When Monitored and Set Condition:
WARNING: This page is about a different car, the 2004 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.
P0032-O2 SENSOR 1/1 HEATER CIRCUIT HIGH
When Monitored: Battery voltage above 10.6 volts, ASD is powered up, and O2 heater is off.
Set Condition: The O2 heater voltage is out of range high. One trip fault.
P0038-O2 SENSOR 1/2 HEATER CIRCUIT HIGH
When Monitored: Battery voltage above 10.6 volts, ASD is powered up, and O2 heater is off.
Set Condition: The O2 heater voltage is out of range high. One trip fault.