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How to Reset the Service Light on the Smart Forfour

Model: Smart Smart Fourfour1, 454 - Years: 2004, 2005, 2006
Part: Service warning light

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Video tutorial

This guide will show you how to reset the service light for routine maintenance on the Smart Forfour in simple and quick steps. First, get in the car and press and hold the button located at the top of the instrument cluster; then turn on the ignition and wait for the service light to reset correctly, as shown in the video.

Now, turn off the ignition and start the engine to verify that the oil change warning has been successfully reset!


Updated on 31 October 2026 by ScegliAuto


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How to Reset the AdBlue Warning Light on a Peugeot Boxer

To reset the AdBlue system on a 2018 Peugeot Boxer, follow these steps: Start the engine and ensure the vehicle is parked in a well-ventilated area. Locate the "MENU" button on the dashboard or steering wheel controls. Press and hold the "MENU" button until the menu options appear on the display. Use the arrow buttons or scroll wheel to access the "Vehicle Settings" or "Settings" menu. Select the "AdBlue" or "AdBlue System" option. Look for the "Recharge" or "Reset" option in the AdBlue menu. Once you find the reset option, select it and confirm your choice when prompted. The system will be reset, and a confirmation message may appear on the display. Turn off the engine and wait a few seconds. Restart the engine and check that the AdBlue system has been reset.

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by ScegliAuto

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