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Check the open circuit voltage battery
Check the open circuit voltage battery is needed to determine its capacity.
NOTE Before checking the battery at least 2 hours can not be discharged or charged. Charging or discharging the battery during this period lead to inaccurate measurement results. |
Turn the ignition and all electrical consumers and remove ignition key. Remove the negative terminal of a battery Wait at least 2 hours. At this time, the battery can not be charged and discharged. Measure the open circuit voltage of the battery using a hand multimeter VAG 1526 B.
If the results of measurements performed open-circuit voltage battery charge, follow the steps below. Wait at least 2 hours. At this time, the battery can not be charged and discharged. Measure the open circuit voltage of the battery using a hand multimeter VAG 1526 B. If the open circuit voltage of the battery after the charge is less than 12.5 V, replace the battery.
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