Disconnecting, removing, charging,
reinstalling and reconnecting 12‑volt
battery
Disconnecting the 12-volt battery
i If the 12-volt battery is disconnected
or discharged
R
turning the key in the starter switch
will have no effect
R
the transmission will remain in park
position P
For more information see “Jump
starting” (Y page 193).
X
Engage the parking brake.
X
Move the gear selector lever to park
position P.
X
Turn off all electrical accessories.
X
Switch off the drive system.
X
Open the passenger door.
X
Move the passenger seat to the rear as far
as possible.
X
Unscrew the carpet holder in the
passenger footwell (Y page 154).
X
Lift the carpet.
X
Unscrew fastening screw ;
counterclockwise.
X
Pull footrest : sideways out of the
vehicle.
X
Read and observe safety instructions and
precautions (Y page 190).
!
Always disconnect the battery in the
order described below. Otherwise the
vehicle’s electronics can be damaged.
X
Disconnect the battery negative lead
from negative terminal =.
Make sure the negative lead does not
come
into contact with the positive lead.
X
Remove cover ? from the positive
terminal.
X
Disconnect the battery positive lead.
Removing the 12-volt battery
X
Unscrew battery mount A.
X
Remove the battery support and bracket.
X
Pull out the ventilation hose from the
battery.
Depending on battery arrangement in
your
vehicle model, the ventilation hose
is located either on the left or right side
of the battery.
X
Remove the battery.
Charging the 12-volt battery
G
WARNING
Avoid creating sparks when charging the
battery as escaping gases are flammable.
Keep
open flames away from the battery and
do not smoke.
Do not touch the battery terminal with metal
objects and do not remove the battery
charger’s terminal clamps until the battery
charger has been switched off and no
192
Batteries
>> Practical hints.