148 Vehicle battery and fuses ›
Technical data
The fuel prescribed for your vehicle is indicated on a
sticker on the inside of the fuel filler flap.
CNG (compressed natural gas)
The capacity of the natural gas fuel tank is approxi-
mately 13.8 kg.
Vehicle battery
Vehicle battery and fuses
Vehicle battery
Functionality - Discharge protection
Possible causes of battery discharge
Frequent short-distance traffic.
▶
Low temperatures.
▶
Vehicle stationary for a long period of time.
▶
System-related discharge protection measures
Increasing the engine idling speed.
▶
Switching off certain consumers or limiting their
▶
power.
Measures to be taken when vehicle stationary for
more than three weeks
›
Disconnect the
Checking and charging the vehicle battery
Checking the condition
The battery condition is checked by a specialist ga-
rage during servicing.
Checking the acid level
Applies to a vehicle battery with an acid level indica-
tor.
Requirements for the charging process
✓ Ignition switched off.
✓ Power consumers switched off.
Vehicle battery charging process
To charge the vehicle battery fully, set a charging
current of max. of 0.1 times the battery capacity.
Earth point
terminal of the vehicle battery.
›
Tap on the indicator
before testing, to clear
air bubbles.
Black colour - the acid
▶
level is OK.
Colourless or pale yel-
▶
low colour - acid level
is too low, the battery
must be replaced.
›
Connect the
termi-
nal of the charger to
the
terminal of the
vehicle battery.
›
Connect the
termi-
nal of the charger to
the earth point
A
›
Plug the charger's
power cable into the
socket and switch on
the device.
.