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Mitsubishi S3L2 / S4L2 — Oil and oil filter change

Maintenance · Engine oil / oil filter

For the Mitsubishi S3L2 / S4L2, from the Mitsubishi service manual.

Applies to: Mitsubishi S3L2, Mitsubishi S4L2

Before you start

  • Do not cause damage to the O-ring when installing the filter.

Parts for this job

Part numbers from the service-parts list for Mitsubishi S4L2. Verify against your serial number before ordering; some links are affiliate links.

Procedure

  1. Warm up engine; remove drain plug and drain oil into a container.
  2. Remove used filter with a filter wrench; remove old O-ring from filter base and clean base.
  3. Check new filter O-ring is in groove; apply thin coat of lube oil to O-ring.
  4. Install new filter by hand until O-ring touches base; tighten 3/4 to 1 turn more.
  5. Install drain plug and tighten to specified torque.
  6. Refill engine to H mark on dipstick; approximately 0.5 l extra required for filter and lines.
  7. Start engine, idle a few minutes and check for leaks; re-tighten filter if leaking.
  8. Stop engine, check oil level and add oil if necessary.

Tools required

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Specs & values

  • Drain plug tightening torque 4 ± 0.5 kgf·m (29 ± 4 lbf·ft) [39 ± 5 N·m]

Full service-parts list: Mitsubishi S4L2 →

Source: Mitsubishi service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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