Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

How to Replace an Oxygen Sensor in Your Car

Model: (Various brands) Various
Part: Oxygen sensor

In this video tutorial, see how to replace an oxygen sensor in your car by following some simple steps: first, lift the car using a hydraulic jack and position safety stands; remove the heat shield covering the manifold. Now, heat the engine to operating temperature to make it easier to unscrew the oxygen sensor. Disconnect the negative terminal of the battery; unplug the sensor connector. Use a socket and extension to unscrew the oxygen sensor, turning it counterclockwise. Apply a special high-temperature lubricant to the threads of the new sensor. Screw the sensor in by hand and tighten it using a torque wrench. Clean the connector pins with a special spray. Connect the sensor to the connector and secure it with cable ties. Reinstall the heat shield and reconnect the battery.

Updated on 1 July 2026 by ScegliAuto

Video tutorial

Related tutorials

What is a Lambda Sensor?
What is a Lambda Sensor?
(Various brands) Various The lambda sensor is an oxygen sensor located in the exhaust manifold that measures the amount of residual oxygen in the exhaust gases after combusti…
What is the lambda probe used for?
What is the lambda probe used for?
(Various brands) Various What exactly is the lambda probe, also known as the "oxygen sensor", used for? This is a fundamental component of the exhaust system, and its main fu…
Four reasons why the engine light may come on
Four reasons why the engine light may come on
(Various brands) Various For what reason can the engine warning light come on? The first reason is a malfunction of the camshaft sensors; if one of these sensors is not worki…

Other guides you may be interested in

How to Open a Stuck Boot on the Peugeot 407?

On the Peugeot 407, the boot may become stuck, possibly due to a problem with the control button or the lock actuator. In such cases, you can perform an emergency opening by following the simple procedure shown in this tutorial. First, open the rear doors, then lower the seat back by operating the release lever. Next, go inside the boot, locate the lock, and manually operate it using a flathead screwdriver. The boot will then be free to open.

Watch the video!


by ScegliAuto

More videos