misfire

Register for the Zoom meeting here: https://us06web.zoom.us/meeting/register/tZEtcOmpqzMvHdYlmDmvFtH6YNtN_0rmIK2u Join AVI instructor Andy Tirado while he takes you through a hands-on vehicle based case study on how to diagnose a misfire. Using various […]

This Tech Tip is taken directly from an AVI Live Stream presented on August 6 2014 with Master Technician and shop owner Bill Fulton. Bill breaks down the most common […]

When diagnosing misfires, it’s important to use tools that allow you to go beyond a simple code reader that ­displays a P03XX. Even an OEM-level scan tool can’t tell you […]

In any shop, understanding how to properly diagnose is essential. In this tip clip, Ron explains how to determine the source of a misfire with any vehicle equipped with a […]

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.

Instructor John Thornton presents this in depth comprehensive case study of a 2002 Ford Explorer 4.0L vin E with a misfire at idle speed. John details the use of his scope and pressure transducer to perform a cranking compression test and goes on to point out the various indicators you should be watching your scope pattern for and how to identify problems.

Jim Wilson talks about the importance of misfire diagnostics and how a large portion of the problems coming into our shops are misfire related. Jim talks about the types of misfires and the causes of misfires. Most importantly Jim talks about the tools and procedures you will need to effectively find misfires.

Mode $06 continues to be a hot topic with techs. Nevertheless, there are many techs who have not even heard of Mode $06 or do not even use the Global OBD2 side of the scan data. Knowing how to use Mode $06 could really help in the day-to-day diagnostic problems in your shop.