Change Car Particulate Filter (DPF) BMW 3-Series

Change Car Particulate Filter (DPF)

Easy 0h30 ~50€
Temps estimé 0h30
Coût estimé ~50€
Difficulté Easy
Motorisations
3-Series 2005-2013 1
  • 335d Diesel (M57D30T2)
Check the catalytic converter 0h30
Check the diesel particulate filter 0h30
Remove/refit the pre-catalytic converter 5h00
Renew the pre-catalytic converter 5h00
Remove/refit the diesel particulate filter 4h00
Renew the diesel particulate filter 4h00
Remove/refit the diesel particulate filter/catalytic converter assembly 7h00
Renew the diesel particulate filter/catalytic converter assembly 7h00
Prepare the catalytic converter heat shield for installation* 0h30

What is a BMW 3-Series particulate filter?

Diesel engines and direct-injection petrol engines produce soot particles. The particulate filter (DPF/GPF) traps these harmful particles as exhaust gases pass through its honeycomb structure. It is placed on the exhaust line after the catalytic converter.

How does the BMW 3-Series particulate filter work?

As soot accumulates, the filter periodically burns off (regenerates) the trapped particles. Active regeneration raises exhaust temperatures to 550–600°C, burning soot to ash. This occurs every 300–500 km during normal motorway driving. Vehicles driven only on short urban trips may not regenerate properly, leading to blockage.

When should you change the BMW 3-Series particulate filter?

The DPF is designed to last 150,000–250,000 km but depends on driving patterns. Signs of needed replacement: DPF warning light, engine in limp mode, excessive exhaust smoke, or diagnostic scan showing excessive back-pressure or failed regeneration cycles.

Can the BMW 3-Series particulate filter be cleaned instead of replaced?

Yes, professional DPF cleaning can restore a blocked filter at a fraction of replacement cost. However, if the filter substrate is cracked, melted, or structurally damaged, replacement is the only option. Never use a DPF removal/delete service — it is illegal and will fail the MOT/emissions test.

Is it difficult to change the BMW 3-Series particulate filter?

Difficulty level 2/5: technically straightforward but physically demanding due to the filter's location and weight. Key steps: raise the vehicle, disconnect pressure sensors, remove exhaust clamps/bolts, lower the old DPF, fit the new one with new gaskets, reconnect sensors, clear fault codes, perform a forced regeneration cycle.

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6 générations couvertes

Génération Période Motorisations Carburant
3-Series 1975-1983 1975-1983 320 Gas (M10B20), 320i Gas (M10B18F) Gas
3-Series 1982-1995 1982-1995 316 Gas (M10B18), 318i Gas (M10B18), 318is Gas (M42B18), 325e Gas (M20B27), 325i, -ix Gas (M20B25), M3 Gas (S14B23) Gas
3-Series 1990-2000 1990-2000 318is Gas (M42B18), 318is, -LPG LPG,Gas (M44B19), 323i Gas (M52B25), 325i Gas (M50B25), 328i, -LPG LPG,Gas (M52B28) Gas, LPG
3-Series 1998-2007 1998-2007 323i, -Ci, -LPG LPG,Gas (M52B25TU), 325i Gas (M56B25), 325i, -xi, -ti, -Ci, -LPG LPG,Gas (M54B25), 328i, -Ci, -LPG LPG,Gas (M52B28TU), 330i, -xi, -Ci, -LPG LPG,Gas (M54B30) Gas, LPG
3-Series 2005-2013 2005-2013 325i, -Xi Gas (N53B30A), 325i, -Xi, -LPG LPG,Gas (N52B25A), 328i, -Xi Gas (N51B30A), 328i, -Xi Gas (N52B30A), 330i, -Xi Gas (N52B30A), 335d Diesel (M57D30T2), 335d Diesel (M57D30T2), 335i, -Xi Gas (N54B30A), 335i, -Xi Gas (N55B30A), 335is Gas (N54B30A) Diesel, Gas, LPG
3-Series 2011-2020 2011-2020 320i, -xDrive, -LPG LPG,Gas (N20B20B), 320i, Flex Ethanol (E100),Gas (N20B20A), 328d Diesel (N47D20C), 328i Gas (N26B20A), 328i, -xDrive Gas (N20B20A), 335i, -xDrive Gas (N55B30A) Diesel, Ethanol (E100), Gas, LPG

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