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2000 Ford Focus EGR System Tests (EGR, DPFE, EVR) - P1409

692 Views· 05/24/12
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In this video I will be addressing a P1409 fault code (EVR control circuit fault). Within the process of diagnosing this EVR solenoid fault, I will show you how to test the entire EGR system. Engine Performance Diagnostics chapter 24 Symptoms - check engine light (P1409) Fix - replace EVR solenoid Tests shown - how to test for proper EGR flow - how to test the EGR valve itself - how to verify vacuum supply from the EVR solenoid to the EGR valve - how to test the EGR valve regulator solenoid (EVR) - how to test the delta pressure feedback sensor (DPFE) - how to test the computers control of the EVR solenoid - how to verify wiring integrity Tools used - scan tool - labscope - incandescent test light - backprobing pins - vacuum gauge - digital multimeter Playlist - (Chapter 24) EGR Flow and System Tests https://www.youtube.com/playlist?list=PLAFYVCyenqcrqfDNVnVxC_76uRT16Wjew Related videos - How to test an EGR DPFE sensor (EGR flow test) - Ford, Lincoln, Mercury https://youtu.be/GDfxNHsPLCU - Ford Ranger EGR Flow Trouble Code P0401 (DPFE fault) https://youtu.be/RUmH4lwTLKs - How to test for proper EGR flow (restricted intake passage) - Ford https://youtu.be/znw-gjLE0fk - Ford EGR Flow Testing (P0401, P0402, P0405) https://youtu.be/pH_kjRwD-Xw 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-scannerdanner-premium.html 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.

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