Battery, Charging

WARNING: This page does not describe the selected car, but rather 18 other vehicles, including the 2016 Audi S4, 2016 Audi A4 Quattro, 2016 Audi A4, 2015 Audi S4, and 2015 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Refer to BATTERY, CHARGING .

Battery, Preparing for Charging

WARNING:

Risk of explosion on discharged battery with "Visual indicator".

If the "Visual indicator" has no color or is light yellow, the battery may not be tested or charged. Jump starting must not be used! There is a risk of explosion during testing, charging or jump starting. The Battery must be replaced.

Before the battery charger can be connected, the following preparations are necessary:

NOTE:

It is recommended that the battery is charged when installed and connected. This is the only way to ensure the charge current is incorporated into the capacity calculation for the Battery Monitoring Control Module -J367-.

-- Switch off ignition, switch off all electrical consumers and remove ignition key.

Vehicles through 05/2008:

Fig 1: Identifying Alarm Horn, Removal

Courtesy of AUDI OF AMERICA, LLC

-- Unclip the plenum chamber cover -2- and remove it.

NOTE:

Ignore items -1 and 3- and the -arrow-.

Vehicles from 06/2008:

Fig 2: Identifying Cover, Removal

Courtesy of AUDI OF AMERICA, LLC

-- Pull the handle cover -1- upward -arrow-.

All vehicles:

Fig 3: Opening Terminal Box Cover

Courtesy of AUDI OF AMERICA, LLC

-- Release the retainer -arrow A- and open the cover -arrow B-.

-- Connect the battery charger red charging clamp "+" to the positive service terminal -1- and the black charging clamp "-" to the negative service terminal -2-.

Fig 4: Connect Battery Charger Red Charging Clamp "+" To The Positive Terminal Clamp

Courtesy of AUDI OF AMERICA, LLC

-- Connect the battery charger electrical system connector and switch the battery charger on. Refer to BATTERY, CHARGING WITH Battery Charger VAS5095A .

-- Keep the rear lid open while charging.

Battery, Preparing for Support Mode

Vehicles through 05/2008:

-- Unclip the plenum chamber cover -2- and remove it.

Fig 5: Identifying Alarm Horn, Removal

Courtesy of AUDI OF AMERICA, LLC

NOTE:

Ignore items -1 and 3- and the -arrow-.

Vehicles from 06/2008:

Fig 6: Identifying Cover, Removal

Courtesy of AUDI OF AMERICA, LLC

-- Pull the handle cover -1- upward -arrow-.

All vehicles:

Fig 7: Opening Terminal Box Cover

Courtesy of AUDI OF AMERICA, LLC

-- Release the retainer -arrow A- and open the cover -arrow B-.

-- Connect the battery charger red charging clamp "+" to the positive service terminal -1- and the black charging clamp "-" to the negative service terminal -2-.

Fig 8: Connect Battery Charger Red Charging Clamp "+" To The Positive Terminal Clamp

Courtesy of AUDI OF AMERICA, LLC

-- Connect the battery charger electrical system connector and switch the battery charger on. Refer to Battery Charger VAS5095A SUPPORT MODE .