Our roadside truck repair team was called to the M5 near Bristol after a breakdown caused by a blocked Diesel Particulate Filter (DPF). The truck had entered limp mode, and the customer urgently needed a professional DPF Cleaning Bristol service to get back on the road.
🔎 Diagnosis
- A complete visual inspection and computer diagnostic were performed.
- Results showed injector no. 5 was underperforming.
- The NOx sensor before the catalyst was also faulty, contributing to the DPF blockage.
🔧 Repairs Completed
- Replaced the faulty NOx sensor.
- Installed a new injector no. 5.
- Carried out a forced DPF regeneration to clear the filter.
- Ran a second diagnostic to confirm the engine was running within correct parameters.
✅ Outcome
Thanks to our DPF Cleaning Bristol service, the truck’s engine power was restored, emissions returned to normal, and the customer was able to continue the journey without further delays.
👉 If your truck shows a blocked DPF warning, contact our mobile team for fast and reliable DPF Cleaning in Bristol and injector repair services.