BMW increase battery discharge diagnostic test.

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BMW Videos: • BMW Videos
Good Battery voltages
Engine off, ignition off 12.4-12.9v
Engine off, ignition on. 12.1-12.4v
Engine on, ignition on 13.5-14.9v
Bad battery voltages
Engine off, ignition off. 12.0 or lower
Engine off, ignition on. 11.9 or lower
Engine on, ignition on. 12.5 or lower
The battery can be strong enough to start the engine but not enough to hold all the electronic of the vehicle.
This test will work with different BMW vehicle like e60, e65, e66, e70, e71, e90, f01, f07, f10, etc,..