty.
Engine oil pressure gage faulty.
Add engine oil as
NO
needed (Para 4-2).
YES
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