Technician A says the injector balance tester leads must be connected to the battery with the correct polarity. Technician B says the injector balance tester contains a timing circuit. Who is correct?

Question

Quizplus · Accepted Answer

Both technicians are correct. Technician A is correct because the injector balance tester, like many electrical diagnostic tools, requires correct polarity connection to the battery to function properly. Technician B is correct because an injector balance tester typically contains a timing circuit to measure the time it takes for each injector to respond, which is crucial for diagnosing injector performance issues.

Technician a Says the Injector Balance Tester Leads Must Be