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.
P0A0C
The hybrid/EV powertrain control module 2 detects high voltage interlock circuit 5 V low reference voltage is less than 30 % of the commanded 5 V signal voltage.
P0A0D
- The hybrid/EV powertrain control module 2 detects high voltage interlock circuit 5 V low reference voltage is greater than 24 % of the commanded 0 V signal voltage for 62.5 ms.
OR
- The hybrid/EV powertrain control module 2 detects high voltage interlock circuit 5 V low reference voltage is greater than 44 % of the commanded 5 V signal voltage for 75 ms.