The seat belt will not offer the intended level of protection if you have not moved the seat backrest to an almost vertical position.
In particular, you may slip under the seatbelt and injure yourself.
Persons under 1.50 m tall cannot wear the seat belt correctly without a suitable additional restraint system.
the seat belt is damaged, has been modified, is extremely dirty, bleached or dyed
the seat belt buckle is damaged or extremely dirty
modifications have been made to the seat belt tensioner, seat belt anchorage or seat belt retractor
Seat belts may sustain non-visible damage in an accident, e.g. due to glass splinters.
Modified or damaged seat belts could tear or fail in the event of an accident, for example.
Modified seat belt tensioners could accidentally trigger or fail to function as intended.
Mercedes-Benz recommends that you use seat belts which have been approved for your vehicle by Mercedes-Benz.
Pyrotechnic seat belt tensioners that have been deployed are no longer operational and are unable to perform their intended protective function.
Mercedes-Benz recommends that you have the vehicle towed to a qualified specialist workshop after an accident.
If an unused seat belt is not fully retracted, it may become trapped in the door or in the seat mechanism.