Learn why it’s not a bad idea to charge a little more for the hassle.

Technician A is using the min/max function of a digital voltmeter to test the battery and charging system on a customer’s vehicle. He notes a max reading of 17.2 volts has been recorded. Technician B says that the alternator has failed and is overcharging. Technician A says that reading may be part of the vehicle’s battery management strategy and needs to check the vehicle specs before condemning the alternator.
Who is correct?
A) Technician A
B) Technician B
C) Both A and B
D) Neither A nor B
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