See also:

Cleaning genuine wood and trim elements
•► Wipe the wooden trim and trim pieces with a damp, lint-free cloth, e.g. a microfiber cloth. •► Heavy soiling: use car care and cleaning products recommended and approved by Mer ...

General notes
If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged. - Check the battery in ...

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/ tailgate, th ...