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Re: P2138 APP Correlation, Intermittent limp mode. APP Sensor
Posted to Technical Discussion Forum on 12/18/2023

Awesome! Glad you caught it.

A few years back, I saw a video case study on an FTP causing a DTC on a different circuit also (like a CMP or something). This gives us a look inside what circuits the ECM is monitoring much more frequently than others. They can ... Login to read more.