The sensor compares amount of oxygen in the exhaust to the surrounding air (there is an opening in the sensor that is exposed to the atmosphere). It generates a corresponding voltage which is transmitted to the PCM. The PCM then controls injector pulse based on this value. Modern vehicles use a heated oxygen sensor (HO2S).
To replace it, it will be necessary to put your Honda Civic on candles and at the level of your catalyst unscrew your probes, disconnect them, reconnect them and screw the new ones . Once re-connected, you should not have any more problems with your lambda sensor on Honda Civic. If you wish more tutorials on the Honda Civic, go to our Honda
4. Use a Scanner to Determine if the VSS is Reporting any Speed. Plug a good scanner into the OBD II port. You can configure it to report the vehicle’s speed as reported by the VSS. If it says 0 MPH while driving, the VSS has likely caused your Opel Corsa’s speedometer to stop working.
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