When Monitored
WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
This diagnostic runs when the following conditions are met:
- Continuously with the O2 Sensor heater commanded on.
- Battery voltage between 10.4 and 15.75 volts.
- DTC P0057 is not active.