charging AUDI A4 1999 B5 / 1.G Engine Oil Level Checking Workshop Manual

65

Battery no-load voltage, testing


Requirements:

Vehicle must have been standing for at least
two hours in the no-load state prior to
measurement (no engine starts, no charging
and discharging).
Ignition turned OFF

- Measure voltage with digital multimeter (Fluke
83, or equivalent) between poles of installed
battery.
If instrument indicates 12.5 volts or higher,
battery is OK.
If voltage is below 12.5 volts, determine cause
and repair or replace as necessary.
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