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.
P0AA1
The positive bus voltage is greater than 30 V.
P0AA4
The negative bus voltage is greater than 30 V.
P0AD9, P0ADD and P0AE4
The hybrid/EV powertrain control module 2 has detected an open in the control circuit for the corresponding contactor.
P0ADB, P0ADF, and P0AE6
The hybrid/EV powertrain control module 2 has detected a short to ground in the control circuit for the corresponding contactor.
P0ADC, P0AE0, and P0AE7
The hybrid/EV powertrain control module 2 has detected a short to voltage in the control circuit.
P1EC0
The main bus voltage is less than 80% of hybrid/EV battery voltage.