Mercedes-Benz Metris Operating Instructions Manual page 225

Display messages (vehicles with steering wheel buttons)
Display messages
Cruise Control
- - - mph
Blind Spot Assist
Inoperative
Blind Spot Assist
Currently Unavail.
See Operator's Man‐
ual
Possible causes/consequences and M Solutions
A condition for activating cruise control has not been met.
You have tried to store a speed below 20 mph (30 km/h) for exam-
ple.
X
If conditions permit, drive faster than 20 mph (30 km/h) and
store the speed.
X
Check the activation conditions for cruise control (
Blind Spot Assist is faulty.
X
Visit a qualified specialist workshop.
Blind Spot Assist is temporarily inoperative. Possible causes:
You have attached a trailer.
R
The sensors in the rear 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
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
Once the causes listed above no longer apply, the display message
goes out and Blind Spot 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 (
X
Switch off the engine.
X
Clean the sensors in the rear bumper (
X
Restart the engine.
Y
page 147).
Y
page 138).
Y
page 267).
Z
223