Oil Pump: Disassembly

WARNING: This page is about a different car, the 2005 Dodge Stratus and 2005 Chrysler Sebring. However, it is still accessible from the selected car via links, so may be relevant.

To remove the relief valve, proceed as follows:
Remove the threaded plug and gasket from the oil pump. See Fig 1.
CAUTION: Oil pump pressure relief valve must be installed as shown in Fig 1 or serious damage may occur.

Remove spring and relief valve. See Fig 1.

Fig 1: Oil Pressure Relief Valve

Courtesy of DAIMLERCHRYSLER CORP.

1 - RETAINER CAP

2 - GASKET

3 - OIL PUMP BODY

4 - RELIEF VALVE

5 - SPRING

Remove oil pump cover screws, and lift off cover.
Remove pump rotors.
Wash all parts in a suitable solvent and inspect carefully for damage or wear. See Fig 2.

Fig 2: Oil Pump

Courtesy of DAIMLERCHRYSLER CORP.

1 - OIL PUMP BODY

2 - OIL PUMP COVER

3 - OUTER ROTOR

4 - INNER ROTOR