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Text message Meaning
ACC: Not
available.
Please manual-
ly accelerate
and brake.
ACC is not available. Driver intervention is neces-
sary.
Door open. ACC cannot be activated. Please close all doors and
engine hood.
Object ahead. A stationary object is detected ahead when ACC is
switched on and your vehicle is moving. ACC cannot
be activated.
Front Assist
deactivated.
Front Assist is deactivated.
WARNING
The view of the radar sensor can be impaired by rain, snow or heavy spray. Under certain circumstances, this could result in the vehicle ahead being detected inadequately or not at all. Take over yourself if necessary!
x Switch Adaptive Cruise Control off when driving through tunnels because the function of the system could be impaired.
x
x Adaptive Cruise Control distance regulation will not work if the sensors are covered by heavy rain, spray, snow, etc. ACC not available. No sensor view! appears in the in-strument cluster display.
x Adaptive Cruise Control switches off temporarily if the brakes overheat too much. ACC not available appears in the instrument cluster display.
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lights
up Possible cause Proper response
Minimum speed not yet reached.
When the ignition is switched on, several warning and indicator lights come on briefly for a function check. They go out after a few seconds.
WARNING
Failure to heed warning lights and instrument cluster text messages can cause the vehicle to break down in traffic and result in a collision and serious personal injury.
x Never ignore warning lights or text WARNINGS.
x Always stop the vehicle as soon as it is safe to do so.
NOTICE
Failure to heed warning lights or text WARNINGS can result in vehicle damage.
How Lane Assist works
Fig. 279 In the front windshield: Area of the Lane Assist camera.
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If no other vehicle is detected by the Side Assist system in the critical area of your vehicle, the indica-
tor lights in the outside mirrors will not light up ⇒ .
The closer the detected vehicle is to your vehicle, the more indicator lights light up in the outside mirrors. If the approaching vehicle is very close, 4 indicator lights light up.
WARNING
Failure to heed warning lights and instrument cluster text messages can cause the vehicle to break down in traffic and result in a collision and serious personal injury.
x Never ignore warning lights or text WARNINGS.
x Always stop the vehicle as soon as it is safe to do so.
NOTICE
Failure to heed warning lights or text WARNINGS can result in vehicle damage.
How Side Assist works
Fig. 280 In the outside mirrors: Side Assist indicator lights
Fig. 281 Rear view of the vehicle: Areas of the Side Assist radar sensors.
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