Problems with the seat heating
The seat heating has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on.
•► Switch off electrical consumers which you do not need, such as the rear window defroster or interior lighting.
See also:
Important notes
The "HD Radio" section provides detailed
information on the following:
• special functions available exclusively for HD Radio when compared with
analog AM and FM radio
• selecting ...
4MATIC (permanent four-wheel drive)
4MATIC ensures that all four wheels are
permanently driven. Together with ESP® and
4ETS, it improves the traction of your vehicle
whenever a drive wheel spins due to
insufficient grip.
WARNI ...
Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the
SmartKey, use the mechanical key.
Open the driver's door.
Close the front-passenger door, the
rear doors and the trunk lid.
Press the locking ...