202 Driving and operating
Deactivation of automatic operation
In certain situations, e.g. in very cold
weather conditions, when being
towed etc., it may be necessary that
the automatic operation of the electric
parking brake is deactivated.
1. Start the engine.
2. If the parking brake is released,
apply the parking brake pulling the
switch j.
3. Take your foot off the brake pedal.
4. Press the switch j for at least
ten seconds and maximum
15 seconds.
5. Release the switch j.
6. Depress and hold the brake
pedal.
7. Pull the switch j for
two seconds.
The deactivation of the automatic
operation of the electric parking brake
is confirmed by o illuminating in the
instrument cluster 3 101. The electric
parking brake can only be applied and
released manually.
To reactivate the automatic
operation, repeat the steps described
above.
Functionality check
When the vehicle is not moving, the
electric parking brake might be
applied automatically. This is done to
check the system.
Fault
Failure mode of electric parking brake
is indicated by a control indicator j
and by a vehicle message which is
displayed in the Driver Information
Centre.
Vehicle messages 3 112.
Control indicator j flashes: electric
parking brake is not fully applied or
released. When continuously
flashing, release electric parking
brake and retry applying.
Brake assist
If brake pedal is depressed quickly
and forcefully, maximum brake force
is automatically applied.
Operation of brake assist might
become apparent by a pulse in the
brake pedal and a greater resistance
when depressing the brake pedal.
Maintain steady pressure on the
brake pedal as long as full braking is
required. Maximum brake force is
automatically reduced when brake
pedal is released.
Hill start assist
The system helps prevent unintended
movement when driving away on
inclines.
When releasing the brake pedal after
stopping on an incline, brakes remain
on for further 2s. The brakes release
automatically as soon as the vehicle
begins to accelerate.
Leaving the vehicle 3 186.
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