Mitsubishi — Inspecting turbocharger
Testing & diagnosis
From a Mitsubishi owner's manual — check it applies to your exact model before use.
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Before you start
- Check the turbocharger when the engine is cold.
- If the color of the exhaust gas is abnormal, also inspect the turbocharger.
Procedure
- Check the turbocharger when the engine is cold.
- Make sure the compressor wheel is not rotating.
- Disconnect the pipe from the air inlet side.
- Hold the compressor wheel nut by hand and turn the wheel.
- Check for looseness or abnormal noise; replace the bearings if found.
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.