alternator MERCEDES-BENZ B-CLASS HATCHBACK 2008 Owners Manual

Display
messages 213Display messages Possible cause/consequence Possible solution
D The engine fan is faulty. X
If the coolant temperature is less than 120 †,
you can continue driving to the nearest quali-
fied specialist workshop.
X Avoid subjecting the engine to heavy loads, e.g.
driving in mountainous terrain, and stop-and-
go driving. # The battery is not being charged. One (or
more) of the following could be the cause:
R
a faulty alternator
R a torn poly-V-belt
R a malfunction in the electronics X
Stop immediately and safely when traffic con-
ditions permit and switch off the engine.
X Check the poly-V-belt.
X If the poly-V-belt is torn: do not continue
driving. Consult a qualified specialist work-
shop.
X If the poly-V-belt is not damaged: have the
vehicle checked immediately at a qualified spe-
cialist workshop. The on-board voltage is too high. X
Have the alternator checked at a qualified spe-
cialist workshop. 2 Brake wear The brake pads/linings have reached
their wear limit. X
Visit a qualified specialist workshop. Practical advi
ce
245_AKB; 2; 7, en-GB
wdomann,
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Battery
264 step out of the vehicle first and touch the
bodywork.
R Do not wipe the battery using a cloth. The
battery could be destroyed as a result of
electrostatic charge or due to flying
sparks.
! Switch off the engine and remove the key
before disconnecting the terminal clamps
from the battery. Otherwise, you may
destroy electronic components, such as
the alternator.
i Mercedes-Benz recommends that you
have all work involving the battery, e.g.
removing, charging and replacing, carried
out at a qualified specialist workshop, e.g.
a Mercedes-Benz Service Centre.
Installation location of the battery Your vehicle is equipped with a battery in the
footwell in front of the front-passenger seat.
The main fuse box is also located there. 1
Retaining screw
2 Cap
X Remove the floormat*.
X Remove retaining screw 1by turning it
anti-clockwise, e.g. by using a coin.
X Lift up cover 2. 3
Negative terminal
4 Positive terminal Disconnecting the battery
G
Risk of accident
If the battery is disconnected:
R the brake boosting effect will not be avail-
able. Greater braking force will then be
required and the brake pedal travel will
be longer. If necessary, depress the
brake pedal with maximum force.
R you will no longer be able to turn the key
in the ignition lock.
R the selector lever is locked in position P
on vehicles with AUTOTRONIC*. Practical advice
* optional
245_AKB; 2; 7, en-GB
wdomann,
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