Mercedes-Benz Zetros 2020, Operating Instructions Manual

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Lighting system, electrical system and key
Display messages
Possible causes/consequences and
M
Solutions
#
Undervoltage
Supplementary text
Û
:
Start engine or stop vehicle Con‐
sult service centre Driving characteristics changed
The battery charge level is too low.
G
WARNING
The vehicle's driving and braking characteristics may change.
There is a risk of an accident.
When the on-board computer shows the event window with the
engine switched off, the battery charge level is too low.
X Start the engine.
or
X
Charge the batteries (
Y
page 169).
When the on-board computer shows the event window with the
engine running, the battery is no longer being charged.
X
Stop the vehicle at once, paying attention to road traffic condi-
tions.
X Consult a qualified specialist workshop.
ª
Generator is not
charging battery.
Supplementary text
Û
:
Visit workshop.
The
ª
indicator lamp lights up yellow in the status area of the
on-board computer as well as in the event window.
The alternator is faulty or the poly-V-belt has torn.
G
WARNING
The vehicle's driving and braking characteristics may change.
There is a risk of an accident if you do not adapt your driving style.
X
Have the alternator/poly-V-belt checked at a qualified specialist
workshop immediately.
On-board computer event window
89
On-board computer and displays
Z