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Servicing VVT Systems | Pro Training PowerHour

In this session of Pro Training PowerHour, Pro Training Instructor Darren Beanard discusses VVT purpose and operation, how to identify common VVT components and teaches you how to apply what you've learned today to fix a car. Chapters: 00:00: Introduction 00:32: What is its Purpose? 00:57: Fixed Timing Compromises 01:24: Benefits of Variable Valve Timing 02:07: VVT Operation 06:01: VVT Control Systems 07:28: The Phaser Internals 08:36: How Do We Control It? 10:05: Diagnostic Considerations 10:47: Oil is Critical! 11:29: Lack of Maintenance! 11:43: Common Failure: GM 1.8 liter 12:15: Common Failure: Ford 5.4 liter 13:05: Scan Data Example = Good 14:37: Scan Data Example = Problem! 15:45: Case Study 16:27: Visual Inspection 16:50: DTC Check 18:19: Scan Data Capture 19:57: Schematics 20:57: Solenoid Control Signal 21:10: What Does This Tell Us? 22:24: Intake Solenoid Ohm Check 23:19: Both Solenoids Replaced 23:50: Fixed Scan Data Pro Training Power Hour is a free, live virtual technical series that features live demonstrations from Standard® Pro Trainers. Each session will provide you with a systems overview, diagnostic recommendations and installation tips. Register for the next PowerHour: http://www.ProTrainingPowerHour.com Watch previous sessions:    • Pro Training Power Hour   More VVT videos:    • Variable Valve Timing (VVT)   To learn more, visit: https://www.standardbrand.com/en