Display messages
Possible causes/consequences and
M
Solutions
DTR+: Steering
Assist. Currently
Unavailable See
Operator's Manual
Steering Assist and Stop&Go Pilot are temporarily inoperative.
Possible causes are:
R
the windshield in the camera's field of vision is dirty.
R
visibility is impaired due to heavy rain, snow or fog.
R
there have been no lane markings for an extended period.
R
the lane markings are worn, dark or covered, e.g. by dirt or snow.
When the causes stated above no longer apply, the display message
disappears.
Steering Assist and Stop&Go Pilot are operative again.
If the display message does not disappear:
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (
Y
page 189).
X
Clean the windshield.
DTR+: Steering
Assist. Inoperative
Steering Assist and Stop&Go Pilot are faulty.
However, the DISTRONIC PLUS functions are still available.
A warning tone also sounds.
X
Visit a qualified specialist workshop.
Cruise Control Inop‐
erative
Cruise control is malfunctioning.
A warning tone also sounds.
X
Visit a qualified specialist workshop.
Cruise Control
- - - mph
R
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.
R
ESP
®
is deactivated. The yellow ESP
®
OFF warning lamp is lit.
X
If conditions permit, drive faster than 20 mph (30 km/h) and store
the speed.
or
X
Check the activation conditions for cruise control (
Y
page 197).
or
X
Reactivate ESP
®
(
Y
page 269).
Cruise Control Off
Cruise control has been deactivated.
If a warning tone also sounds, cruise control has deactivated auto-
matically (
Y
page 197).
Display messages
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