Fuel injection amount learning process (diesel-powered vehicles)Fuel injection amount learning process (diesel-powered vehicles)  - Starting and stopping the engine - Starting and driving - Mitsubishi Lancer Owner's Manual - Mitsubishi Lancer

To keep exhaust emissions and engine noise low, the engine very occasionally performs a learning process for the fuel injection amount.

The engine sounds slightly different from usual while the learning process is taking place. The change in the engine sound does not indicate a fault.

    See also:

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