(Chapter 3) Transistors, Solenoids, Computer Controlled Output Testing

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Do not change your purge solenoid or any other components without first checking your gas cap! The manufacturer doesn't list EVAP leaks (loose gas cap), as one of the causes of this code, so it is no wonder so many people are having issues.

View More About This Video: 2012 Dodge Caliber P0441 EVAP Purge System Performance

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2006 Chevy Impala with a P0449 Evaporative Emission (EVAP) Vent Solenoid Control Circuit trouble code. In this video I will show you how to test and repair this fault code with universal testing methods that can be applied to all cars and trucks.

View More About This Video: (EVAP) Vent Solenoid Control Circuit P0449 repair - GM

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In this video I will be showing you how to test for an EVAP system leak, using a smoke machine.

View More About This Video: EVAP leak P0455 (vacuum cut valve-bypass valve test) - Nissan

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I will be testing the Intake and Exhaust Camshaft Actuator Solenoid Valves in this video. The vehicle is a 2012 Buick Verano with a 2.4L Ecotec engine. These solenoids are high failure items on this particular engine.

Read more: Intake/Exhaust Camshaft Actuator Solenoid test (P0010, P0011) - GM 2.4

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This case study I did on a body shop vehicle covers a lot of starter circuit theory and operation, as well as practical testing methods, making it great viewing for anyone working in the field.

View More About This Video: How to troubleshoot a starting system (bad ignition switch) - Dodge Neon

  1. How to test a purge solenoid (Mazda P0443, P0455)
  2. EGR Closed Performance P1404 with new EGR valve installed (GM)
  3. How to test Intake Valve Control Solenoids (codes P0028, P0082) - Subaru
  4. GM EVAP Vent Solenoid Testing

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