Conditions for Setting the DTC

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

P2122

APP Sensor 1 = Less than 0.46 V - For greater than 1 s

P2123

APP Sensor 1 = Greater than 4.75 V - For greater than 1 s

P2127

APP Sensor 2 = Less than 0.33 V - For greater than 1 s

P2128

APP Sensor 2 = Greater than 2.6 V - For greater than 1 s

P2138

APP Sensor 1 and 2 Disagree = Greater than 5-10% Between Ranges - For greater than 1 s
or
APP Sensor 1, 2 Learned Released Position Disagree = Greater than 0.3 V - For greater than 1 s