TM 9-6115-729-24
0011
TROUBLESHOOTING FAILURES WITHOUT FAULT CODES - Continued
SYMPTOM
45.
Low Engine Oil Pressure.
MALFUNCTION
Oil Level Too Low.
CORRECTIVE ACTION
STEP 1.
On EMCP set ENGINE CONTROL switch to OFF/RESET. Set Battery
Disconnect Switch to OFF. Set DEAD CRANK SWITCH to OFF.
STEP 2.
Check engine oil level. Add engine oil as necessary (TM 9-6115-729-10,
STEP 3.
Verify the problem has been resolved.
MALFUNCTION
Oil Pressure Sensor Malfunction.
CORRECTIVE ACTION
STEP 1.
Check for inactive diagnostic codes. Resolve codes as required.
STEP 2.
Verify oil pressure with a 100 PSI minimum gage connected to oil manifold near
oil pressure sensor. If oil pressure not correct, replace engine oil pressure
sensor.
STEP 3.
Verify the problem has been resolved.
MALFUNCTION
Oil Filter Defective.
CORRECTIVE ACTION
STEP 1.
On EMCP set ENGINE CONTROL switch to OFF/RESET. Set Battery
Disconnect Switch to OFF. Set DEAD CRANK SWITCH to OFF.
STEP 2.
Replace the engine oil filter. Inspect the engine oil check valve in the oil filter
base. Clean or replace components as required (WP 0111).
STEP 3.
Verify the problem has been resolved.
MALFUNCTION
Engine Oil Cooler Defective.
CORRECTIVE ACTION
STEP 1.
On EMCP set ENGINE CONTROL switch to OFF/RESET. Set Battery
Disconnect Switch to OFF. Set DEAD CRANK SWITCH to OFF.
STEP 2.
Check for engine oil leaks around the engine oil cooler also check for engine oil
in engine coolant. Repair or replace engine oil cooler (WP 0111).
STEP 3.
Verify the problem has been resolved.
0011-58
