Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 05 Nissan Frontier 4.0 low oil pressure › Reply To: 05 Nissan Frontier 4.0 low oil pressure July 11, 2020 at 9:58 pm #960472 Richard KirshyParticipant Engine overheats … that’s not a good sign. Suggest you hook up a mechanical oil pressure gauge and see exactly what the pressure is. Could be a bad oil pump or blockage in the pickup tube.