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How to Replace the Lower Lambda Sensor on a Ford Focus 2.0L

Model: Ford Focus MK 3 - Years: 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
Part: Oxygen sensor

Video tutorial

In this guide, you will discover the main instructions on how to remove and replace the lambda sensor on a Ford Focus 2.0L. First, raise the vehicle and locate the lambda sensor, situated on the underside of the engine (on the exhaust manifold); disconnect its electrical connector and unscrew the oxygen sensor using a socket to remove it, as shown in the video.

Install the new lambda sensor by hand and tighten gently with a socket; reconnect it and reset any engine fault light.


Posted on 7 April 2026 by ScegliAuto


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by ScegliAuto

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