Renault Master Diesel Particulate Filter DPF

The Diesel Particulate Filter (DPF) on the Renault Master, especially models from 2010 onwards with 2.3 dCi engines, is a mandatory pollution control component. It is installed in the exhaust line after the turbo and captures harmful fine particulate matter from diesel exhaust gases, reducing vehicle emissions to comply with Euro 5 and above standards.

The DPF works by filtering exhaust gases through porous walls that trap soot particles, which gradually accumulate and restrict exhaust flow, potentially reducing engine performance. The system performs automatic regeneration by injecting fuel to heat gases between 600°C and 800°C, burning the trapped soot into harmless ash. This process requires a warm engine, sufficient vehicle speed, and fuel tank levels above one-quarter.

Various sensors (temperature, differential pressure, and NOx sensors) monitor filter saturation and trigger regeneration cycles.

Signs that the DPF is clogged include:

• Illuminated engine or DPF warning light on the dashboard
• Loss of engine power due to blocked exhaust gases
• Ineffective automatic regenerations when soot accumulation exceeds 50g, which may cause the engine to enter limp mode

Prompt check and maintenance are required to avoid costly repairs or replacement.

Maintenance and cleaning options include:

• Forced Regeneration: Using a professional OBD diagnostic tool, maintain engine RPM at 2500-3000 for 15-20 minutes with a hot engine and fuel tank above one-quarter. Monitor temperature and pressure sensors.
• Chemical Cleaning: Inject additives such as C99 to aid soot dissolution; allow idle time followed by driving to expel residues. Do not open the DPF physically due to toxic gases and risks to sensors.
• Preventive Additives: Use cleaner additives regularly, especially in low-speed or urban driving conditions.
• Driving Conditions: Encourage regular driving on highways at speeds above 60 km/h to allow natural regeneration.

Follow safety and professional servicing advice to comply with regulations and ensure durability.

Replacement DPFs are available for Renault Master III (FV/X62) with 2.3 dCi engines (163/165 HP, M9T 708), typically Euro 5 compliant and about 1100 mm in length. High-quality, brand new DPFs made of INOX 409 stainless steel with advanced ceramic monoliths are supplied, conforming to manufacturer specifications and European regulations.

Professional consultation is recommended for correct part selection and installation to ensure safety and functionality.

Ignoring DPF maintenance can lead to irreversible clogging, costly replacements (ranging between 1000 to 3000€), reduced engine performance, and the vehicle entering limp mode. Additionally, improper handling such as disassembling the DPF without expertise can expose one to toxic gases and sensor damage.

It is crucial to comply with manufacturer’s maintenance rules and safety protocols to preserve engine functionality and vehicle safety.

For precise diagnostics, maintenance advice, or to purchase original DPF parts, it is recommended to contact a professional Renault garage equipped with the CLIP diagnostic tool. Krosfou provides professional technical support by email and assists in part compatibility verification using VIN or original part references. For direct inquiries, customers can contact Krosfou support for guidance and order processing assistance.

• Contact via email: support@krosfou.com
• Phone support during business hours: +33 1 84 202 100 (Krosfou)
• Access to Krosfou PRO account for professional services, order tracking, and loyalty programs

Always follow safety and usage guidelines when servicing the DPF.

Krosfou supplies high-performance, brand new DPFs manufactured in Europe with top-grade INOX 409 stainless steel and advanced ceramic monoliths, certified by TÜV SÜD automotive standards, ensuring superior quality and compliance with European regulations.

• 3-year warranty limited to 100,000 km usage
• Quality guaranteed by technical certifications and manufacturing standards
• Free returns within 30 days for unused products in original condition (Europe only)
• Fast and reliable delivery service across Europe and internationally
• Dedicated professional support and installation documentation available

By choosing Krosfou, customers benefit from genuine European quality, sustainability, and expert advice for their Renault Master DPF needs.