Conditions for Setting the DTC
WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.
P0806
The CPP sensor is stuck in range.
P0807
CPP sensor voltage is less than 0.2 V for more than 1 s.
P0808
CPP sensor voltage is more than 4.8 V for more than 1 s.