A6 V6-3.0L (AVK) (2004)
Battery: Testing and Inspection
Open Circuit Voltage, Measuring
Open Circuit Voltage, Measuring
Special Tools and Equipment
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VAG 1526A
WARNING!
Battery plugs must always be threaded in so they seal properly for charging, voltage measurement and load measurement.
Make sure the following notes are observed, since a proper measurement can otherwise not be ensured.
NOTE:
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If the open-circuit voltage is being measured on a battery installed in a vehicle, it is imperative to disconnect the Ground (GND) strap.
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Power-consuming devices must not be connected to the battery for at least 2 hours before the measurement is taken.
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Loads may not be applied to the battery for at least 2 hours before the measurement is taken.
Procedure
NOTE:
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Obtain radio code before disconnecting battery.
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Be sure to activate vehicle features (radio, clock, electric window regulator, engine) when the battery is re-connected.
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Remove cover above the battery (arrows).
NOTE: For vehicles without separate battery cover: Remove plenum cover.