Anti-Theft Prevention - Mercedes-Benz Metris 2021 Operating Instructions Manual

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Problems with the side windows
Problem
You cannot open or close
a side window all the way.

Anti-theft prevention

Function of the immobilizer
The immobilizer prevents your vehicle from being
started without the correct key.
The immobilizer is automatically activated when
the ignition is switched off, and deactivated when
the ignition is switched on.
When leaving the vehicle, always take the key
with you and lock the vehicle. If the key is left
inside the vehicle, anyone can start the engine.
ATA (Anti-Theft Alarm system)
Function of ATA (Anti-theft Alarm system)
If the ATA system is armed, a visual and audible
alarm is triggered in the following situations:
When opening a door
R
when opening the vehicle with the emergency
R
key
When opening the hood
R
When opening the tailgate or rear-end door
R
After locking the vehicle with the key, the ATA
system is automatically armed.
Possible causes/consequences and
& WARNING Risk of becoming trapped or fatally injured if revers‐
ing protection is not activated
If you close a side window again immediately after it has been
blocked, the side window will close with increased or maximum
force. The reversing function is then not active and body parts may
become trapped.
Make sure that no parts of the body are in the closing area.
#
To stop the closing process, release the button or press the
#
button again to reopen the side window.
If there are no objects or leaves in the window guide preventing the win‐
dow from closing, there may have been a malfunction or an interruption
to the on-board electrical system voltage.
Reset the side windows (
#
When the ATA system is armed, indicator lamp
1
ATA is automatically deactivated in the following
situations:
R
R
%
Opening and closing
M M
Solutions
page 58).
/
flashes in the overhead control panel.
After unlocking the vehicle with the key.
When the key is inserted into the ignition
lock.
The alarm is not deactivated, even if you
immediately close the open door that has
triggered it, for example.
59

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