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Make sure that the key is at a minimum
#
distance of 3 m away from the vehicle.
Observe the notes:
on washing the vehicle in a car wash
R
(
page 325)
/
on using a high pressure cleaner
R
(
page 326)
/
To unlock the vehicle: touch the inner sur‐
#
face of the door handle.
To lock the vehicle: touch sensor surface
#
1
or 2.
Convenience closing: touch recessed sen‐
#
sor surface
2
for an extended period.
%
Further information on convenience closing
(
page 87).
/
Problems with KEYLESS-GO, troubleshooting
You can no longer lock or unlock the vehicle
using KEYLESS-GO
Possible causes:
The function of the key has been deactivated.
R
The key battery is weak or discharged.
R
Activate the function of the key (
#
Check the battery using the indicator lamp
#
(
page 71).
/
Replace the key battery, if necessary
#
(
page 73).
/
Use the replacement key.
#
Use the emergency key to lock or unlock
#
(
page 78).
/
Have the vehicle and key checked at a quali‐
#
fied specialist workshop.
There is interference from a powerful radio
signal source
Possible causes if the function of KEYLESS-GO is
impaired:
high voltage power lines
R
mobile phones
R
electronic devices (notebooks, tablets)
R
shielding due to metal objects or induction
R
loops for electrical gate systems or auto‐
matic barriers
Make sure that there is sufficient distance
#
between the key and the potential source of
page 72).
/
interference.
Opening and closing
77
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