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Warning!
If the 4 5 indicator lamp illuminates and remains illuminated with the weight of a typical
adult or someone larger than a small individual on the passenger seat, do not have any passenger
use the passenger seat until the system has been repaired.
Problem Possible causes/consequences and M Solutions
4 5
The passenger front air
bag off indicator lamp
does not illuminate
and/or does not
remain illuminated with
the weight of a typical
12-month-old child in a
standard child restraint
or less on the
passenger seat.
The system is malfunctioning.
X
Make sure there is nothing between seat cushion and child seat
and check installation of the child seat.
X
Make sure no objects applying supplemental weight onto the
seat are present.
X
If the passenger front air bag off indicator lamp remains out,
have the system checked as soon as possible at an authorized
Mercedes-Benz Center. Do not transport a child on the
passenger seat until the system has been repaired.
X
Read and observe messages in the multifunction display and
follow corrective steps (Y page 364).
G
Warning!
If the 4 5 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 on the passenger seat, do not transport
a child on the passenger seat until the system has been repaired.
Unlocking/locking manually
Mechanical key
If you cannot lock or unlock the vehicle with
the SmartKey, use the mechanical key.
The anti-theft alarm system will be triggered
when you
R
unlock the driver’s door with the
mechanical key
and
R
open the driver’s door
To cancel the alarm, see “Canceling the
alarm” (Y page 67).
Removing the mechanical key
X
Move locking tab : in the direction of the
arrow.
X
Slide mechanical key ; out of the housing.
Unlocking/locking manually
397
Practical hints
BA 197 USA, CA Edition A 2011; 1; 27, en-US
hereepe Version: 3.0.3.5
2010-03-24T15:31:10+01:00 - Seite 397
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