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How to Replace the Lambda Sensor

Model: (Various brands) Various
Part: Oxygen sensor

Is there an exhaust fume issue? Here’s how to replace the lambda sensor. Raise your car on a column lift; stop at a comfortable height for working and secure it. Remove the plastic engine cover. Disconnect the power connector from the lambda sensor, and unscrew it using the appropriate spanner or socket. Once the sensor is removed from its housing, compare it with the new part. Install the new sensor using the appropriate spanner, reconnect the power connector. Refit the soundproofing engine cover. Lower the car once finished.

Updated on 15 March 2026 by ScegliAuto

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How to Open the Bonnet of a Renault Megane if the Lever is Broken?

If the lever that unlocks the bonnet of the Renault Megane is broken or not functioning, there is an emergency procedure to unlock the mechanism: remove the right front grille located at the top of the bumper. Once the grille is removed, you can locate the actuator mechanism: by pulling the spring in this position, you can unlock the actuator, allowing you to lift the bonnet and access the components located inside the engine compartment. You can then close the bonnet simply by lowering it.

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