See also:

Troubleshooting guide
The system should respond correctly to all voice commands without difficulty. If problems are encountered, follow the solutions given in this guide for the appropriate error. Where the solutions ...

Trunk lid (CrossCabriolet models)
WARNING • Do not drive with the trunk lid open. This could allow dangerous exhaust gases to be drawn into the vehicle. See “Exhaust gas (carbon monoxide)” in the “5. Starting and dr ...

Rear window wiper and washer switch (Hardtop models)
WARNING In freezing temperatures the washer solution may freeze on the rear window glass and obscure your vision. Warm the rear window with the defroster before you wash the rear window. CAUTION ...