2010-2017 Audi A1 SUV Charging -> Battery Charger VAS5095A User Manual
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Charging -> Battery Charger VAS5095A for Your Audi A1 SUV 2010-2017

Audi A1 2011 ➤ , Audi A1 Sportback 2018 ➤ , Audi A2 2001 ➤ , Audi A3 20 ...  
Electrical Equipment General Information - Edition 08.2019  
3
Battery, Charging  
⇒ “3.1 Battery Charger VAS5095A ”, page 25  
⇒ “3.2 Battery Charger VAS5900 ”, page 31  
⇒ “3.3 Battery Charger VAS5903 ”, page 42  
⇒ “3.4 Battery Charger VAS5906 ”, page 53  
⇒ “3.5 Solar Battery Maintainer VAS6102A ”, page 56  
⇒ “3.6 Severely Discharged Batteries”, page 57  
3.1  
Battery Charger - VAS5095A-  
⇒ “3.1.1 General Information”, page 25  
⇒ “3.1.2 Battery Charger VAS5095A Device Description”,  
page 26  
⇒ “3.1.3 Battery, Charging with Battery Charger VAS5095A ”,  
page 26  
⇒ “3.1.4 Severely Discharged Battery, Charging with Battery  
Charger VAS5095A ”, page 28  
⇒ “3.1.5 Battery Charger VAS5095A Support Mode”, page 28  
⇒ “3.1.6 Battery Charger VAS5095A Maintenance Charging”,  
page 30  
3.1.1  
General Information  
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not  
WApRerwNmitiIhtNteredGsupnelcetstsoathuethcoorirsreedctbnyesAsUoDf IinAfoGrm. AaUtioDnI AinGthdisoedsocnuomt geunat.raCnotpeyeriogrhat cbcyeApUt aDnIyAlGia.bility  
Risk of injury. Follow all warning messages and safety pre‐  
cautions. Refer to  
⇒ “1.3 Warnings and Safety Precautions”, page 3 .  
In order to prevent damage to the Battery - A- or vehicle, ob‐  
serve  
the  
battery  
type  
information.  
Refer  
to  
⇒ “1.2 Battery Types”, page 1 .  
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.  
Note  
♦ The charge current cannot be read on the -VAS5095A- . The  
charge current must be measured externally with a current  
probe ( -VAS6356/4A- ).  
♦ Observe the -VAS5095A- Operating Instructions.  
♦ -VAS5095A- device description. Refer to  
⇒ “3.1.2 Battery Charger VAS5095A Device Description”,  
page 26 .  
3. Battery, Charging  
25  
Audi A1 2011 ➤ , Audi A1 Sportback 2018 ➤ , Audi A2 2001 ➤ , Audi A3 20 ...  
Electrical Equipment General Information - Edition 08.2019  
♦ Charge the Battery - A- . Refer to  
⇒ “3.1.3 Battery, Charging with Battery Charger VAS5095A ”,  
page 26 .  
♦ Severely discharged Battery - A- , charging. Refer to  
⇒ “3.1.4 Severely Discharged Battery, Charging with Battery  
Charger VAS5095A ”, page 28 .  
♦ Support mode. Refer to  
⇒ “3.1.5 Battery Charger VAS5095A Support Mode”,  
page 28 .  
♦ Buffer mode/maintenance charging. Refer to  
⇒ “3.1.6 Battery Charger VAS5095A Maintenance Charging”,  
page 30 .  
3.1.2  
Battery Charger - VAS5095A- Device  
Description  
The -VAS5095A- is designed to charge all 12 V Batteries - A- in  
the VW group.  
The battery is charged without amperage or voltage surges.  
Thereby the on-board electronics will not be affected. It is not  
necessary to remove the Battery - A- from the vehicle or be dis‐  
connected from the electrical system during charging.  
-VAS5095A-  
1 - ON/OFF-Switch (0 = OFF)  
Protected by copyright. Copying for private or com
2 - Charge current display (I greaterptehrmaintted1u2nleAss)authorised by AUDI AG. AUDI
3 - Battery - A- charge current display,wpitharretsipaelclyt tocthheacrogrreecdtn(egssreofaintf‐ormation i
er than 90%)  
4 - Maintenance charging, lights up green when the Battery -  
A- is charged  
5 - Interference indicator  
6 - Support mode indicator  
7 - Support mode/normal mode selector switch  
8 - Charge cable: red charging clamp (+), black charging clamp  
(-)  
9 - Battery type change switch (on the bottom of the unit)  
3.1.3  
Battery, Charging with Battery Charger  
- VAS5095A-  
Special tools and workshop equipment required  
♦ Battery Charger - VAS5095A-  
WARNING  
Risk of injury. Follow all warning messages and safety pre‐  
cautions.  
Refer  
to  
⇒ “1.3 Warnings and Safety Precautions”, page 3 .  
26  
Rep. Gr.27 - Starter, Generator and Cruise Control  
Audi A1 2011 ➤ , Audi A1 Sportback 2018 ➤ , Audi A2 2001 ➤ , Audi A3 20 ...  
Electrical Equipment General Information - Edition 08.2019  
Caution  
While charging, always set the battery type to 2.4 V/C (Volts/  
Cell)! This applies to all Batteries - A- .  
Note  
The Battery - A- temperature must be at least 10 °C (50 °F).  
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  
– Turn off the ignition and all electrical consumers and remove  
the ignition key.  
– Check the battery type setting on the battery type switch.  
Refer to  
⇒ “3.1.2 Battery Charger VAS5095A Device Description”,  
page 26 . The battery type switch must be set to 2.4V/C  
(Volts/Cell).  
