A TPMS 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.