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How to Replace the Coolant Temperature Sensor in a Volkswagen Polo

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

In this video, you will discover the steps to remove and replace the coolant temperature sensor in a Volkswagen Polo. After locating the part, unscrew all the screws and remove the black plastic cover, then unscrew and remove the cap from the coolant reservoir. At this point, you can open the drain tap and unscrew the appropriate screws, disconnect the hose, and extract the coolant temperature sensor. To install the new sensor and reassemble everything, repeat the disassembly steps in reverse.

Updated on 28 April 2026 by ScegliAuto

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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.

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