Seat Ibiza Diesel Particulate Filter DPF

The Diesel Particulate Filter (DPF) on Seat Ibiza diesel vehicles captures soot particles from exhaust gases to reduce harmful emissions. Seat uses a no-additive system that automatically regenerates the filter by burning soot at high temperatures. The DPF is integrated into the exhaust line after the turbo and includes a catalytic converter to support this process.

The DPF operates by filtering exhaust gases through a ceramic element coated with noble metals, trapping fine soot particles that form a layer inside the filter.

• Passive Regeneration: At high temperatures (typically on motorways), soot burns off naturally.
• Active Regeneration: During city driving or low engine load, the engine increases exhaust temperature to around 600°C, burning soot off periodically. Sensors monitor temperature and pressure during this process.

This system ensures emissions are reduced and the DPF remains effective.

The DPF is fitted on several Seat Ibiza diesel models featuring direct injection engines, including:

• Ibiza 4 (6J5, 6P1/6P5) with 1.2 TDI 75 HP (2010-2015)
• 1.4 TDI 80 HP (2008-2010)
• 1.6 TDI 90 HP (2009-2015)
• 1.9 TDI 105 HP (2008-2010)

These models use the DPF to comply with emission standards without requiring additive refills.

When the DPF accumulates over 40-50 grams of soot, it can become blocked, leading to several symptoms:

• Engine or DPF warning light illuminated on the dashboard
• Reduced engine power and poor performance
• Increased fuel consumption
• Potential damage if left unresolved

Urban driving that prevents regular regeneration may accelerate clogging, and once the soot level exceeds 50 grams, automatic or forced regeneration often fails to clear the blockage.

To maintain DPF health and avoid blockages:

• Forced Regeneration: Via diagnostic tools, forced cleaning can be performed up to about 50 grams of soot.
• Chemical Cleaning: Specialized products dissolve soot and ash residues, followed by driving at higher speeds to clean sensors and the system.
• Use of Fuel Additives: Additives such as C99 can help reduce soot formation and prevent excessive build-up.
• Regular Driving: Frequent motorway or high-speed trips help the DPF naturally regenerate by reaching the necessary temperature.
• Replacement: If cleaning fails or damage occurs, original-quality replacement DPFs are available to restore proper operation.

Avoid incomplete chemical cleaning that can cause gas leakage into the engine and always follow professional servicing advice.

Driving with the DPF warning light on is not recommended for extended periods. The engine control system signals that the DPF is becoming clogged, which can lead to:

• Reduced performance and increased fuel consumption
• Possible engine damage if soot blocks exhaust flow

It is essential to take immediate action by performing a regeneration cycle or seeking professional diagnostic and cleaning to avoid major repair costs.

A clogged DPF may not only trigger warning lights but also cause a vehicle to fail emissions testing (MOT) due to excessive emissions from incomplete soot filtration. Maintaining the DPF through proper regeneration and servicing is essential to meet legal emission standards and ensure the car passes inspections.

Krosfou offers brand-new, high-performance DPFs manufactured in Europe with top-quality ceramic monoliths and stainless steel housing. These filters come with a 3-year warranty (up to 100,000 km usage) and comply with all relevant European standards, providing reliable and durable replacements for your Seat Ibiza diesel. Ordering directly from the factory ensures genuine parts with professional support.

For professional and private customers, Krosfou supports compatibility verification by VIN, installation manuals, and technical assistance by email. Free returns and express deliveries across Europe are available, ensuring a convenient and trustworthy experience.