Battery - Mercedes-Benz Metris Operator's Manual

Keep children at a safe distance.
Observe these Operating Instructions.
Observe the following notes:
Recharge the battery more frequently in the
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following cases:
You predominantly drive short distances.
-
You predominantly drive at low outside
-
temperatures.
You leave the vehicle parked for a lengthy
-
period.
In order for the batteries to achieve their maxi-
mum possible service life, they must always be
su ciently charged.
Consult a quali ed specialist workshop if you
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wish to leave your vehicle parked up for long
periods.
When you park the vehicle, remove the key if
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you do not require any electrical consumers.
The vehicle will then use very little energy, thus
conserving battery power.
If your vehicle requires jump-starting, or if you
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wish to provide jump-starting assistance to
another vehicle, only use the jump-start con-
nection point in the engine compartment
( page 189).
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Installation locations Inst allation locations
Your vehicle may be equipped with the following
three batteries, depending on the equipment ver-
sion:
Starter battery in the seat base of the right-
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hand front seat
Support battery in the seat base of the right-
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hand front seat
Auxiliary battery in the seat base of the le -
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hand front seat
S S t t ar arting assist ting assistance and c ance and char harging t
& W W ARNING
ARNING Risk of explosion from a frozen

battery

A discharged battery may freeze at tempera-
tures slightly above or below freezing point.
If the warning/indicator lamps do not light up in
the instrument cluster at temperatures around or
below freezing, it is highly probable that the dis-
charged battery has frozen.
In this case, observe the following points:
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& W W ARNING
& W W ARNING
S S t t ar arting assist
ging the 12 V batt he 12 V battery ery
* NO
Breakdown assistance 189
During starting assistance or battery charging,
battery gas can be released.
Always allow a battery to thaw before
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charging it or performing starting assis-
tance.
Do not give the vehicle starting assistance or
charge the battery.
The service life of a battery that has been
thawed may be reduced drastically.
The starting behavior may deteriorate, particu-
larly at low temperatures.
It is recommended that you have a thawed bat-
tery checked at a quali ed specialist workshop.
ARNING Risk of explosion due to a mix-
ture of explosive gases
A mixture of explosive gases can escape from
the battery during charging and jump starting.
Fire, open ames, smoking and creating
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sparks must be avoided.
Make sure that there is su cient ventila-
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tion.
Do not stand over the battery.
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ARNING Danger of chemical burns from
the battery acid
Battery acid is caustic.
Avoid contact with the skin, eyes or
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clothing.
Do not lean over the battery.
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Do not inhale battery gases.
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Keep children away from the battery.
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Immediately rinse battery acid o thor-
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oughly with plenty of clean water and
seek medical attention immediately.
ting assistance ance
NOTE TE Damage caused by numerous or
extended attempts to start the engine
Numerous or extended attempts to start the
engine may damage the catalytic converter
due to non-combusted fuel.
189