2001 Dodge Ram 1500 2500 3500 Low Oil Pressure

2001 Dodge Ram 1500 2500 3500 Low Oil Pressure

Oil pressure is the continues physical force that circulates a viscous liquid derived from petroleum on the moving parts of an internal-combustion engine. Proper oil pressure is critical for longevity for most internal-combustion engines. If the supply of oil pressure is diminished the engine can be severely damaged. When oil pressure drops too a low oil pressure warning light activates on the instrument panel.

On most vehicles low oil pressure is often an indication of a bad oil pump, defective oil pressure sending unit, faulty warning light or a defective pressure gauge. This article discusses possible causes and corrections for low oil pressure on a 2001 Dodge Ram 1500 2500 or 3500 pickup truck.


Download Dodge Ram 1500 2500 3500 Repair Manual 2001 2002 2003 2004 2005 2006 2007 2008

  1. Low oil level. Check the trucks engine oil level and refill if necessary.
  2. Faulty oil pressure sending uint. Reinstall a new oil sending unit. Refer to download repair manual for removal and installation procedures.
  3. Obstructed oil filter. Remove and install a new oil filter.
  4. Worn oil pump. Replace the entire oil pump assembly with a new assembly.
  5. Diluted or thin oil. Change the motor oil to correct viscosity. Refer to the repair manual for oil viscosity and type.
  6. Excessive bearing clearance. Refer to bearing specifications chart in the download repair manual for correct bearing clearance tolerances.
  7. Oil pump relief valve stuck. Remove the oil pump relief valve and inspect it for debris or grime, clean and reinstall.
  8. Oil pump suction tube obstructed, bent or broken. Inspect the oil pump suction tube and either clean or replace it, whichever is necessary.
  9. Oil pump cover cracked or warped. Install a new oil pump.

It’s highly recommended you refer to the download factory repair manual when performing repairing a low oil pressure issue. The manual contains critical specifications, advanced troubleshooting guides and additional repair procedures.


    • Usually this means the throttle body assembly is dirty. The throttle is not able to return fast enough, thus the voltage drops and the engine attempts to stall. It could also be low oil level. Do you have enough oil?

    • Yes, it basically applies to all 2001 pickup trucks:

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