Mitsubishi Fuso Canter 4.9TDI 4M50T3 EDC16C31 – DPF & EGR OFF Solutions (Fix DTC P1121)

Mitsubishi Fuso Canter 4.9TDI EDC16C31 DPF EGR OFF | Fix DTC P1121 | ECU File Services

If you’re working on a Mitsubishi Fuso Canter 4.9TDI 4M50T3 and facing DPF or EGR problems with fault code P1121, you’re not alone. This is one of the most common issues on the EDC16C31 ECU, especially in workshop repairs after emission system failures or partial deletes.
Our professional ECU File Services provide the perfect solution — tested and customized by real automotive tuning experts. With our DPF OFF and EGR OFF tuning, your engine will run smoother, with improved fuel efficiency and no more recurring Check Engine Light or limp mode issues.

​Why choose our ECU file tuning service?

• 100% tested and verified ECU files for EDC16C31
• Permanent fix for DTC P1121 and similar EGR/DPF errors
• No sensors disconnection needed – clean and professional software solution
• Improved engine reliability and fuel economy
• Fast file turnaround for busy auto workshops

Our tuning solutions are designed for real-world conditions — ideal for workshops and technicians looking to deliver reliable repairs that last.

💡 How to Get Your ECU File
You can easily get your customized ECU tuning file for your Mitsubishi Fuso Canter 4.9TDI:
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