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WARNING
Risk of an accident!
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Multi-Collision Brake (MCB)
MCB helps to decelerate and stabilize the vehicle af-
ter a collision with an obstacle. This reduces the risk
of further collisions.
Operating conditions
q There has been a frontal, side and rear collision of
a certain severity.
q The impact speed was greater than 10 km/h.
q The brakes, ESC and other required systems re-
mained functional after the impact.
q The accelerator pedal is not pressed.
Trailer Stability Assist (TSA)
TSA helps to stabilize the trailer. As the trailer begins
to lurch, TSA stabilizes the trailer by slowing down
the individual vehicle wheels.
Operating conditions
q The hitch was supplied from the factory or pur-
chased from
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Settings
Automatic activation
Front Assist is automatically activated when the igni-
tion is switched on.
Activation/deactivation in the instrument cluster
In the display in the
Assist systems
menu item
Activation / deactivation and setting in Infotain-
ment
In the menu:
Show system deactivation in the display of the in-
strument cluster
or
- Front Assist is deactivated
Deactivate Front Assist when handling the vehi-
cle on a truck, a car ferry etc.
Troubleshooting
Front Assist is not available
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Variant with GRAA Activate GRA (condition for the subsequent
activation of the limiter).
To activate the speed limiter , press button D
or
E
.
Deactivate limiter
Interrupt control (sprung position)
B Resume control1)
/Increase limitC Start control with current speed/Reduce
limitDDepending on the equipment:
Switch between GRA and speed limiter
Or:
Show menu of assist systems - Possibility of
switching between GRA and speed limiter
Switching to GRA interrupts the control.
EShow menu of assist systems - Possibility of
switching between GRA and speed limiter
Switching to GRA interrupts the control.
Adjusting the speed limit with the buttons
B
and
C
By pressing in steps of 1 km/h.
By holding in steps of 10 km/h.
Variant with ACCActivate ACC (condition for the subsequent
activation of the limiter). To activate the limit-
er, press button A
.
Resume control 1)
/Increase limit in steps of 1
km/h (sprung position)Interrupt control (sprung position)Deactivate the limiterIncrease limit in steps of 10 km/hDecrease limit in steps of 10 km/hStart control/Reduce limit in steps of 1 km/hAChange between ACC and speed limiter (by
switching to GRA, control is interrupted)
Limit exceeded
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WARNING
Risk of the cruise control system starting uninten-
tionally!
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When the control starts, the set speed is displayed.- ACC does not decelerate sufficiently
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Narrow or staggered vehicle
ACC detects a narrow or staggered vehicle only
when it is in the area covered by the radar.
Lane change by another vehicle
A vehicle that changes to the lane a short distance
away may not be recognized by the ACC in time.
Stationary vehicle
If a vehicle in front turns and there is a stationary ve-
hicle in front of this vehicle, the ACC will not respond
to the stationary vehicle.
Vehicles with special load or special bodies
A load or superstructure that protrudes outside the
vehicle might not be detected by the ACC.
Settings
In the infotainment system, in menu: