To diagnose a bad sensor you need to hook it up to a code reader to read the stored trouble codes. Most auto parts stores will do this for free and tell you what sensor is bad and where it is located.
how do you replace oxygen sensor of 2001 bmw 318 ci es
You can't repair an o2 sensor,You'll half to replace it
First of all disconnect the battery.
Is it the back one or is it the front one...?
There is 1 before and 1 after the catalytic converter.
To replace the oxygen sensor on a 2001 Subaru Legacy, first, locate the sensor, which is typically found on the exhaust manifold or the catalytic converter. Disconnect the negative battery terminal to prevent any electrical issues, then unplug the old oxygen sensor's connector. Use an O2 sensor socket or a wrench to carefully unscrew the old sensor, and install the new one by threading it in and tightening securely. Finally, reconnect the sensor's electrical connector and the battery terminal.
01 toyota salara oxygen sensor how to replace it code p1135 p1155
Upstream Oxygen Sensor heater performance. That will be the first oxygen sensor in the exhaust pipe ( closest to the engine ) on the passenger side head. You need to check the wireing connector that hooks to the oxygen sensor for a broken wire are bad connection. If you find no problems, then replace oxygen sensor.
Have you check the manifold? There should be one at the manifold and one at the catalyc! Hope you find it!
Find your Sensor, un-screw it 7/8 the wrench usually. Un-hook the electrical cable. Screw in the new Sensor then hook up the electrical cable...
The sensor runs under the seat and out to the exhaust pipe under the back of the car. You will have to remove the two bolts holding the seat to replace it.
The 2001 Toyota Tundra front oxygen sensor torque specification is 20 pounds. The oxygen sensor bolts should be torqued in 10 pound intervals.