How To Test A Car Battery With A Load Tester. During the load test the voltage on a good battery will NOT drop below the following tables indicated voltage for the electrolyte at the temperatures shown. The basics of Automotive Battery Load Testers.
This is slightly higher than 12 volts on the battery side to provide resistance to the voltage in. The basics of Automotive Battery Load Testers. You will want to see where the amperage is highest at.
During the load test the voltage on a good battery will NOT drop below the following tables indicated voltage for the electrolyte at the temperatures shown.
How can I test my car battery at home. With a battery load tester apply a load equal to one-half the vehicles CCA specification for 15 seconds. Attach the load tester sensors to the battery terminals. Leave them in the ON position for 10-15 minutes.
