Windows fogged up on the outside

wipers. Switch on the windshield wipers.
button repeatedly until the Press the or button repeatedly until the symbol appears in the display. or You should only select this symbol appears in the display.

setting until You should only select this setting until the windshield is clear again.

    See also:

    Change of address or change of ownership
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    SmartKey
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    High outside temperatures
    If DEF heats up to over 122 °F (50 °C) for extended periods, e.g. as a result of direct sunlight on the DEF reservoir, DEF can decompose. Ammonia vapors develop as a result. WARNING When o ...