Display messages
Possible causes/consequences and
M
M
Solutions
Collision Preven‐
Collision Preven‐
tion Assist Cur‐
tion Assist Cur‐
rently
rently Unavail.
Unavail. See
See
Oper. Manual
Oper. Manual
COLLISION PREVENTION ASSIST PLUS is temporarily inoperative.
Possible causes:
R
The sensors in the front bumper are dirty.
R
The function is impaired due to heavy rain or snow.
R
The radar sensor system is temporarily inoperative, e.g. due to
electromagnetic radiation emitted by nearby TV or radio stations or
other sources of electromagnetic radiation.
R
The system is outside the operating temperature range.
R
The on-board voltage is too low.
Once the causes listed above no longer apply, the display message
goes out and COLLISION PREVENTION ASSIST is operational again.
If the display message does not disappear:
X
Pull over and stop the vehicle, paying attention to road and traffic
conditions.
X
Secure the vehicle to prevent it from rolling away (
Y
page 133).
X
Switch off the engine.
X
Clean the sensors in the front bumper (
Y
page 258).
X
Restart the engine.
Lane
Lane Keeping
Keeping Assist
Assist
Inoperative
Inoperative
Lane Keeping Assist is faulty.
X
Visit a qualified specialist workshop.
Lane
Lane Keeping
Keeping Assist
Assist
Currently Unavail.
Currently Unavail.
See Oper. Manual
See Oper. Manual
Lane Keeping Assist is deactivated and temporarily inoperative. Pos-
sible causes:
R
The windshield is dirty in the camera's field of vision.
R
Visibility is impaired due to heavy rain, snow or fog.
R
There are no lane markings for an extended period of time.
R
The lane markings are worn away, dark or covered, e.g. by dirt or
snow.
Once the causes listed above no longer apply, the display message
goes out and Lane Keeping Assist is operational again.
If the display message does not disappear:
X
Pull over and stop the vehicle, paying attention to road and traffic
conditions.
X
Secure the vehicle to prevent it from rolling away (
Y
page 133).
X
Clean the windshield.
Cruise Control
Cruise Control
LDC_Spd_Dsr
LDC_Spd_Dsr
speedUnit
speedUnit
A condition for activating cruise control has not been met.
You have tried to store a speed below 20 mph (30 km/h) for example.
X
If conditions permit, drive faster than 20 mph (30 km/h) and store
the speed.
X
Check the activation conditions for cruise control (
Y
page 141).
Display messages (vehicles with steering wheel buttons)
215
On-bo
ard
co
mput
er
and
displays
Z