Mechanical key
General notes
If the vehicle can no longer be locked or unlocked with the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be triggered .
There are several ways to turn off the alarm:
■ To turn the alarm off with the
SmartKey: press the 
or
button
on the SmartKey.
or
■ Insert the SmartKey into the ignition lock.
or
■ To deactivate the alarm with KEYLESSGO:
press the Start/Stop button in the
ignition lock. The SmartKey must be in the
vehicle.
or
■ Lock or unlock the vehicle using KEYLESSGO.
The SmartKey must be outside the vehicle.
If you unlock the vehicle using the mechanical key, the fuel filler flap will not be unlocked automatically.
■ To unlock the fuel filler flap: insert the SmartKey into the ignition lock.
Removing the mechanical key
1 Release catch
2 Mechanical key
■ Push release catch 1 in the direction of
the arrow and at the same time remove
mechanical key 2 from the SmartKey.
See also:
Automatic locking feature
1 To deactivate
2 To activate
■ To deactivate: press and hold button 1
for about five seconds until a tone sounds.
■ To activate: press and hold button 2 for
about five seconds unti ...
Differential locks
General notes
WARNING
When differential locks are engaged on a firm,
high-grip surface, the vehicle's steerability is
greatly impaired. In particular, engaging the
differential locks when corneri ...
Braking
Important safety notes
WARNING
If you shift down on a slippery road surface in
an attempt to increase the engine's braking
effect, the drive wheels could lose their grip.
There is an increased ...