RAM 3500 Truck 2WD L6-5.9L DSL Turbo VIN C (2003)
Engine Oil Pressure: Testing and Inspection
DIAGNOSIS AND TESTING - ENGINE OIL PRESSURE
1. Remove the 1/8 npt plug from the top of the oil filter housing.
2. Install Oil Pressure Line and Gauge Tool C-3292 with a suitable adapter.
3. Start engine and warm to operating temperature.
4. Record engine oil pressure and compare with engine oil pressure chart. If minimum engine oil pressure is below these ranges, Refer to ENGINE -
DIAGNOSIS AND TESTING.
CAUTION: If engine oil pressure is zero at idle, DO NOT RUN THE ENGINE.
5. Remove oil pressure gauge and install the 1/8 npt plug.