Technician A says that a scan tool should be disconnected from the DLC with the ignition switch on. Technician B says that on some computer-controlled air suspension systems, the scan tool may be used to command the computer to fill and vent each air spring. Who is correct?
A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Technician B is correct. Some computer-controlled air suspension systems allow the scan tool to command the computer to fill and vent each air spring. Technician A is incorrect because the scan tool should be disconnected from the DLC with the ignition switch OFF to avoid damaging the tool or the vehicle's computer.

Technician a Says That a Scan Tool Should Be Disconnected