Display messages
Possible causes/consequences and
M
M
Solutions
j
Check
Check trailer
trailer hitch
hitch
lock
lock
The trailer tow hitch is not correctly engaged.
A warning tone also sounds.
G
WARNING
If the ball coupling is not engaged, the trailer may come loose. There
is a risk of an accident.
X
Stop the vehicle immediately, paying attention to road and traffic
conditions, and switch off the engine.
X
Apply the parking brake.
X
Engage the trailer coupling's ball coupling in the end position
(
Y
page 210).
&
inoperative
inoperative Battery
Battery
Low
Low
The on-board voltage is too low. The auxiliary heating has switched
itself off or cannot be switched on (
Y
page 132).
X
Drive for a considerable distance.
The battery charges. The auxiliary heating is operational again as
soon as the on-board electrical system voltage is sufficient.
&
inoperative Refuel
inoperative Refuel
vehicle
vehicle
There is too little fuel in the fuel tank. The auxiliary heating cannot be
switched on (
Y
page 132).
X
Refuel at the nearest filling station.
&
inoperative
inoperative See
See Own‐
Own‐
er's Man.
er's Man.
The auxiliary heating is temporarily malfunctioning or faulty.
X
When the vehicle is on a level surface and the engine has cooled
down, make up to four attempts to switch on the auxiliary heating,
waiting several minutes between each attempt (
Y
page 132).
X
If the auxiliary heating does not switch on, consult a qualified spe-
cialist workshop.
Telephone
Telephone No
No service
service
Your vehicle is outside the network provider's transmitter/receiver
range.
X
Wait until the mobile phone operational readiness symbol appears
in the multifunction display.
Ð
Power steering mal‐
Power steering mal‐
function See Own‐
function See Own‐
er's Manual
er's Manual
The power steering assistance is faulty.
A warning tone also sounds.
G
WARNING
You will need to use more force to steer.
There is a risk of an accident.
X
Check whether you are able to apply the extra force required.
X
If you are able to steer safely: carefully drive on to a qualified
specialist workshop.
X
If you are unable to steer safely: do not drive on. Contact the
nearest qualified specialist workshop.
Display messages
251
On
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oar
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comp
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lay
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Z