The only fix is to replace it. If you are mechanicly inclined, this is a doable deal.
Before you replace the sensor you should check the wiring for resistance you can use a volt/ohms meter (vom) and test the continuity of the wiring to the sensor.
Take a look at the lift sensor mounted on the left front fender.
The P0141 code on a 1997 Ford Ranger indicates a problem with the oxygen sensor heater circuit for the bank 1 sensor 2. To fix this issue, first, inspect the wiring and connectors leading to the oxygen sensor for any damage or corrosion. If the wiring is intact, test the sensor itself and replace it if faulty. Additionally, check the fuse related to the oxygen sensor heater circuit and replace it if necessary.
Error code P0141 on a 2005 Honda Accord indicates a malfunction in the oxygen sensor circuit for the downstream sensor (Bank 1). To fix this issue, first inspect the wiring and connectors for any damage or corrosion. If the wiring is intact, you may need to replace the downstream oxygen sensor itself. After replacing the sensor, clear the error code using an OBD-II scanner and monitor to ensure the code does not return.
Code 0715 is for an input shaft speed sensor circuit malfunction. Changing the speed sensor out for a new one should fix the issue.
You cannot repair an O2 sensor. Replace it.
The heater in the oxygen sensor has failed. Its a good idea to replace BOTH oxygen sensors at the same time. If one has failed the other won't be lasting very long.
you take it apart and fix it
You need to get a die that fits. Probably cheaper to buy the sensor
Check the O2 sensor(oxygen sensor) AFTER the catalytic converter
around 500 dollars at dealership
you take it to the people to fix it.
The only thing you can do to them is change them.