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Opening and closing
86
Press mechanical key
2
into the opening in
#
the key in the direction of the arrow until
cover
1
opens. When doing so, do not hold
cover
1
closed.
Insert mechanical key
2
into the opening
#
3
and lift up covering
and remove it.
Repeatedly tap the key against your palm until
#
battery
4
falls out of the key.
Insert the new battery with the positive pole
#
facing upwards. Use a lint-free cloth to do so.
Make sure that the surface of the battery is
#
free of lint, grease and other impurities.
Insert the front tabs of covering
3
#
housing and then press on both sides to close
it.
3
Make sure that covering
is completely
#
closed.
Insert the front tabs of cover
1
#
housing and then press until it is completely
closed.
Insert the mechanical key again (
#
Problems with the key, troubleshooting
You can no longer lock or unlock the vehicle
Possible causes are:
The key battery is weak or discharged.
R
Check the battery using the indicator lamp
#
(
page 82).
/
Replace the key battery, if necessary
#
(
page 85).
into the
/
Use the replacement key.
#
Use the mechanical key to lock or unlock
#
(
page 91).
/
Have key checked at a qualified specialist
#
into the
workshop.
There is interference from a powerful radio signal
source
page 84).
/
Possible causes if the function of the key is
impaired:
high voltage power lines
R
mobile phones
R
electronic devices (notebooks, tablets)
R
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