Engine
Expert maintenance advice
Why Is My Van Losing Power When Accelerating?
A loss of power under acceleration usually points to a restricted fuel system, turbo fault, air intake issue, or sensor failure that needs professional diagnosis.
When a van fails to accelerate properly, the cause is often linked to the air-fuel mixture or turbocharger system. Common culprits include a clogged fuel filter, blocked air filter, faulty MAF sensor, or a turbo that has lost boost pressure. On modern vans with diesel engines, DPF blockage or EGR valve sticking can also cause significant power loss. A professional diagnostic scan will read fault codes from the ECU and help pinpoint which system is underperforming before any parts are replaced.
- Check air filter, fuel filter, and turbo boost pressure first
- DPF and EGR issues are common causes in modern diesel vans
- Professional diagnostics identify the exact fault quickly







