Breakdown assistance
See also:
Important safety notes
Have the batteries changed at a qualified
specialist workshop.
WARNING
Batteries contain toxic substances.
Swallowing batteries can lead to serious
health issues or death.
Keep batteries ...
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 ...
Opening/closing the help window
In addition to the audible instructions, the
help window will show you other information
during voice control operation and the
individualization process.
Select Vehicle in the main function b ...
