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At a charge condition of approx. 80 - 85 % the charger unit
switches to the “final charge” mode. The fourth bar appears in
display -1-. The battery is ready for use.
Note
The success of the “service charge” depends on the severity of
the sulphation of the battery.
Possible faults and fault rectification:
1 - Displayed battery voltage is not as per nominal voltage:
– Press respective button “Up”
↑
or “Down”
↓
until charging
sequence starts.
2 - Displayed battery voltage is not as per nominal voltage –
charging sequence already started:
– Press
START / STOP
twice.
– Press respective button “Up”
↑
or “Down”
↓
until charging
sequence starts.
3 - Battery charger does not detect a battery, when battery volt‐
age is less than 2 V:
Display remains unchanged.
The operating mode and ampere hours (Ah) as set is displayed.
Ending battery charging sequence:
– Press
START / STOP
.
– Disconnect black terminal clamp “-” of charger unit from neg‐
ative terminal on battery.
– Disconnect red terminal clamp “+” of charger unit from nega‐
tive terminal on battery.
– Pull charger unit plug out power supply socket.
3.2.4
Charging totally discharged battery with
battery charger -VAS 5900-
WARNING
Danger of injury! Observe warning notices and safety regula‐
tions
⇒ page 2
!
Jetta 2005 ➤ , Bora 2006 ➤
Electrical System - Edition 05.2005
3. Charging battery
23