Need a special socket. They are located in the exaust manifold(s).
To replace the oxygen sensor on a 1995 Jeep Grand Cherokee, first, ensure the engine is cool and disconnect the negative battery terminal. Locate the oxygen sensor, typically found on the exhaust pipe or manifold; use a wrench or oxygen sensor socket to unscrew it. Install the new sensor by threading it in and securing it, then reconnect the wiring harness and the battery terminal. Finally, start the engine to check for proper function and any warning lights.
To replace the oxygen sensor on a Honda Odyssey, first unscrew the sensor. Then use a 22 mm socket or 7/8 inch wrench to replace the oxygen sensor.
The Oxygen Sensor on a 1989 Cherokee 4.0L is on the exhaust pipe on the left side of the engine just below the exhaust manifold. You can see it from above but you must replace it from below. It is pretty easy to reach. I recently changed mine and it took only 10 minutes using an O2 sensor wrench.
To replace the oxygen sensor disconnect the oxygen sensor electrical connector. Use an oxygen sensor socket to remove the sensor. spray the sensor with penetration oil if it is difficult to loosen. install in reverse.
An Oxygen sensor does not reset. You have to replace them and yes they are expensive.
You bring it to a service station and tell them to replace the oxygen sensor.
how do you replace oxygen sensor of 2001 bmw 318 ci es
Replace the sensorOnce you have changed the oxygen sensor just disconnect the battery cable for about 30 seconds and the computer will reset. If you don't make the repair it will never go away, that's what it is made for.
on the number 1 injector
In the exhaust pipe, near the engine.
sensor is in the plastic reserve on the float.
I had that same exact problem with a 1995 Jeep Cherokee, and it was indeed a bad oxygen sensor. Relatively cheap repair too.