Operation CHARM: Car repair manuals for everyone.

Battery Voltage

Open voltage* at 20°C (68°F):
12.6 - 12.8 V Fully charged
12.2 - 12.4 V Half charged
11.8 - 12.0 V Discharged


* Voltage that is checked 20 minutes after the key is removed with all the lights turned off

Charging rates: 5 A max.