Connecting And Installing - Mercedes-Benz 2016 Metris Operator's Manual

Battery
252
starter battery. The auxiliary battery is located in
the seat base of the left-hand front seat.
Switch off all electrical consumers.
X
Switch off the engine and remove the Smart-
X
Key from the ignition lock.
Open the front door on the right-hand side.
X
i
To disconnect or remove the additional bat-
tery, open the left-hand front door. The auxil-
iary battery is located in the seat base of the
left-hand front seat.
Press both latching springs : down and
X
remove cover ; upwards from the seat base.
Remove cover ; by pulling upwards at an
X
angle from the seat base.
Open seat base (example: right-hand front seat)
Remove screws A from holder B.
X
Remove holder B.
X
Remove breather hose ? from the top of the
X
battery.
Pull the battery out of the seat base until the
X
negative clamp can be released and removed.
Disconnect the negative clamp from negative
X
terminal =.
Remove the negative clamp in such a way that
X
the battery cable terminal no longer touches
negative terminal =.
Example: starter battery
Remove the battery from the seat base and
X
place it on the door sill panel as shown. If
necessary, hold the battery by handles E.
Remove the positive clamp cover from posi-
X
tive terminal C.
Loosen positive clamp D on positive terminal
X
C.
Remove positive clamp D in such a way that
X
the battery cable terminal no longer touches
positive terminal C.
Lift the battery from the door sill panel by
X
handles E.
Reconnecting and installing
G
WARNING
During the charging process, a battery produ-
ces hydrogen gas. If a short circuit occurs or
sparks are created, the hydrogen gas can
ignite. There is a risk of an explosion.
Make sure that the positive terminal of a
R
connected battery does not come into con-
tact with vehicle parts.
Never place metal objects or tools on a bat-
R
tery.
It is important that you observe the descri-
R
bed order of the battery terminals when
connecting and disconnecting a battery.
When jump-starting, make sure that the
R
battery poles with identical polarity are
connected.