Oil Filter: Service and Repair

ENGINE OIL FILTER (REPLACE)
The quality of replacement filters varies considerably. Only high quality filters should be used to assure most efficient service. Genuine oil filters require that the filter is capable of withstanding a pressure of 1,800 kPa (261 psi) are high quality filters and are recommended as follows:
Mitsubishi Oil Filter Part Number:
[2.4L Engine]
MD136466, MD322508, MD352627 or MD356000
[3.8L Engine]
MD321589 or MD352627

Engine Oil Filter Selection
This vehicle is equipped with a full-flow, throw-away oil filter. The same type of filter is recommended as a replacement filter for this vehicle. It is possible, particularly in cold weather, that this vehicle may develop high oil pressure for a short duration. Make sure that any replacement filter used on this vehicle is a high-quality filter. The filter must withstand a pressure of 1,800 kPa (261 psi) [manufacturer's specifications] to avoid filter and ultimately engine damage. The following is a high-quality filter and is strongly recommended for use on this vehicle: Mitsubishi Engine Oil Filter Part number MD136466, MD322508, MD352627 or MD356000 [2-4L ENGINE] and MD321589 or MD352627 [3-8L ENGINE].
Any replacement oil filter should be installed in accordance with the oil filter manufacturer's installation instructions.

ENGINE OIL FILTER REPLACEMENT

Required Special Tool:
^ MB991396: Oil Filter Wrench

1. Start the engine and allow it to warm up until the temperature of the coolant reaches 80 - 90°C (176 - 194°F).

WARNING
Use care as oil could be hot.

2. Remove the engine oil filler cap.
3. Remove the drain plug to drain oil.





4. Use an oil filter wrench to remove the engine oil filter.
5. Clean the filter bracket side mounting surface and ensure the old O-ring has been removed.





6. Apply a small amount of engine oil to the O-ring of the new oil filter.
7. Screw on the oil filter by hand until it touches the surface of the flange and then tighten it with an oil filter wrench.





8. Install the drain plug and refill engine oil.
9. Rev the engine a few times, and check to be sure that no engine oil leaks at the oil filter.