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22 Keys, locks and alarm system ›
Keys, locks and alarm system
Key
Key Overview
NOTICE
Protect the key from moisture and strong vibra-
▶
tions.
Keep the grooves in the key clean.
▶
The effective range of the key signal is about
30 m. The effective range can be reduced, e.g. due to
signal interference from other transmitters.
Troubleshooting
The battery in the key is almost empty
After pressing a button on the key, the warning
▶
light does not flash.
Or:
A message stating it is necessary to change the
▶
battery will be displayed.
›
Replace the battery
» page
The vehicle cannot be unlocked or locked with the
remote control
There may be the following reasons.
The battery in the key is empty.
▶
›
Replace the battery
» page
The key is not synchronized.
▶
Synchronize the key as follows.
›
Press one of the buttons on the key.
›
Unlock the door within 1 minute with the key via
the locking cylinder
» page
If necessary, the key must be synchronized if one
of the buttons on the key has been repeatedly press-
ed outside of the effective range of the remote con-
trol.
Changing the key battery
The new battery must comply with the specification
of the original battery.
Key
Locking the vehicle
Operating the boot
lid
Unlocking the vehi-
cle
Battery status warn-
A
ing lamp
Locking button for
B
folding the key bit
in/out
22.
22.
24.
Memory function of the key
Functionality
Applies to vehicles that do not have the personalisa-
tion function.
Each time the vehicle is locked, the position of the
driver's seat and rearview mirror are stored in the
memory of the remote key being used to lock the
vehicle.
Operation
Retrieve stored position
›
Unlock the vehicle and open the driver's door.
The driver's seat and the exterior mirrors occupy the
position assigned in the memory to the key used to
unlock the vehicle.
Stop position change
›
Press any button on the seat to be adjusted.
Or:
›
Press the
button on the key.
Settings
Activate and deactivate the memory function of
the key
The function is activated or deactivated in the fol-
lowing menu in the Infotainment system.
Or:
›
Fold out the key bit.
›
Release the battery
cover with your
thumbnail or by insert-
ing a flat-head screw-
driver at the marked
points.
›
Open the battery cov-
er.
›
Remove the battery.
›
Press any button on
the remote key to re-
set the key.
›
Insert the new battery.
›
Fit the battery cover
and press until it clicks
into place.
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