That code isn't for the sensor directly. It is for the "heated oxygen sensor heater
" circuit. The current supplying the heater in the O2 sensor is below target.
"TROUBLESHOOTING HINTS (The most likely causes for this code to be set are
- Open or shorted right bank heated oxygen sensor (rear) heater circuit, or harness damage.
- Open circuit in right bank heated oxygen sensor (rear) heater.
- Connector damage.
- PCM failed."
I'm attaching a pic of location and connector