Handling difficult questions. It is important not to start responding to a difficult question before you have thought about the answer. Repeating the question and asking for clarification will help create some space for your thoughts.
Make sure all loads in vehicle are turned off, key is in the off position. Disconnect the negative battery terminal first then the positive terminal. When installing the new battery connect the positive terminal make sure not ground out the tool your using while tightening the positive terminal.
If the battery is known to be discharged or if the tester tells the operator to charge before testing again, the battery must be completely recharged. 1  It may not be required to turn a conductance tester off or on. 2  Connect the positive (+) tester clamp to the positive (+) battery terminal. 3  Turn on if needed.