See also:

Tire pressure of cold tires
The tires are cold: - if the vehicle has been parked without direct sunlight on the tires for at least three hours and - if the vehicle has not been driven more than 1 mile (1.6 km). ...

Important safety notes
WARNING Do not park this vehicle in areas where combustible materials can come into contact with the hot exhaust system. Do not park the vehicle on dry grassland or harvested grain fields. ...

Cleaning the steering wheel and gear or selector lever
Thoroughly wipe with a damp cloth or use leather care agents that have been recommended and approved by Mercedes-Benz. ...