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How to reset the engine control unit of the Peugeot 307

Model: Peugeot 307 MK 1 - Years 2001-2009
Part: Checks and maintenance

In this guide we will see the information that will allow us to reset the ECU engine control unit of the Peugeot 307, in simple steps. To perform a forced reset of the engine control unit, it is necessary to remove the power supply; to do this, we will disconnect the positive or negative pole of the battery, then opening the engine hood, as shown in the video. At this point, we wait a few minutes before reconnecting the battery terminals, then starting the engine and verifying the correct operation of all components.

Posted on 24 July 2025 by ScegliAuto

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