186 12 volt vehicle battery and fuses › Using the jump-starting cable
Low charge level of the 48 volt battery
Applies toe-TEC-vehicles.
What you should be mindful of
WARNING
Risk of explosion and chemical burns!
or
illuminates
Keep the engine turned on, but do not drive
Do not jump start with the 12 volt vehicle battery
›
▶
off.
of another vehicle under the following conditions:
▶
The discharged 12 volt vehicle battery is fro-
Stop with the vehicle on the spot until the indica-
tor light goes out.
›
zen. A discharged 12 volt vehicle battery may
already freeze at temperatures just below 0 °C.
▶
Engine fault
or
Stop driving!
The acid level of the 12-volt vehicle battery is
too low » page 185.
illuminates
›
Use jump leads with a sufficient cross section and in-
sulated terminal clamps.
Stop the engine and seek the help of a specialist
garage.
›
The rated voltage of both batteries must be 12V. The
capacity (in Ah) of the 12 volt charging vehicle bat-
tery must not be significantly lower than the capaci-
ty of the discharged 12 volt vehicle battery.
Disconnecting, connecting and replacing
CAUTION
Risk of fire!
Use another vehicle's 12 volt vehicle battery
to operate the vehicle
Do not mix up the connection cables.
▶
Disconnecting
WARNING
Risk of injury! Danger of damage to vehicle!
Close the electric boot lid, the tilting/sliding sun-
roof, all windows and the electric sunblind.
›
Lay the jump start cables so that they cannot be-
come caught by rotating parts in the engine com-
partment.
▶
Switch off the ignition and any connected power
consumers.
›
Disconnect the
nal.
terminal and then the
termi-
›
NOTICE
Short circuit!
Connecting
The non-insulated parts of the terminal clamps
must not touch each other.
▶
Connect the
terminal and then the
terminal.
›
The cable connected to the positive pole of the 12
volt vehicle battery must not come into contact
with electrically conductive vehicle parts.
After switching on the ignition, the indicator lights
light up from the isolation box.
▶
If, after a short distance, one of the above-men-
tioned indicator lights does not go out, seek the
help of a specialist garage.
›
The vehicles must not touch each other.
▶
Connect the jump start cable
Switch off the ignition.
Connect the terminal clamps of the jump start ca-
bles in the order shown in the legend.
›
›
Operate these vehicle functions after disconnect-
ing and connecting the 12 volt vehicle battery
Window operation » page 29.
▶
Changing
The new 12 volt vehicle battery must have the same
parameters as the original battery. Have the replace-
ment carried out by a specialist garage.
Using the jump-starting cable
Usage
With the help of jump start cables, a vehicle with a
discharged or defective 12-volt vehicle battery can
be started using the 12-volt vehicle battery of an-
other vehicle.
discharged 12 volt vehicle battery
current-supplying 12 volt vehicle battery
1
2
-pole of the discharged 12-volt vehicle battery
-pole of the current-supplying 12 volt vehicle
battery
English 
