Author Question: A technician attaches one lead of a digital voltmeter to the ground terminal of the TP sensor and ... (Read 128 times)

lak · **on:** Aug 13, 2021

Question 1

A P0122 DTC is retrieved using a scan tool. This DTC means ________.
◦ The TP sensor voltage is low
◦ The TP sensor could be shorted-to-ground
◦ The TP sensor signal circuit could be shorted-to-ground
◦ All of the above are correct

Question 2

A technician attaches one lead of a digital voltmeter to the ground terminal of the TP sensor and the other meter lead to the negative terminal of the battery. The ignition is turned on, engine off, and the meter displays 37.3 mV. Technician A says this is the signal voltage and is a little low. Technician B says the TP sensor ground circuit has excessive resistance. Who is right?
◦ Technician A only
◦ Technician B only
◦ Both technicians A and B
◦ Neither technician A nor B