Volkswagen Golf Variant / Jetta. Manual - part 474

 

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Volkswagen Golf Variant / Jetta. Manual - part 474

 

 

voltage when the Battery - A- is removed or disconnected.
For more information. Refer to the Battery Charger - VAS5903-

Operating Instructions.
The support mode is used for the following situations:
♦ Vehicle electrical system support mode with the Battery - A-

not installed

♦ Maintaining the voltage when the battery is being replaced
♦ Systems test without the Battery - A-

WARNING

Risk of injury. Follow all warning messages and safety pre‐

cautions. 

Refer 

to

⇒ “1.3 Warnings and Safety Precautions”, page 3

 .

WARNING

Do not check or charge a Battery - A- when the visual indicator

has »no color or is bright yellow«. Jump starting must not be

used!
There is a risk of explosion during testing, charging or jump

starting.
These Batteries - A- must be replaced.

Procedure

Caution

♦ The polarity protection of the charger clamps is not active

in the operation mode “charging severely discharged bat‐

teries/Support mode”. Connect the charger clamps to the

battery terminals correctly according to polarity!

♦ It can result in sparks due to short circuit.
♦ This constitutes an explosion risk.
♦ Make sure the charging clamp connections are secure.
♦ Do not touch 

START/STOP

 button when battery cables are

incorrectly connected! The Battery Charger - VAS5903-

can become damaged.

– Remove the Battery - A- . Refer to ⇒  Electrical Equipment;

Rep. Gr.  27 ; Battery; Battery, Removing and Installing .

– Connect the Battery Charger - VAS5903- to the power supply.

The last selected operation mode is shown on the display.

Refer to

⇒ “3.3.2  Battery Charger VAS5903 Device Description”, page

49

 .

Beetle 2012 ➤ , Golf 2015 ➤ , Golf Variant 2007 ➤ , Golf Variant 2010 ➤ ...

56

Whenever the Battery - A- is removed, be careful to prevent

contact between the connected charge clamp on the positive

terminal and the body ground. Likewise prevent contact be‐

tween the battery terminals.

– Connect the red charge terminal (+) to the positive terminal of

the Battery - A- .

Note

On vehicles with a Start/Stop function and an installed Battery

Monitoring Control Module - J367- , the black charge terminal (-)

must be connected to the body ground. The Start/Stop system

will malfunction when it is connected to the Battery - A- negative

terminal.

– Connect the black charge terminal (-) to the negative terminal

of the Battery - A- /negative connector.

– Press the 

START/STOP

 button for about 5 seconds. The menu

selection “Charging severely discharged batteries/Support

mode” is activated.

– Press the corresponding 

-button or 

 button to adjust the

battery voltage(6 V/12 V/24 V).

Note

If no button is touched within five seconds, the Battery Charger -

VAS5903- will return to the main menu (operating mode selec‐

tion).

– Select the battery voltage by pressing the 

START/STOP

 button.

Then the inquiry about the correct polarity of the charging clamps

is made.
– Check correct polarity connection of charger clamps.
– Confirm charging clamps are connected to correct poles via

START/STOP

 button.

The Battery Charger - VAS5903- starts the Battery - A- support

mode.
End the battery support mode
– Press the 

START/STOP

-button.

– Remove the charging clamps from the battery terminals.
– Disconnect the Battery Charger - VAS5903- from the power.

3.3.7

Battery Charger - VAS5903- Mainte‐

nance Charging

Special tools and workshop equipment required
♦ Battery Charger - VAS5903-
If the Battery - A- is discharged by an electrical consumer during

maintenance charging, the Battery Charger - VAS5903- automat‐

ically supplies an appropriate charge.

Beetle 2012 ➤ , Golf 2015 ➤ , Golf Variant 2007 ➤ , Golf Variant 2010 ➤ ...

3. Battery, Charging    

57

The Battery - A- can be used constantly.

Note

Observe the maintenance notes of the battery manufacturer.

WARNING

Risk of injury. Follow all warning messages and safety pre‐

cautions. 

Refer 

to

⇒ “1.3 Warnings and Safety Precautions”, page 3

 .

WARNING

Do not check or charge a Battery - A- when the visual indicator

has »no color or is bright yellow«. Jump starting must not be

used!
There is a risk of explosion during testing, charging or jump

starting.
These Batteries - A- must be replaced.

If the Battery - A- is fully charged, the Battery Charger - VAS5903-

starts maintenance charging.
Procedure
– Proceed as if charging the Battery - A- . Refer to

⇒ “3.3.3 Battery, Charging with Battery Charger VAS5903 ”,

page 49

 .

With a charge status of 100%, all bars are indicated on the display

-1-.

Beetle 2012 ➤ , Golf 2015 ➤ , Golf Variant 2007 ➤ , Golf Variant 2010 ➤ ...

58

Battery Charger - VAS5906-

⇒ “3.4.1 General Information”, page 59
⇒ “3.4.2  Battery Charger VAS5906 Device Description”,

page 59
⇒ “3.4.3 Battery, Charging with Battery Charger VAS5906 ”, page

60

3.4.1

General Information

WARNING

Risk of injury. Follow all warning messages and safety pre‐

cautions. 

Refer 

to

⇒ “1.3 Warnings and Safety Precautions”, page 3

 .

WARNING

Do not check or charge a Battery - A- when the visual indicator

has »no color or is bright yellow«. Jump starting must not be

used!
There is a risk of explosion during testing, charging or jump

starting.
These Batteries - A- must be replaced.

Observe the Battery Charger - VAS5906- Operating Instructions.
♦ Battery Charger - VAS5906- device description. Refer to

⇒ “3.4.2  Battery Charger VAS5906 Device Description”, page

59

 .

♦ Charge the Battery - A- . Refer to

⇒ “3.4.3 Battery, Charging with Battery Charger VAS5906 ”,

page 60

 .

3.4.2

Battery Charger - VAS5906- Device De‐

scription

Battery Charger - VAS5906-
The Battery Charger - VAS5906- was developed especially for

charging the vehicle electrical system while the vehicle is on dis‐

play.
It supplies for automatic charging of 3 - 300 Ah for starter batter‐

ies.
The 14.4 V maximum charging voltage is not exceeded. All elec‐

trical consumers will be supported up to 30 A by the support

charging.
After the battery - A- is completely charged, the Battery Charger

- VAS5906- switches into the maintenance charging for long-term

operation.
The Battery Charger - VAS5906- starts automatically and does

not need any adjustments. Only the charging terminals and the

network cable need to be connected.
For more information. Refer to the Battery Charger - VAS5906-

Operating Instructions.

Beetle 2012 ➤ , Golf 2015 ➤ , Golf Variant 2007 ➤ , Golf Variant 2010 ➤ ...

3. Battery, Charging    

59

 

 

 

 

 

 

 

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