See also:

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 In order to help prevent spilling liquids on vehicle occupants and/or vehicle equipment, only use containers that fit into the cup holder. Use lids on open containers and do not fill ...

System self-test
The indicator lamp illuminates when you: - turn the SmartKey to position 1 or 2 in the ignition lock - on vehicles with KEYLESS-GO, press the Start/Stop button once or twice If an adult o ...