A4 Quattro Sedan V6-3.0L (AVK) (2002)
Battery: Technician Safety Information
Battery Safety Information
Battery
The battery is one of the most important electrical components in the vehicle. Its proper functioning is a major factor in ensuring customer satisfaction.
To guarantee a long service life, the battery must be checked, serviced and maintained.
In addition to its starting function, the battery acts as back-up and supplies power for the entire electrical system.
CAUTION: Before beginning repairs on the electrical system:
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Obtain the anti-theft radio security code.
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Switch the ignition off.
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Disconnect the battery Ground (GND) strap.
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On vehicles equipped with Audi Telematics by OnStar, switch-off the emergency (backup) battery for the Telematic/Telephone Control
Module prior to disconnecting vehicle battery.
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After reconnecting vehicle battery, re-code and check operation of anti-theft radio. Also check operation of clock and power windows
according to Owner's Manual.
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After reconnecting vehicle battery on vehicles equipped with Audi Telematics by OnStar,switch-on the emergency (backup) battery for
the Telematic/Telephone Control Module.