Mercedes-Benz CL-Class 2013 Owners Manual - Manual (Page 81)

Problems with the SmartKey
Problem Possible causes/consequences and M Solutions
You cannot lock or
unlock the vehicle
using the SmartKey.
The SmartKey battery is discharged or nearly discharged.
X Try again to lock/unlock the vehicle using the remote control
function of the SmartKey. Point the tip of the SmartKey at the
driver's door handle from close range and press the % /
& button.
If this does not work:
X Check the SmartKey battery (
Y
page 77) and replace it if
necessary (
Y
page 77).
X
Lock (
Y
page 82) or unlock (
Y
page 83) the vehicle using
the mechanical key.
The SmartKey is faulty.
X
Lock (
Y
page 82) or unlock (
Y
page 83) the vehicle using
the mechanical key.
X Have the SmartKey checked at a qualified specialist workshop.
You can no longer lock
or unlock the vehicle
using KEYLESS-GO.
KEYLESS-GO is in standby mode because the vehicle has not been
unlocked for an extended period.
X Pull the door handle twice and then insert the SmartKey into the
ignition lock.
There is interference from a powerful source of radio waves.
X Lock/unlock the vehicle using the remote control function of
the SmartKey. Point the tip of the SmartKey at the driver's door
handle from close range and press the %/& button.
There is a malfunction with KEYLESS-GO.
X Lock/unlock the vehicle using the remote control function of
the SmartKey. Point the tip of the SmartKey at the driver's door
handle from close range and press the %/& button.
X Have KEYLESS-GO checked at a qualified specialist workshop.
If this does not work:
X
Check the SmartKey battery (
Y
page 77) and replace it if
necessary (
Y
page 77).
X Lock (
Y
page 82) or unlock (
Y
page 83) the vehicle using
the mechanical key.
You have lost a
SmartKey.
X Have the SmartKey deactivated at a qualified specialist
workshop.
X Report the loss immediately to the vehicle insurers.
X
If necessary, have the locks changed as well.
SmartKey
79
Opening/closing
Z