Seat belt

Problem Possible causes/consequences and ► Solutions

engine, the red seat 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.

•► Fasten your seat belt

engine, the red seat 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.

•► Fasten your seat belt.

The warning tone ceases.

warning lamp lights up 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.

•► Fasten your seat belt.

The warning lamp goes out.

Risk of injury
There are objects on the front-passenger seat.

•► Remove the objects from the front-passenger seat and stow them in a secure place.

The warning lamp goes out.

warning lamp flashes 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).

•► Fasten your seat belt.

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).

•► Remove the objects from the front-passenger seat and stow them in a secure place.

The warning lamp goes out and the intermittent warning tone ceases.

    See also:

    Roadside Assistance
    The Mercedes-Benz Roadside Assistance Program offers technical help in the event of a breakdown. Calls to the toll-free Roadside Assistance Hotline are answered by our agents 24 hours a day, 365 d ...

    Setting the center air vents
    1. Center air vent, left 2. Center air vent, right 3. Center vent thumbwheel, right 4. Center vent thumbwheel, left •► To open/close: turn thumbwheels 3 and 4 up or down. ...

    Tips for driving with DISTRONIC PLUS
    Important safety notes WARNING The DISTRONIC PLUS works to maintain the speed selected by the driver unless a moving obstacle proceeding directly ahead of it in the same travel direction is d ...