Battery Description and Operation: Ratings
WARNING: This page is about a different car, the 2005 Suzuki Swift +, 2005 Pontiac Wave, and 2005 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.
A battery has two ratings:
- a reserve capacity rating designated at 27°C (80°F), which is the time a fully charged battery will provide 25 amperes current flow at or above 10.5 volts;
- A cold cranking amp rating determined under testing at -18°C (0°F), which indicates the cranking load capacity.