– Connect the red charge terminal (+) to the positive terminal of  
the Battery - A- .  
Note  
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not  
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability  
On vehicles with a Start/Stop funcwtiiothnresapnecdt toatnheicnosrrteactlnleesds oBf ianftotremraytion in this document. Copyright by AUDI AG.  
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.  
– Switch on the -VAS5095A- . Refer to  
⇒ “3.1.2 Battery Charger VAS5095A Device Description”,  
page 26 .  
Charge current displays. Refer to  
⇒ Fig. ““ -VAS5095A- ”“ , page 26 -2- and -3- light up yellow. The  
Battery - A- is partially charged (approximately 90 %) when only  
the yellow LED -3- is on.  
If the green LED. Refer to ⇒ Fig. ““ -VAS5095A- ”“ , page 26 -4-  
is also on, then the -VAS5095A- has switched to maintenance  
charging. The Battery - A- is charged.  
– Switch off the -VAS5095A- . Refer to  
⇒ “3.1.2 Battery Charger VAS5095A Device Description”,  
page 26 .  
– Remove the charging clamps from the battery terminals.  
3. Battery, Charging  
27  
Audi A1 2011 ➤ , Audi A1 Sportback 2018 ➤ , Audi A2 2001 ➤ , Audi A3 20 ...  
Electrical Equipment General Information - Edition 08.2019  
3.1.4  
Severely Discharged Battery, Charging  
with Battery Charger - VAS5095A-  
WARNING  
Risk of injury. Follow all warning messages and safety pre‐  
cautions. Refer to  
⇒ “1.3 Warnings and Safety Precautions”, page 3 .  
The -VAS5095A- automatically detects severely discharged Bat‐  
teries - A- and starts the charging process conservatively with a  
low charge current. The charge current is automatically adjusted  
to the battery charge state.  
Note  
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not  
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability  
with respect to the correctness of information in this document. Copyright by AUDI AG.  
♦ For information in the chapter. Refer to  
⇒ “3.6 Severely Discharged Batteries”, page 57 .  
♦ The battery voltage must be at least 0.6 V!  
♦ Severely discharged Batteries - A- in vehicles must be re‐  
placed prior to delivery. Pre-existing damage cannot be ruled  
out.  
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  
– Charge the Battery - A- . Refer to  
⇒ “3.1.3 Battery, Charging with Battery Charger VAS5095A ”,  
page 26 .  
3.1.5  
Battery Charger - VAS5095A- Support  
Mode  
Special tools and workshop equipment required  
♦ Battery Charger - VAS5095A-  
General Information  
The support mode provides the vehicle electrical system with  
voltage when the Battery - A- is removed or disconnected.  
For more information. Refer to the -VAS5095A- Operating In‐  
structions.  
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-  
28  
Rep. Gr.27 - Starter, Generator and Cruise Control  
Audi A1 2011 ➤ , Audi A1 Sportback 2018 ➤ , Audi A2 2001 ➤ , Audi A3 20 ...  
Electrical Equipment General Information - Edition 08.2019  
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 caPnrorteecsteudlbtyicnopsyprigahrt.kCsopdyiungefotroprsivahteoortr ccoimrcmuericti.al purposes, in part or in whole, is not  
♦ Thispceormnitstetdituuntleesss aautnhoreisxepd bloysAiUoDnI ArGis. AkU.DI AG does not guarantee or accept any liability  
with respect to the correctness of information in this document. Copyright by AUDI AG.  
♦ Make sure the charging clamp connections are secure.  
– Remove the Battery - A- . Refer to ⇒ Electrical Equipment;  
Rep. Gr. 27 ; Battery; Battery, Removing and Installing .  
Caution  
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.  
– Clamp the red charging clamp (+) to the vehicle positive bat‐  
tery terminal.  
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.  
– Attach the black charging clamp (-) to the vehicle battery neg‐  
ative terminal.  
– Check the setting for the support mode/standard opera-  
tion switch. Refer to  
⇒ “3.1.2 Battery Charger VAS5095A Device Description”,  
page 26 . It must be set to “support mode”.  
3. Battery, Charging  
29  
Audi A1 2011 ➤ , Audi A1 Sportback 2018 ➤ , Audi A2 2001 ➤ , Audi A3 20 ...  
Electrical Equipment General Information - Edition 08.2019  
– Check correct polarity connection of charger clamps.  
– Switch on the -VAS5095A- . Refer to  
⇒ “3.1.2 Battery Charger VAS5095A Device Description”,  
page 26 .  
The -VAS5095A- starts the support mode.  
End the Battery Support Mode  
– Switch off the -VAS5095A- . Refer to  
⇒ “3.1.2 Battery Charger VAS5095A Device Description”,  
page 26 .  
– Remove the charging clamps from the battery terminals.  
– Disconnect the -VAS5095A- from the power.  
3.1.6  
Battery Charger - VAS5095A- Mainte‐  
nance Charging  
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not  
permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability  
with respect to the correctness of information in this document. Copyright by AUDI AG.  
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.  
In maintenance charging, the -VAS5095A- provides safe charg‐  
ing and preserves the charge of the Battery - A- .  
Procedure  
– Proceed as if charging the Battery - A- . Refer to  
⇒ “3.1.3 Battery, Charging with Battery Charger VAS5095A ”,  
page 26 .  
If the Battery - A- is discharged by an electrical consumer during  
maintenance charging, the -VAS5095A- automatically supplies  
the appropriate charge.  
Maintenance charging can be performed without time restrictions.  
The Battery - A- can be used constantly.  
30  
Rep. Gr.27 - Starter, Generator and Cruise Control  

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