Thread: Battery life
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Old 23rd March 2024, 15:13   #31
SD1too
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Rover 75 2.5 Connoisseur Auto (1999) Dealer launch model.

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Quote:
Originally Posted by freewheeler View Post
... then check the voltage drop on the battery over a couple of days whilst still disconnected.
The open-circuit battery voltage may not tell you much. What matters is how much the voltage drops when the battery is required to deliver a large current to the starter motor. Anything below about 10.5 volts is a bad sign.

Simon
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