If you have an oxygen sensor problem then there should be a check engine light "on." Have a repair shop scan and diagnosis the problem. You may not truly have a problem with the oxygen sensor as it could be a vacuum leak that makes the o2 sensor set a code.
Heated oxygen sensor heater circuit malfunction (bank 1, sensor 1): Open or short in heated oxygen sensor heater circuit Heated oxygen sensor heater malfunction (Haynes Repair Manual)
O2 sensor heater circuit malfunction, Bank 1 Sensor 1.
The oxygen sensor is "done". It should be replaced.
Bank 2, sensor 1, O2 sensor heater circuit malfunction.
P0141 - O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)
Newer oxygen sensors are heated for accuracy. If the heater element goes bad the oxygen sensor doesn't work and needs to be replaced. If you have an oxygen sensor heater malfunction, it just means that the oxygen sensor has failed.
Trouble code P1320 means: Distributor Signal Interrupt
O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)
Trouble code P0141 means:O2 heater sensor circuit malfunction (Bank 1 Sensor 2)
Trouble code P0135 means:O2 sensor heater circuit malfunction (Bank 1 Sensor 1)
Trouble code P0135 means:O2 sensor heater circuit malfunction (Bank 1 Sensor 1)
Trouble code P0141 means:O2 sensor heater circuit malfunction (Bank 1 Sensor 2)