Warning/
indicator
lamp
N
N
Signal type
Possible causes/consequences and
M
M
Solutions
X
Make sure that the air supply to the engine radiator is not blocked, e.g. by
snow, slush or ice.
X
If the coolant temperature gage is below the H marking (
Y
page 191), drive
on to the next qualified specialist workshop.
X
Avoid heavy loads on the engine as you do so, e.g. driving in mountainous ter-
rain and stop-and-go traffic.
Driving systems
Warning/
indicator
lamp
N
N
Signal type
Possible causes/consequences and
M
M
Solutions
·
N
The red distance warning lamp lights up while the vehicle is in motion. A
warning tone also sounds.
You are approaching a vehicle, a pedestrian or a stationary obstacle in your line
of travel at too high a speed.
X
Be prepared to brake immediately.
X
Pay careful attention to the traffic situation. You may have to brake or take
evasive action.
Further information on Active Distance Assist DISTRONIC (
Y
page 156).
Further information on Active Brake Assist (
Y
page 63).
Further information on Active Brake Assist with cross-traffic function
(
Y
page 70).
Warning and indicator lamps
241
On-bo
ard
co
mput
er
and
displays
Z
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