Low-beam headlamps
•► To switch on the low-beam headlamps:
turn the SmartKey in the ignition lock to position 2 or start the engine.
•► Turn the light switch to 
.
The indicator lamp in the instrument
cluster lights up.
See also:
Problems with the steering wheel
heating
The steering wheel 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.
- S ...
Fuel requirements
Gasoline engines
Use only premium-grade unleaded gasoline.
The octane number should be at least 91.
Details can be found on the gas pump. The
octane number is the average value of the
Research ...
Seat belt adjustment
The seat-belt adjustment function adjusts the
driver's and front-passenger seat belt to the
upper body of the occupants.
The belt strap is tightened slightly when:
- you engage the belt tongue i ...