Mercedes-Benz CLS-Class
Mercedes-Benz CLS-Class

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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 ...
Important safety notes
WARNING
The DISTRONIC PLUS requires familiarity with
its operational characteristics. We strongly
recommend that you review the following
information carefully before operating the
system.
...
Folding the exterior mirrors in or outelectrically
► Make sure that the SmartKey is in
position
1 or 2 in the ignition lock.
► Briefly press button 1.
Both exterior mirrors fold in or out.
Make sure that the exterior mirrors are ...