See also:

Important notes
In order to prevent the vehicle's battery from discharging, the interior lighting functions are automatically deactivated after some time except for when the SmartKey is in position 2 in the i ...

Safety
The CLS has not been crash-tested by either the federal government or the Insurance Institute for Highway Safety. It comes equipped with seat-mounted side airbags for front passengers and side-c ...

Notes on the oil level
Depending on the driving style, the vehicle consumes up to 0.9 US qts. (0.8 l) of oil over a distance of 600 miles (1000 km). The oil consumption may be higher than this when the vehicle is ne ...