What does depollution failure mean on fiat scudo multijet van3?

Depollution failure on a Fiat Scudo Multijet typically indicates an issue with the vehicle's emissions control system, which can affect its ability to reduce harmful pollutants. This warning may be triggered by problems with components like the diesel particulate filter (DPF), EGR valve, or sensors related to emissions. It often results in a loss of power and may require diagnostic testing to identify the specific cause. Addressing the issue promptly is essential to ensure compliance with emissions regulations and maintain vehicle performance.