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How to replace the oxygen sensor (lambda probe) on a Volkswagen Polo

Model: Volkswagen Polo MK IV, Polo IV, Polo 4, MK 4, 9N - Years 2001-2009
Part: Oxygen sensor

In today's tutorial video, you will see step-by-step instructions to remove and replace the oxygen sensor or lambda probe on the Volkswagen Polo. First, lift the vehicle and remove the plastic cover under the engine by unscrewing the fixing screws; then open the bonnet and unscrew the two screws of the exhaust manifold shield, as shown in the video. At this point, use a 22 mm socket to unscrew and remove the lambda probe from the exhaust manifold, replacing it with the new one by applying the reverse procedure!

Updated on 25 May 2026 by ScegliAuto

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