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Mini quiz · Lesson 03
How to Test a Battery
Question 01 / 06
A healthy resting battery voltage is:
Question 02 / 06
When disconnecting a battery, which cable comes off first?
Question 03 / 06
If charging voltage at idle is 12.3V, the problem is most likely:
Question 04 / 06
Your customer's car cranks fine in the morning but voltage tested at 12.7V right after they drove in. The battery is 6 years old. What's misleading you?
Question 05 / 06
Charging voltage reads 15.4V at 2000 rpm. What happens if the customer keeps driving?
Question 06 / 06
CASE: A car dies overnight every 2-3 days. Battery tests 12.6V resting and 14.2V charging. What's your next test and what reading would confirm the fault?
0 / 6 answered