Mercedes-Benz SLS-Class 2015 Owners Manual - Manual (Page 180)

Display messages Possible causes/consequences and M M Solutions
# The battery is not being charged.
A warning tone also sounds.
Possible causes are:
R
a defective alternator
R
a torn poly-V-belt
R a malfunction in the electronics
X Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X
Secure the vehicle against rolling away (
Y
page 131).
X
Open the hood.
X
Check whether the poly-V-belt is torn.
If the poly-V-belt is torn:
! Do not continue driving. The engine could otherwise overheat.
X
Consult a qualified specialist workshop.
If the poly-V-belt is not damaged:
X Visit a qualified specialist workshop.
+
Check Coolant Check Coolant
Level See Opera‐ Level See Opera‐
tor's Manual tor's Manual
The coolant level is too low.
! Avoid making long journeys with too little coolant in the engine
cooling system. The engine will otherwise be damaged.
X
Add coolant, observing the warning notes before doing so
(
Y
page 221).
X If coolant needs to be added more often than usual, have the
engine coolant system checked at a qualified specialist work-
shop.
4
Engine Oil Level Engine Oil Level
low Stop Vehicle low Stop Vehicle
Turn Engine Off Turn Engine Off
There is insufficient oil in the engine. There is a risk of engine
damage.
X
Pull over and stop the vehicle safely and switch off the engine,
paying attention to road and traffic conditions.
X
Top up and check the engine oil level (
Y
page 219).
178
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