Pressure Sensor or Potentiometer Signal Fixed at 0v [Circuit Integrity Testing]

In this video we will be cover all the necessary testing procedures for trouble code P0452 "EVAP Pressure Sensor Signal Low/Short". The vehicle in test is a 2002 Chevy Silverado 4.8 but these same procedures can be followed on all General Motors fuel tank pressure sensors as well as every other pressure sensor on the car. Including MAP and BARO sensors. (original title: How to troubleshoot an EVAP Pressure Sensor problem P0452 - GM) Engine Performance Diagnostics chapter 8 Symptom check engine light with a P0452 code Fix replace faulty fuel tank pressure sensor Tests shown pressure sensor description, operation and testing how to perform a signal circuit integrity test (chapter 10) voltage measurements of the tank pressure sensor Tools used scan tool digital multimeter back-probing pins Playlist (Chapter 8) Pressure Sensor Testing, MAP, BARO, DPFE, fuel tank and rail pressure sensors    • (Chapter 8) Pressure Sensor Testing, MAP, ...   Related videos Power Steering Pressure Sensor Test (P0550) - Toyota    • Power Steering Pressure Sensor Testing (ap...   Ford Ranger EGR Flow Trouble Code P0401 (DPFE fault)    • Ford Ranger EGR Flow Trouble Code P0401 (D...   No Start from a shorted MAP sensor (Honda, Acura)    • No Start from a shorted MAP sensor (Honda,...   For more information on this topic, I have written a “field manual” called Engine Performance Diagnostics which is available at www.scannerdanner.com as an eBook or paper book. Want even more diagnostic training? Whether you are a DIY trying to fix your own car, someone looking to become an auto technician, or a current auto technician that wants to get more into diagnostics, subscribe to ScannerDanner Premium https://www.scannerdanner.com/join-sc... There is a 14 day free trial. On ScannerDanner Premium I will bring you right into my classroom at Rosedale Technical College. You will find page for page lectures taken right from my book as well as exclusive classroom type case studies. What is so special about these classroom case studies? I pull live problem vehicles directly into my classroom and we troubleshoot them in real time, using and applying the theory and testing procedures we learn during the classroom lectures. There is no better on-line training of how to troubleshoot automotive electrical and electronics systems anywhere! Disclaimer: Due to factors beyond the control of ScannerDanner LLC, it cannot guarantee against unauthorized modifications of this information, or improper use of this information. ScannerDanner LLC assumes no liability for property damage or injury incurred as a result of any of the information contained in this video. ScannerDanner LLC recommends safe practices when working with power tools, automotive lifts, lifting tools, jack stands, electrical equipment, blunt instruments, chemicals, lubricants, or any other tools or equipment seen or implied in this video. Due to factors beyond the control of ScannerDanner LLC, no information contained in this video shall create any express or implied warranty or guarantee of any particular result. Any injury, damage or loss that may result from improper use of these tools, equipment, or the information contained in this video is the sole responsibility of the user and not ScannerDanner LLC.