Tech A says that when troubleshooting a TPS at WOT, the return voltage should not exceed 12 volts. Tech B says that when using a digital storage oscilloscope to troubleshoot a TPS up to WOT, KOEO voltage should rise steadily up to WOT. Who is correct?
A) Tech A
B) Tech B
C) Both A and B
D) Neither A nor B

Question

Quizplus · Accepted Answer

Tech B is correct because the TPS (Throttle Position Sensor) voltage should rise steadily as the throttle is opened, reaching a maximum at WOT (Wide Open Throttle). Tech A is incorrect because TPS voltage should not exceed 5 volts, not 12 volts.

Tech a Says That When Troubleshooting a TPS at WOT