Conditions for Clearing the DTC

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.

The current DTC will clear and set the code to history 3 s after the reference voltage returns to the normal operating range and the ignition is cycled OFF then back to ACC or RUN.
The history DTC will clear after 40 consecutive fault-free ignition cycles have occurred.