Dodge Durango

 Service Manual

Engine » Diagnosis and testing
Checking engine oil pressure

(1) Remove oil pressure sending unit (Fig. 3) and install gauge assembly C-3292.

Fig. 3 Oil Pressure Sending Unit

1 - BELT

2 - OIL PRESSURE SENSOR

3 - OIL FILTER

4 - ELEC. CONNECTOR

(2) Run engine until thermostat opens.

(3) Oil Pressure:

• Curb Idle-25 Kpa (4 psi) minimum
• 3000 rpm-170 - 550 KPa (25 - 80 psi)

(4) If oil pressure is 0 at idle, shut off engine.

Check for a clogged oil pick-up screen or a pressure relief valve stuck open.

Engine diagnosis-introduction

Service diagnosis-performance

Service diagnosis-mechanical

Service diagnosis-lubrication

Intake manifold leakage diagnosis

Cylinder compression pressure test

Cylinder head gasket failure diagnosis

Cylinder combustion pressure leakage test

Engine oil leak inspection

Rear seal area leaks-inspection

Hydraulic lash adjuster noise diagnosis

Checking engine oil pressure