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How to Reset the AdBlue of the Mercedes C-Class

Model: Mercedes Classe C W205 - Years: 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021
Part: AdBlue warning light

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Video tutorial

To reset the AdBlue of the 2017 Mercedes C-Class, insert the cable into the OBD port to connect the PC for vehicle diagnostics. Once the diagnostics are completed, the error will be displayed, then select the first option.

The diagnostics revealed that the problem occurred due to a malfunction in the power supply. Now, lift the car and disconnect the sensor from its housing, as shown in the video.

Clean the sensor and let it soak for 5 hours in WD-40. Reinstall the sensor, then move inside the vehicle and connect the diagnostic computer to check that the reset has been completed due to the replacement part restoration.


Updated on 22 September 2026 by ScegliAuto


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How to Remove the Rear Seat of a Hyundai Tucson?

To remove the rear seat of a Hyundai Tucson, follow these steps. Start by moving the front seats to their most forward position to gain space. Next, locate the release lever on the underside of the rear seat, near the floor. Press this lever down while pulling the seat upwards to unlock it from the anchor pins. Once unlocked, tilt the seat upwards and forwards to remove it from its position. Repeat this process for both sides of the rear seat. Be careful of any electrical cables or components that may be connected to the seat during removal. Once the rear seat is removed, the disassembly is complete.

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by ScegliAuto

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