Safety, Occupant safety – Mercedes-Benz M-Class 2011 Owners Manual User Manual
Page 49
Problems with the occupant classification system
Problem
Possible causes/consequences and M Solutions
USA only: The
42
indicator lamp
illuminates and
remains illuminated
when the weight of a
typical adult or an
individual that is the
size of a typical adult
has been detected on
the passenger seat; the
system then
determines the
occupant cannot be a
child.
The OCS is malfunctioning.
X
Have the OCS checked as soon as possible at an authorized
Mercedes-Benz Center.
X
Read and observe the additional display messages in the
multifunction display (
G
Warning
If the 42 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,
the system then determines the occupant cannot be a child. Do not allow any occupant to use
the passenger seat until the system has been repaired.
Problem
Possible causes/consequences and M Solutions
The 42
indicator lamp does not
illuminate and/or does
not remain illuminated
when the weight of a
typical 12-month-old
child in a standard child
restraint or less/
unoccupied child
restraint has been
detected on the front-
passenger seat.
The OCS is malfunctioning.
X
Make sure there is nothing between the seat cushion and the
child seat.
X
Check the installation of the child restraint system.
X
Make sure there are no objects applying additional weight onto
the seat.
X
Make sure there are no objects applying additional weight onto
the seat. Head restraints that press against the roof or books
that are behind or trapped between the seat, for example, apply
force to the seat. OCS senses such forces as additional weight.
X
If the 42 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 until the OCS has been repaired.
X
Read and observe the additional display messages in the
multifunction display (
Occupant safety
47
Safety
BA 164.1 USA, CA Edition B 2011; 1; 2, en-US
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