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How to Reset AdBlue Warning on Peugeot Expert

The AdBlue warning light on your Peugeot Expert can be a nuisance, especially when you’re in the middle of a journey. But don’t worry, it’s usually a simple fix. This guide will walk you through the reasons behind this warning and provide a step-by-step approach on how to reset it.

Understanding the AdBlue System

Before we dive into the reset process, it’s essential to grasp why this system exists. AdBlue, also known as Diesel Exhaust Fluid (DEF), is a crucial component for modern diesel engines. It helps reduce harmful nitrogen oxide emissions, making your Peugeot Expert more environmentally friendly.

AdBlue TankAdBlue Tank

Why is Your AdBlue Warning Light On?

The AdBlue warning light illuminates for several reasons:

  • Low AdBlue Level: The most common reason is that your AdBlue tank is running low.
  • System Malfunction: A fault within the AdBlue system, such as a faulty sensor or pump, can also trigger the warning.
  • Quality Issue: Using incorrect or contaminated AdBlue can lead to system errors.

Identifying the Problem

To effectively address the AdBlue warning, it’s crucial to pinpoint the root cause.

  • Check AdBlue Level: Begin by checking your Peugeot Expert’s owner’s manual to locate the AdBlue tank. Often situated next to the fuel tank, it usually has a blue cap. If the level is low, simply refilling it might do the trick.
  • Consult Your Dashboard: Pay close attention to the warning message displayed on your dashboard. Messages like “AdBlue Level Low” or “AdBlue System Fault” provide valuable clues.

Peugeot Expert Dashboard AdBlue WarningPeugeot Expert Dashboard AdBlue Warning

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