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Display messages
Traffic Sign Assist
Currently Unavaila‐
ble See Operator's
Manual
Traffic Sign Assist
Inoperative
ë
Off
Distance Pilot Off
Distance Pilot Now
Available
Distance Pilot Cur‐
rently Unavailable
See Operator's Man‐
ual
Possible causes/consequences and M Solutions
Traffic Sign Assist is temporarily inoperative.
Possible causes are:
The windshield in the camera's field of vision is dirty.
R
Visibility is impaired due to heavy rain, snow or fog.
R
Clean the windshield.
X
If the system detects that the camera is fully operational, the display
message disappears.
Traffic Sign Assist is operational again.
Traffic Sign Assist is malfunctioning.
Visit a qualified specialist workshop.
X
The HOLD function is deactivated. The vehicle is skidding.
A warning tone also sounds.
Reactivate the HOLD function later (
X
The HOLD function is deactivated. When the brake pedal is firmly
depressed, an activation condition is not fulfilled.
A warning tone also sounds.
Check the activation conditions for the HOLD function
X
(
page 161).
Y
Distance Pilot DISTRONIC is deactivated (
If it was not deactivated by the driver, a warning tone also sounds.
Distance Pilot DISTRONIC is operational again after having been tem-
porarily unavailable. You can now reactivate Distance Pilot
DISTRONIC (
page 155).
Y
Distance Pilot DISTRONIC is temporarily inoperative.
Steering Pilot is also temporarily inoperative.
Possible causes are:
The radar sensor system is temporarily inoperative, e.g. due to
R
electromagnetic radiation emitted by nearby TV or radio stations or
other sources of electromagnetic radiation.
The system is outside the operating temperature range.
R
The on-board voltage is too low.
R
A warning tone also sounds.
When the causes stated above no longer apply, the display message
disappears.
Distance Pilot DISTRONIC is operational again.
If the display message does not disappear:
Pull over and stop the vehicle safely as soon as possible, paying
X
attention to road and traffic conditions.
Secure the vehicle against rolling away (
X
Restart the engine.
X
Display messages
page 162).
Y
page 158).
Y
page 143).
Y
231
Z
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