Mercedes-Benz 2013 M Class - Manual (Page 55)

Problems with the occupant classification system
G WARNING
If the 45 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.
G
WARNING
If the 45 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.
Problem Possible causes/consequences and M Solutions
The 45
indicator lamp lights up
and stays on.
The person on the
front-passenger seat:
R
has the weight of a
typical adult
R
has been determined
by the system not to
be a child
The OCS is malfunctioning.
X Have the OCS checked as soon as possible at a qualified
specialist workshop.
X Observe the additional messages in the multifunction display
(
Y page 294).
Problem Possible causes/consequences and M Solutions
The 45
indicator lamp does not
light up and/or does
not stay on.
The front-passenger
seat is:
R
unoccupied
R
occupied with a
weight up to that of a
typical twelve-
month-old child in a
standard child
restraint system
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 that no objects are applying additional weight onto
the seat.
X If the 45 indicator lamp remains off, have the OCS
checked as soon as possible at a qualified specialist workshop.
Do not transport a child on the front-passenger seat as long as
the OCS is not functioning.
X Observe the additional messages in the multifunction display
(
Y page 294).
Occupant safety
53
Safety
Z