Common automotive O2 sensor.
Depending on your specific vehicle imitation, there might be one or two O2 sensors near the catalytic converter, one on Everyone purpose of the unit. On some models, one of the sensors might be installed on the exhaust manifold or correct rapid to it. Normally, you essential to uplift your vehicle to cut access to the one following to the catalytic converter. Nevertheless either sensor may be replaced using the corresponding procedure described in the coming steps.
Instructions
Removing the Oxygen Sensor
1. Commence the engine and let it slothful for approximately three minutes. This Testament spare the engine to arrive operating temperature and accomplish oxygen sensor Emigration yet easier without wick the threads on the exhaust cylinder.
2. Elevate the front of the vehicle and safely aid it on two jack stands.
3. Unplug the O2 sensor electrical connector from its harness by urgent the lock tab on the plastic connector.
4. Remove the sensor from the vehicle and discard the gasket if equipped.
Installing the Oxygen Sensor
6.Unscrew the two sensor mounting bolts from the sensor flange using a wrench or ratchet and socket. If your vehicle model does not use the flange type sensor, use a box-end wrench or an oxygen sensor socket and a ratchet to unscrew the sensor from the exhaust pipe.5.
Apply a light coat of anti-seize compound to the threads of the sensor mounting bolts or the threads on the unit, depending on which type of sensor your vehicle uses.
7. Set the sensor in place along with a new gasket, if equipped, and start the two mounting bolts or unit into the exhaust pipe by hand to avoid damage to the threads.
8. Tighten the two mounting bolts using a wrench or ratchet and socket if you have a flange type sensor. Otherwise, use the box-end wrench or ratchet and sensor socket.
9. Plug the oxygen sensor electrical connector.
10. Lower the vehicle.
