FixVault

Home › Jeep › 2019 › Grand Cherokee Trackhawk › Repair and Diagnosis › Engine Performance › System › 6.2L - DTCS C053D To P0138 › DTC Troubleshooting › P0051-O2-Sensor 2/1 Heater Circuit Low › When Monitored

When Monitored

Continuously with the O2 Sensor heater commanded on.
Battery voltage between 10.5 and 15.75 volts.
DTC P0052 is not active.