Change Car Particulate Filter (DPF) Nissan Primastar
Change Car Particulate Filter (DPF)
| Estimated time | 0h30 |
|---|---|
| Estimated labour cost | ~50£ |
| Difficulty | Easy |
| Vehicles |
Primastar 2002-2016 15
|
| Check the catalytic converter | 0h30 |
| Renew the diesel particulate filter fuel additive reservoir | 2h30 |
| Remove/refit the diesel particulate filter fuel additive reservoir | 2h00 |
| Remove/refit the catalytic converter | 2h30–5h00 |
| Renew the catalytic converter | 2h30–5h00 |
| Renew the catalytic converter gasket | 1h00–2h30 |
| Remove/refit the diesel particulate filter | 2h30–7h00 |
| Remove/refit the diesel particulate filter fuel additive injector | 0h45 |
| Renew the diesel particulate filter | 2h30–7h00 |
| Renew the diesel particulate filter fuel additive injector | 0h45 |
| Remove/refit the diesel particulate filter/catalytic converter assembly | 2h30 |
| Renew the diesel particulate filter/catalytic converter assembly | 2h30 |
| Prepare the catalytic converter heat shield for installation* | 0h45 |
| Remove/refit the AdBlue tank control unit | 0h45 |
| Remove/refit the AdBlue tank | 1h30 |
| Renew the AdBlue tank control unit | 0h45 |
| Renew the AdBlue tank | 1h30 |
| Check the diesel particulate filter saturation (using a diagnostic tool) | 0h30 |
| Remove/refit the front catalytic converter | 2h00 |
| Renew the front catalytic converter | 2h00 |
| Remove/refit the rear catalytic converter | 0h45 |
| Renew the rear catalytic converter | 0h45 |
What is a Nissan Primastar 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 Nissan Primastar 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 Nissan Primastar 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 Nissan Primastar 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 Nissan Primastar 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.
2 models covered
| Model | Year Range | Engines covered | Fuel |
|---|---|---|---|
| Primastar 2002-2016 | 2002-2016 | 1.6 dCi Diesel (R9M-408 (A4)), 1.9 dCi 100 Diesel (F9Q-760 (U7)), 1.9 dCi 80 Diesel (F9Q-762 (U7)), 2.0 16V 120 Petrol (F4R-820 (H8)), 2.0 16V Petrol (F4R-720 (L7)), 2.0 CDTi 16V 115 Diesel (M9R-786 (M7)), 2.0 CDTi 16V 115 DPF Diesel (M9R-630 (A6)), 2.0 CDTi 16V 90 Diesel (M9R-7… | Diesel, Petrol |
| Primastar 2019-2025 | 2019-2025 | 2.0 dCi 110 Diesel (M9R-712 (Z7)), 2.0 dCi 130 Diesel (M9R-712 (Z7)), 2.0 dCi 150 Diesel (M9R-712 (Z7)), 2.0 dCi 170 Diesel (M9R-712 (Z7)) | Diesel |
