Engine
Problem | Possible causes/consequences and Solutions |
The yellow Check Engine warning lamp lights up while the engine is running. |
There may be a malfunction, for example: • in the engine management • in the fuel injection system • in the exhaust system • in the ignition system (for vehicles with a gasoline engine) • in the fuel system The emission limit values may be exceeded and the engine may be running in emergency mode. Have the vehicle checked as soon as possible at a qualified specialist workshop. In some states, you are required by law to immediately visit a qualified specialist workshop as soon as the yellow Check Engine warning lamp lights up. If in doubt, check whether such legal regulations apply in the state/province in which you are currently driving. |
Vehicles with a diesel engine: the fuel tank has been run dry. Start the engine three to four times after refueling. If the yellow Check Engine warning lamp goes out, emergency running mode is canceled. The vehicle need not be checked. |
|
The yellow reserve fuel warning lamp flashes while the
vehicle is in motion. In addition, the yellow Check Engine warning lamp may light up. |
The fuel system pressure is too low. The fuel filler cap is not
closed correctly or the fuel system is leaking. Observe the additional display messages in the multifunction display. Check that the fuel filler cap is correctly closed. If the fuel filler cap is not correctly closed: close the fuel filler cap. If the fuel filler cap is closed: visit a qualified specialist workshop. |
The yellow reserve fuel warning lamp lights up while the engine is running. | The fuel level has dropped into the reserve range. Refuel at the nearest gas station. |
See also:
Cleaning genuine wood and trim elements
Wipe the wooden trim and trim pieces with a damp, lint-free cloth, e.g.
a microfiber cloth.
Heavy soiling: use car care and cleaning products recommended and approved
by Mercedes-Benz.
...
Releasing the parking lock manually
In the event of an electrical malfunction, it is possible to release the selector
lever lock manually to move it out of position P, e.g. if you wish to tow the vehicle
away.
Do not use any s ...
Problems with the occupant classification system
Problem
The indicator lamp illuminates and
remains illuminated. The person on the front-passenger seat:
has the weight of a typical adult
has been determined by the system not to be a child. ...