Oil Filter: Service and Repair

ENGINE OIL FILTER (Change)
The quality of replacement filters varies considerably. Only high quality filters should be used to assure most efficient service.

Genuine oil filters are capable of withstanding a pressure of 256 psi. These high quality filters are highly recommended. The following parts are available as follows:

Oil Filter Part No.
Mitsubishi Genuine Parts:
MD135737, MD325714 or equivalent

ENGINE OIL FILTER SELECTION
This vehicle is equipped with a full-flow, throw-away oil filter. The same type of replacement 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. You should be sure that any replacement filter used on this vehicle is a high-quality filter and is capable of withstanding a pressure of 1,765 kPa (256 psi) (manufacturer's specifications) to avoid filter and engine damage. The following is a high-quality filter and is strongly recommended for use on this vehicle : Mitsubishi Engine Oil Filter Part No. MD135737 or MD325714.

Any replacement oil filter should be installed in accordance with the oil filter manufacturer's installation instructions.
1. Start the engine and allow it to warm up until the temperature of the coolant reaches 80 °C (176 °F) to 90 °C (194 °F).
2. Remove the engine oil filler cap.
3. Remove the drain plug to drain oil.

CAUTION: Use care as oil could be hot.

4. Use the following tools to remove the engine oil filter from the underside of the vehicle.
- MB991396 or equivalent (When using the oil filter of MD135737)
- Commercial tool (When using the oil filter of MD325714)

5. Clean the filter bracket side mounting surface, and make sure the O-ring is not left on the mounting surface.




6. Apply a small amount of new engine oil to the O-ring of the new oil filter.
7. Install the engine oil filter.

NOTE:
Tightening torque:
When using the oil filter of MD135737: 14 Nm (10 ft.lbs.)
When using the oil filter of MD325714: 16 Nm (12 ft.lbs.)

8. Install the drain plug and refill engine oil. (Refer to Engine Oil Replacement.)
9. Race the engine 2-3 times, and check to be sure that no engine oil leaks from installation section of the oil filter.