See also:

Reporting malfunctions relevant to safety
USA only: The following text is reproduced as required of all manufacturers according to Title 49, Code of U.S. Federal Regulations, Part 575 pursuant to the National Traffic and Motor Vehicl ...

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 ...

Dashboard fuse box
Do not use a pointed object such as a screwdriver to open the cover in the dashboard. You could damage the dashboard or the cover.   To open: pull out cover 1 slightly at the bottom i ...