Mercedes-Benz GL-Class: System self-test - BabySmart™ air bag deactivationsystem - Occupant safety - Safety - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: System self-test

The 42 indicator lamp illuminates when you:

turn the SmartKey to position 1 or 2 in the ignition lock
on vehicles with KEYLESS-GO, press the Start/Stop button once or twice

The again after approximately six seconds. indicator lamp goes out again after approximately six seconds.

If the illuminate or is lit continuously, the system is indicator lamp does not illuminate or is lit continuously, the system is malfunctioning. Have the BabySmart™ system checked at an authorized Mercedes- Benz Center before transporting a child on the front-passenger seat.

For further information, see "Problems with air bag deactivation system".

WARNING Do not place powered-on laptops, mobile 
Do not place powered-on laptops, mobile phones, electronic tags such as those used in skipasses or similar electronic devices on the front passenger seat. Signals from such devices may interfere with the BabySmart™ air bag deactivation system. Such signal interference may cause the
indicator lamp not to come on during self-test. indicator lamp not to come on during self-test.
The + SRS indicator lamp and/or the
continuously lit, indicating that the system is indicator lamp could be continuously lit, indicating that the system is not functioning. The front-passenger front air bag could deploy inadvertently or fail to deploy in an accident.

    How the air bag deactivation systemworks
    The BabySmart™ system is standard equipment in Canada. WARNING   Accident statistics show that children secured in the rear seats are safer than children secured in the front-passenge ...

    Problems with air bag deactivation system
    WARNING   If the indicator lamp illuminates and remains illuminated when the weight of a typical adult or someone larger than a small individual has been detected on the passenger s ...

    See also:

    Important safety notes
    Blind Spot Assist uses a radar sensor system to monitor the areas on both sides of your vehicle. It begins to work at speeds of approximately 20 mph (30 km/h). A warning display in the exterior mi ...

    Problems with your vehicle
    If you should experience a problem with your vehicle, particularly one that you believe may affect its safe operation, we urge you to contact an authorized Mercedes-Benz Center immediately to have ...

    Camera system operation
    When a new or existing trailer configuration is selected, Trailer guidance will automatically display on the touch screen when reverse gear is selected. Colored lines are displayed to indicate the ...