Users Manual Part 5
Table Of Contents
- Wheels and tyres
- Notes on noise or unusual handling characteristics
- Notes on regularly inspecting wheels and tyres
- Notes on snow chains
- Activating or deactivating snow chain mode
- Tyre pressure
- Wheel change
- Notes on selecting, fitting and replacing tyres
- Notes on interchanging wheels
- Notes on storing wheels
- Overview of the tyre-change tool kit
- Preparing the vehicle for a wheel change
- Removing and fitting hub caps
- Raising the vehicle when changing a wheel
- Removing a wheel
- Fitting a new wheel
- Lowering the vehicle after a wheel change
- Emergency spare wheel
- Technical data
- Display messages and warning/indicator lamps
- Index
Display messages
Possible causes/consequences and M Solutions
PRE-SAFE impulse side
inoperative See Owner's
Manual
*
The PRE‑SAFE
®
Impulse Side system is malfunctioning or inoperative after having already been triggered.
#
Consult a qualified specialist workshop.
Key
Display messages
Possible causes/consequences and M Solutions
À
Replace key See Owner's
Manual
* Vehicles with a digital vehicle key : only a few or no authorisations remain for starting the engine.
#
Make sure that the internet connection is not restricted by certain mobile phone settings.
#
Open Mercedes me connect https://www.mercedes.me and call up the Digital Vehicle Key service.
#
Deactivate the service first and then activate it again.
#
If the display message still appears, contact the Mercedes-Benz Customer Assistance Center (CAC).
* Vehicles with a digital vehicle key sticker: only a few or no authorisations remain for starting the engine.
#
Order a new digital vehicle key sticker from a Mercedes-Benz Service Centre or at the https://www.mercedes-
benz-mobile.com/.
Á
Replace key
* The key needs to be replaced.
#
Consult a qualified specialist workshop.
578
Display messages and warning/indicator lamps