Volkswagen Polo Service & Repair Manual: Battery, Charging with Battery Charger -VAS5903
| Special tools and workshop equipment
required |
| Battery Charger -VAS5903- |
WARNING
| Risk of injury. Follow all Warnings and Safety
Precautions. Refer to
→ Chapter „Warnings and Safety Precautions“. |
|
WARNING
| Batteries that have a light yellow visual indicator
do not have to be tested or charged. Jump starting must
not be used! |
| There is a risk of explosion during testing,
charging or jump starting. |
| These batteries must be replaced. |
|
 Note
| The battery temperature must be at least 10 °C (50 °F). |
| – |
Turn off the ignition and all electrical consumers. |
| – |
Plug in the electrical system connector of the charger. The
last selected operation mode is shown on the display. Refer to
→ Chapter „Battery Charger -VAS5903- Device Description“. |
|
|
|
| – |
Select battery type using INFO. |
| The symbol -1- for “standard
charge of wet batteries” or the symbol -2-
for “standard charge of Gel/Absorbant Glass Mat (AGM) batteries”
is indicated in the display. |
| – |
Set the capacity (Ah) of the battery to be charged with the
corresponding button “Up”↑ or “Down”↓. |
| – |
Clamp the red charging clamp “+” to the positive battery
terminal. |
Note
| In the case of vehicles with a start/stop function and an
installed Battery Monitoring Control Module -J367-, the black
charging clamp (-) must be connected to the body ground. The
start/stop system will malfunction if it is connected to the
negative terminal on the battery. |
| – |
Connect the black charging clamp “-” to the negative battery
terminal. |
| The battery charger recognizes the nominal voltage of the
connected battery (6 V, 12 V or 24 V) and begins the charging
process automatically. |
|
|
|
| At a charge condition of approximately 80 - 85%, charging
unit begins the “Final-charging”. The fourth bar is indicated on
the display -1-. The battery is now
ready to be used. |
|
|
|
| With a charge status of 100%, all bars are indicated on the
display. |
Note
| With the battery type “standard charge”, parallel operation
of consumers during the charging process is possible. The
charging time is lengthened by this. |
| Depending on battery type, the charger switches over to
sustain charging after approximately 1-7 hours. To achieve a
100% charge status, the battery should remain connected to the
charger for that long. |
| Possible malfunctions and how they are handled: |
| 1 - |
Displayed voltage does not match the nominal voltage: |
| – |
Hold the appropriate button “Up”↑
or “Down”↓ until the charging process
begins. |
| 2 - |
Displayed battery voltage does not match rated voltage -
charging process has already begun: |
| – |
Press START/STOP twice. |
| – |
Hold the appropriate button “Up”↑
or “Down”↓ until the charging process
begins again. |
| 3 - |
The charger does not recognize a battery, when the battery
voltage is less than 2 V: |
| The display remains unchanged. |
| The selected battery type and Ampere hours (Ah) are
displayed. |
| End Battery Charging Process |
| – |
Remove the black charging clamp “-” of the charger from the
negative battery terminal. |
| – |
Remove the red charging clamp “+” of the charger from the
positive battery terminal. |
| – |
Pull out the electrical system connector of the charger. |
|
|
|
WARNING
Risk of injury. Follow all Warnings and Safety
Precautions. Refer to
→ Chapter „Warnings and ...
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required
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WARNING
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Battery Charger -VAS5903- Device Description
Refresh Charging with Battery Charger -VAS5903