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Continued from Part 1--- In this video we will take the newly learned concepts from Part 1 and play around with wideband sensors in an actual vehicle (a Subaru) using a scan tool to see if it reacts as we would expect and how we can use those reactions to help diagnose engine performance issues. Part 1 is HERE: Also if you want more advanced Fuel Trim material, try this video on Adaptive Fuel Learn:
