How do you check how much charge a car battery has?

How do you check how much charge a car battery has?

Reply to
Terry
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Discharge it.

But:

Measuring the specific gravity and temperature of the cells will give you an estimate of the charge state. Measurement of cell voltage can give an estimate also.

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Reply to
Palindr☻me

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Reply to
Rich256

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sorry, its been a long week and i couldnt resist

Reply to
TimPerry

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