Mercedes-Benz SL 2008 Owner's Manual page 280

step out of the vehicle first and touch the
bodywork.
Do not wipe the battery using a cloth. The
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battery may explode as a result of elec-
trostatic charge or due to flying sparks.
!
Switch the engine off and remove the key
before unscrewing or disconnecting the
terminal clamps from the battery. You may
otherwise 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 two batteries:
Starter battery in the engine compartment
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Consumer battery in the boot
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* optional
Starter battery in the engine compartment
Positive terminal
1
Negative terminal
2
Disconnecting the battery
G Risk of accident
If the battery is disconnected:
the brake boosting effect will not be avail-
R
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.
you can no longer turn the key in the igni-
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tion and, on vehicles with KEYLESS
Practical advice
GO*, pressing the KEYLESS GO button*
will have no effect
the selector lever is locked in position P
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!
Always disconnect the battery in
the order described below. Never swap the
terminal clamps. You may otherwise dam-
age the vehicle electronics.
Disconnecting the starter battery
Firmly depress the parking brake and shift
X
the selector lever to position P on vehicles
with automatic transmission*.
Switch off all electrical consumers.
X
Turn the key to position 0 in the ignition
X
lock and remove it.
Open the bonnet.
X
Remove the negative terminal clamp from
X
the battery.
Remove the cover from the positive termi-
X
nal clamp.
Remove the positive terminal clamp from
X
the battery.
Disconnect the breather hose.
X
Battery
Z
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