See also:

Changing the battery
You require a CR 2025 3 V cell battery. Take the mechanical key out of the SmartKey. Press mechanical key 2 into the opening in the SmartKey in the direction of the arrow until battery t ...

Folding the exterior mirrors in or out electrically
- Make sure that the SmartKey is in position 1 or 2 in the ignition lock. - Briefly press button 1. Both exterior mirrors fold in or out. Make sure that the exterior mirrors are always fol ...

Service and literature
Your vehicle is covered under the terms of the warranties printed in the Service and Warranty Information booklet. Your authorized Mercedes-Benz Center will exchange or repair any defective parts ...