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.

    See also:

    Inside rear-view mirror
    Adjust the rear-view mirror only after making any seat adjustments so you have a clear view to the rear of the vehicle. WARNING • Do not attempt to adjust the rear-view mirror while driving. Th ...

    Interrupt display screen (when the ignition switch is “ON”)
    Warning display When there is information to be announced, such as a system fault, a sound is emitted and the information screen switches to the warning display screen. Refer to the warning list a ...

    Lock switch
    When this switch is operated, the passenger’s switches cannot be used to open or close the door windows and the driver’s switch cannot open or close any door windows other than the front doo ...