Jim Wilson Archives - Tomorrows Technician
PCV Valve Maintenance Tip Clip

In this tip clip from the Quick Check Diagnostics class, instructor Jim Wilson talks about some simple test you can perform to verify proper functionality of the PCV valve. He goes on to discuss what to watch out for and how fuel trim can be effected.

Misfire Testing with a Scan Tool Tip Clip

In this tip clip, instructor Jim Wilson talks about P0300 codes and misfire testing using your scan tool. He talks about how you would look at certain things such as RPM, MAP, changes in load, and long term fuel trims. He goes on to mention some things technicians should be aware of on Ford and Chrysler vehicles.

Ignition and EGR Testing Tip Clip

Using scope patterns, Jim Wilson discusses and demonstrates a procedure for diagnosing EGR related misfire issues by examining scope patterns of the different cylinders.