Seat belt
| Problem | Possible causes/consequences and 
Solutions |
 After starting the engine, the red seat belt warning lamp lights up for six seconds. |
The seat belt warning lamp reminds the driver and front passenger to
fasten their seat belts.
|
 After starting the engine, the red seat belt warning lamp lights up. In addition, a warning tone sounds for up to six seconds. |
Risk of injury The driver's seat belt is not fastened. The warning tone ceases. |
 The red seat belt warning lamp lights up after the engine starts, as soon as the driver's or the front-passenger door is closed. |
Risk of injury The driver or front passenger has not fastened their seat belt. The warning lamp goes out. |
| Risk of injury There are objects on the front-passenger seat. The warning lamp goes out. |
|
 The red seat belt warning lamp flashes and an intermittent audible warning sounds. |
Risk of injury The driver or front passenger has not fastened their seat belt. In addition, you are driving faster than 15 mph (25 km/h) or you have briefly driven faster than 15 mph (25 km/h). The warning lamp goes out and the intermittent warning tone ceases. |
| Risk of injury There are objects on the front-passenger seat. In addition, you are driving faster than 15 mph (25 km/h) or you have briefly driven faster than 15 mph (25 km/h). The warning lamp goes out and the intermittent warning tone ceases. |
See also:
Front air bags
The front air bags increase protection for the
driver's and front-passenger's head and
chest.
Driver's air bag 1 deploys in front of the
steering wheel; front-passenger front air
bag 2 deploys ...
Normal occupant weight
The number of occupants the vehicle is
designed to seat, multiplied by 68 kilograms
(150 lbs). ...
Additives in gasoline
One of the main problems of poor fuel quality is the forming
of deposits that are caused during the gasoline combustion process. Mercedes-Benz
recommends that you use fuel brands that have the add ...