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Mitsubishi S12A2 — Fill the oil pan

Maintenance · Lubrication system

For the Mitsubishi S12A2, from the Mitsubishi owner's manual.

Applies to: Mitsubishi S12A2, Mitsubishi S12A2 engine

Before you start

  • Oil capacity varies depending on the specification.

Procedure

  1. Remove the crankcase filler cap and fill with recommended oil (API CF).
  2. Remove the rocker cover, lubricate the valve mechanism and fill the camshaft oil bath (approx. 800 cm3 [49 cu in.] per cylinder).
  3. Check oil level with the dipstick; level must be between MAXIMUM and MINIMUM marks.
  4. Check the oil pan and related parts for oil leaks.
  5. Crank the engine with the fuel supply shut off to make sure oil pressure rises.
  6. Start the engine and run about 10 minutes, stop and add oil until item 3 is satisfied.

Specs & values

  • Oil pan: 100 or 170 liters [26.4 or 44.9 U.S. gallons]
  • Whole engine: 120 or 190 liters [31.7 or 50.1 U.S. gallons]
  • Recommended oil: API Engine Service Classification CF

Full service-parts list: Mitsubishi S12A2 →

Source: Mitsubishi owner's 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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