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How to Remove the AdBlue Warning Light on a Peugeot 308?

Model: Peugeot 308 T9, MK 2 - Years 2013-2021
Part: AdBlue warning light

If the AdBlue warning light has illuminated on the instrument panel of your Peugeot 308, it means that the level of the anti-pollution fluid has dropped too low and needs to be topped up. This is an extremely simple and quick operation; let's see how to proceed in this tutorial. First, purchase a canister of AdBlue from your trusted car parts store, then ensure that the engine is off and open the fuel flap. Next, unscrew the blue cap on the left, insert the nozzle into the hole, and add the necessary amount of fluid to reach the maximum level.

Updated on 3 August 2026 by ScegliAuto

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    Frequently Asked Questions

    • 308 2013-2021 - Where do you refill the AdBlue on the Peugeot 308? Read answer
    • 308 2007-2014 - Where is the AdBlue fuse on a Peugeot 308? Read answer

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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