Technician A says all vehicles with on-board computers must have an auxiliary power source connected before disconnecting the battery. Technician B says to check the service manual before disconnecting the battery to make sure an auxiliary power source should be connected to the on-board computer. Who is correct?
A) Technician A only
B) Technician B only
C) Both Technician A and B
D) Neither Technician A nor B

Question

Quizplus · Accepted Answer

Technician B is correct because it's important to consult the service manual for specific instructions regarding the vehicle's electrical system before disconnecting the battery. Some vehicles may require an auxiliary power source to maintain memory for the on-board computer and other electronic components, while others may not.

Technician a Says All Vehicles with On-Board Computers Must Have