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Home >> Subaru >> 2021 >> Ascent Limited >> Repair and Diagnosis >> Electrical >> Gauges >> Instrumentation System & Driver Information Center >> Multi-function Display (MFD) System >> Inspection >> Check Communication Circuit Of Fuel Economy System

Check Communication Circuit Of Fuel Economy System

  1. CHECK FUEL ECONOMY DISPLAY OFF MODE  .

    Check that the mode display changes when the MFD (INFO) switch is operated. (Display changes in the following order: cruising distance → average fuel economy → instantaneous fuel economy → continuous driving time → average vehicle speed → blank display)

    Is fuel economy displayed?

    Yes  : MFD is normal.

    No  : Go to  2.

  2. CHECK MFD  .
    1. Remove the MFD.
    2. Attach the fuel economy display to another vehicle on which the fuel economy display operates normally to check its operation.

    Is the fuel economy display correct?

    Yes  : Replace the combination meter assembly. Ref. to INSTRUMENTATION/DRIVER INFO>COMBINATION METER .

    No  : Replace MFD.

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