Activation conditions
You can activate the HOLD function if:
• the vehicle is stationary.
• the engine is running.
• the driver's door is closed or your seat belt is fastened.
• the parking brake is not applied.
• the hood is closed.
• the transmission is in position D, R or N.
• DISTRONIC PLUS is deactivated.
See also:
Engine
Display messages
Possible causes/consequences and
Solutions
The coolant level is too low.
Add coolant, observing the
warning notes when doing so.
If coolant nee ...
Tread wear
The tread wear grade is a comparative rating
based on the wear rate of the tire when tested
under controlled conditions on a specified
U.S. government course. For example, a tire
graded 150 wo ...
Driving with summer tires
At temperatures below 45 °F (+7
°C), the
elasticity of summer tires and therefore also
traction and braking capability are reduced
considerably — equip your vehicle with
M+S tires. Using summ ...
