Smart Key functions

See also:

Panic alarm
- To activate: press button 1 for at least one second. An alarm sounds and the exterior lighting flashes. - To deactivate: press button 1 again. or - Insert the SmartKey into the ignit ...

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 ...

General notes
If the vehicle can no longer be locked or unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door or the trunk lid, the anti-the ...