Atpms dash warning is flashing.
a) technician a says that this means that a low tire has been detected.
b) technician b says that this means that the system has detected a fault such as a wheel sensor that is not broadcasting data.
which technician is correct?

Technician A is correct        

Explanation:

                 A TPMS stands for tire pressure monitoring system. It is a device used to detect lower tire pressure and warns the driver about it.

                 When the device detects a low inflation pressure of a tire, the tire pressure monitoring system starts flashing light and it this provides signal to the driver about the tire pressure.

Hence the answer is Technician A is correct.

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