Problems with the occupant classification system

Problem Possible causes/consequences and Solutions
The indicator lamp illuminates and remains illuminated. indicator lamp illuminates and remains illuminated.
The person on the front-passenger seat:
Х has the weight of a typical adult
Х has been determined by the system not to be a child.
The OCS is malfunctioning.
as soon as possible at an authorized Mercedes-Benz Center. Have the OCS checked as soon as possible at an authorized Mercedes-Benz Center.
additional display messages in the multifunction display Observe the additional display messages in the multifunction display

WARNING
If the
illuminates and remains illuminated when the weight of a typical 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 seat, do not allow any occupant to use the passenger seat until the system has been repaired.

Problem Possible causes/consequences and Solutions
The indicator lamp does not illuminate and/or does not remain illuminated. indicator lamp does not illuminate and/or does not remain illuminated.
The front-passenger seat is:
Х unoccupied
Х occupied with a weight up to or less than a typical 12- month-old child in a standard child restraint system
The OCS is malfunctioning.
nothing between the seat cushion and the child seat. Make sure there is nothing between the seat cushion and the child seat.
installation of the child restraint system. Check the installation of the child restraint system.
objects are applying additional weight onto the seat. Make sure that no objects are applying additional weight onto the seat.
lamp does not illuminate, have the OCS checked as soon as possible at an If the 45 indicator lamp does not illuminate, have the OCS checked as soon as possible at an authorized Mercedes-Benz Center. Do not transport a child on the front-passenger seat as long as the OCS is not functioning.
additional display messages in the multifunction display. Observe the additional display messages in the multifunction display.

WARNING
If the
not illuminate or remains out with the weight of a typical indicator lamp does not illuminate or remains out with the weight of a typical 12-month-old child in a standard child restraint or less, or is unoccupied, on the front-passenger seat, do not transport a child on the front-passenger seat until the system has been repaired.

    See also:

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    Useful information
    This Operator's Manual describes all models and all standard and optional equipment of your vehicle available at the time of publication of the Operator's Manual. Country-specific diffe ...