car won't start

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08-26-2010, 01:39 PM

#11

SCCAGT

3rd Gear Member

Join Date: Nov 2006

Location: Kansas City

Posts: 960

Quote:

Originally Posted by jknowlton

clicking usually means battery, so def. check the voltage. I good battery is 12.7volts, but anything about 12.4 SHOULD start but still has drained down and might not start it.

12.7 100%
12.6 75%
12.3 50%
12.0 25%
11.8 0%

Voltage is not a solid indicator of a battery's health. CCA output is more reliable to determine good/bad battery.

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