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How to Remove the DPF on a Citroen C4

Model: Citroen C4 MK 1 - Years 2004-2010
Part: Diesel particulate filter

Watch this video on how to remove the DPF from a Citroen C4. Lift the engine bonnet and secure it, then use a spanner to unscrew the locking bolt of the DPF sensor, and remove the securing pins. Once the part is removed from its location, use a screwdriver to disconnect the various wiring and pipes connected to the DPF. Remove the various components of the DPF and clean them with a suitable mechanical parts cleaning product. Once the part has been refurbished, assemble the pieces together. Finally, refit the DPF in the engine compartment, along with all the pins and associated parts.

Updated on 28 February 2026 by ScegliAuto

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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.

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