2011 Mercedes R-Class Owner's Manual - Page 47

Occupant safety RWhile 45 seated, an occupant should not position him/herself in such a way as to cause the occupant's weight to be lifted from the seat cushion as this may result in the OCS being unable to correctly approximate the occupant's weight category. RRead and observe all warnings in this chapter. If the key has been removed from the ignition lock or is in position 0, indicator lamp 42: does not light up. System self-test The 42 indicator lamp illuminates when you: the SmartKey to position 1 or 2 in the ignition lock Rpress the KEYLESS-GO Start-Stop button once or twice If an adult occupant is properly sitting on the passenger seat and the OCS classifies the occupant as an adult, the 42 indicator lamp illuminates and goes out again after approximately 6 seconds. If the seat is not occupied and the OCS classifies the front-passenger seat as being unoccupied, the 42 indicator lamp will illuminate and not go out. Rturn G Warning If the red + SRS warning lamp in the instrument cluster and the 42 indicator lamp are lit at the same time, there is a malfunction in the OCS. The frontpassenger front air bag will be deactivated in this case. Have the system checked as soon as possible by qualified technicians. Contact an authorized Mercedes-Benz Center. Only have the seat repaired or replaced at an authorized Mercedes-Benz Center. In order to ensure proper operation of the air bag system and OCS: RDo not place more than 4.4 lb (2 kg) into the parcel net on the rear of the frontpassenger seat. Otherwise, the OCS may not be able to properly approximate the occupant weight category. RDo not place objects under and/or around the front-passenger seat. RDo not hang anything from or attach any items to the seats. RDo not store any objects, such as books, between the front-passenger seat and the center console or the front-passenger door. RDo not move the front-passenger seat backwards against rigid objects. RSit with the seat belt properly fastened in a position that is as upright as possible with your back against the seat backrest. G Warning! If the 4 2 indicator lamp does not illuminate, the system is not functioning. You must contact an authorized MercedesBenz Center before seating any child on the front passenger seat. For more information, see "Problems with the occupant classification system" (Y page 47). G Warning Never place anything between seat cushion and child seat (e.g. a pillow), since it reduces the effectiveness of the OCS. The underside and rear side child restraint system must be placed entirely on the seat cushion and the backrest of the front-passenger seat backrest. Z Safety