This MAY seem Strange But It IS ALL necessary for Oil Pump Replacement. And Please Don't Forget to Rate Me as Most Folks Do Not. Thank You and GOOD LUCK with the Oil Pump Job Also
It is necessary to remove the oil pan
, oil pickup and chain case cover to service the oil pump rotors. The oil pump pressure relief valve can be serviced by removing the oil pan and oil pickup tube. Refer to Timing Chain
Cover Removal and Installation for procedures.DISASSEMBLY
- To remove the relief valve, proceed as follows:
- Drill a 3.175 mm (1/8 inch) hole into the relief valve retainer cap and insert a self-threading sheet metal screw into cap.
- Clamp screw into a vise and while supporting chain case cover, remove cap by tapping chain case cover using a soft hammer. Discard retainer cap and remove spring and relief valve.
- Remove oil pump cover screws, and lift off cover.
- Remove pump rotors.
Oil Pump Assembly
- Wash all parts in a suitable solvent and inspect carefully for damage or wear.
- Assemble pump, using new parts as required. Install the inner rotor with chamfer facing the cast iron oil pump cover.
- Tighten cover screws to 12 Nm (105 inch lbs.).
- Prime oil pump before installation by filling rotor cavity with engine oil.
- Install chain case cover. Refer to Timing Chain Cover Installation.
REMOVAL of Timing cover
- Disconnect negative cable from battery.
- Remove timing chain cover.
Of Oil Pan to gain Access to OIL PUMP
- Disconnect negative cable from battery and remove engine oil dipstick.
- Raise vehicle on hoist and drain engine oil.
- Remove bending brace to transaxle attaching bolt.
- Remove bolts attaching dust cover to transaxle housing. Lower dust cover to gain access to oil pan bolts.
- Remove oil pan screws and remove oil pan.
- Clean surfaces and apply a 1/8 inch bead of Mopar (R) Silicone Rubber Adhesive Sealant or equivalent, at the parting line of the chain case cover and the rear seal retainer.
- Use a new pan gasket.
- Install pan and tighten screws to 12 Nm (105 inch lbs.).
- Install dust shield and bending brace to transaxle housing.
- Lower vehicle and install oil dipstick.
- Connect negative cable to battery.
- Fill crankcase with oil to proper level.