DPF Health Check
DPF warning light, limp mode or failed regeneration? Answer a few quick questions and get a clearer route before money is wasted on the wrong clean, repeat parts or another failed regen.
Start with your vehicle
Enter the registration first. The lookup can add make, year and fuel type where available. Name, phone and email are required so the workshop can follow up on the result.
Is your DPF warning light on?
Tap the answer that fits best.
Book an emissions assessment
An emissions assessment checks the cause first so the workshop can choose the right process and avoid wasted cleaning, parts or repeat labour.
DPF assessment: £120Your check summary
Your vehicle details and answers will appear here as you progress. When finished, send the result or book the recommended route.
DPF diagnostics - Newtownards
DPF warning light questions
The DPF Health Check offers preliminary guidance only. Prestige Performance Group uses live data, pressure testing and professional diagnostics to confirm the cause before recommending DPF cleaning or repair.
What does a DPF warning light mean?
A DPF warning light can indicate soot loading, a failed regeneration or another engine or emissions-system fault. Proper testing is needed to identify the underlying cause.
Can every blocked DPF be cleaned?
No. The correct route depends on soot and ash loading, filter condition and the fault that caused the blockage. Some vehicles suit on-car cleaning, while others require off-car cleaning or repair.
Why is an emissions assessment important?
Cleaning without diagnosing the cause can lead to repeat warning lights and wasted money. An emissions assessment checks fault codes, live data, pressure readings and regeneration conditions first.
Where is the DPF diagnostic service based?
Prestige Performance Group is based at 36A Donaghadee Road, Newtownards, serving drivers from Bangor, Comber, Belfast, County Down and across Northern Ireland.