Mercedes-Benz GL-Class 2014 Owners Manual - Manual (Page 319)

Display messages Possible causes/consequences and M M Solutions
Cruise Control Cruise Control
Inoperative Inoperative
Cruise control is defective.
X Visit a qualified specialist workshop.
Cruise Control Cruise Control
--- mph
--- mph
A condition for activating cruise control has not been fulfilled.
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 201).
Display messages
317
On
-b
oar
d
comp
ut
er
an
d
di
sp
lay
s
Z