If the DPF warning display and check engine warning lamp illuminate at the same time during vehicle operationIf the DPF warning display and check engine warning lamp illuminate at the same 
time during vehicle operation  - Diesel particulate filter (DPF) - Starting and driving - Mitsubishi Lancer Owner's Manual - Mitsubishi Lancer

If an abnormal condition occurs in the DPF system, the DPF warning display and

If an abnormal condition occurs in the DPF system, the DPF warning display and check engine warning lamp illuminate. Have the system inspected at a MITSUBISHI MOTORS Authorized Service Point.

► Continuing to drive with the DPF warning display and check engine warning Caution

► Continuing to drive with the DPF warning display and check engine warning lamp illuminating could result in engine trouble and DPF damage.

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