WARNING
Objects in the driver's footwell can restrict the pedal travel or obstruct a depressed pedal.
The operating and road safety of the vehicle is jeopardized. There is a risk of an accident.
Make sure that all objects in the vehicle are stowed correctly, and that they cannot enter the driver's footwell. Install the floormats securely and as specified in order to ensure sufficient clearance for the pedals. Do not use loose floormats.

Floormat on the driver's side (example)
■ Driver's seat/front-passenger seat: slide the respective seat back.
■ Rear seats: slide the respective seat forwards.
■ To install: place the floormat in the footwell.
■ Press studs 1 onto retainers 2.
■ To remove: pull the floormat from retainers 2.
■ Remove the floormat.
Traction
WARNING
The traction grade assigned to this tire is
based on straight-ahead braking traction
tests, and does not include acceleration,
cornering, hydroplaning, or peak traction
characteristics.
...
Driving with summer tires
At temperatures below 45 ‡ (+7 †), summer
tires lose elasticity and therefore traction and
braking power. Change the tires on your
vehicle to M+S tires. Using summer tires at
very cold temperature ...