2.0 dCi (M9R)
2007–2013 · diesel · 1995cc · 150hp
Engine codes: M9R
Reliability, common problems and owner reviews for the Nissan Qashqai 2.0 dCi (M9R). Check this before you buy used.
The 2.0 dCi (M9R, 130–175hp) is the Laguna's best engine — the same Alliance unit as Qashqai/X-Trail/Mégane, genuinely reliable and the 150/180hp versions especially well-regarded. Chain-driven (rated ~160,000 km but can stretch → cold-start rattle), with the known DPF-pressure-sensor pipe fault and city DPF clogging, plus occasional turbo/crankshaft-liner wear on hard-used examples. Use low-ash C3 oil and it'll cover big distances.
Same engine, other cars
This is the same physical engine (M9R) sold under different names across brands. Reliability is broadly shared — cross-check these:
Known Issues
Develops engine-management issues that cause unexpected cut-out / no-start; can be difficult to diagnose.
Fix / Workaround: Thorough diagnostics (sensors/fuel/wiring).
Repair cost: €100–€800
Typically appears after: 120,000 km
DPF (2007+) clogs very easily on short journeys.
Fix / Workaround: Regular motorway runs; clean/replace.
Repair cost: €300–€1200
Typically appears after: 100,000 km
Leaking oil coolers and fragile fuel pumps on neglected cars.
Fix / Workaround: Replace oil cooler / fuel pump as needed.
Repair cost: €200–€900
Chain rated ~160k km; stretch causes startup rattle/rough idle if oil neglected.
Fix / Workaround: Strict oil; replace chain kit at first rattle.
Repair cost: €500–€1200
Typically appears after: 160,000 km
Known fault: the DPF differential-pressure sensor pipe blocks/cracks → false DPF faults.
Fix / Workaround: Replace sensor pipe; clean DPF; motorway regens.
Repair cost: €80–€600
Turbo and crankshaft liner can wear on hard-used / oil-neglected cars.
Fix / Workaround: Oil discipline; check turbo on drive; listen for bottom-end knock.
Repair cost: €500–€1500
Typically appears after: 180,000 km
DPF blocks on short trips — affects the 2.0 more than the 1.5.
Fix / Workaround: Regular motorway runs; clean/replace.
Repair cost: €300–€1200
Typically appears after: 120,000 km
Injectors/turbo wear at higher mileage.
Fix / Workaround: Service as needed.
Repair cost: €300–€1200
Injectors wear at higher mileage.
Fix / Workaround: Service injectors as needed.
Repair cost: €300–€1200
Typically appears after: 150,000 km
Clogs on short trips.
Fix / Workaround: Motorway runs; clean/replace.
Repair cost: €200–€900
Known DPF differential-pressure pipe fault; EGR/DPF on short trips.
Fix / Workaround: Replace sensor pipe; clean EGR; motorway regens.
Repair cost: €100–€800
Mileage Thresholds
After 100,000 km: DPF / management issues window.
After 160,000 km: Chain + DPF sensor attention.
After 150,000 km: DPF/injector attention.
After 200,000 km: Achievable with maintenance.
Pre-Purchase Checklist
- ☐Test for cut-out / no-start (scan)
- ☐DPF history; prefer motorway use
- ☐Check oil cooler leak / fuel pump
- ☐Full service history
- ☐Low-ash C3 oil history
- ☐Cold-start chain rattle check
- ☐DPF + sensor-pipe history (city cars)
- ☐Scan for injector codes
- ☐More robust than the 1.5 dCi
- ☐DPF/EGR history; prefer motorway use
- ☐Turbo health check
- ☐The strongest Scénic diesel
Frequently asked questions
Is the Nissan Qashqai 2.0 dCi (M9R) reliable?
Maint. Sensitive — The 2.0 dCi (M9R, 130–175hp) is the Laguna's best engine — the same Alliance unit as Qashqai/X-Trail/Mégane, genuinely reliable and the 150/180hp versions especially well-regarded. Chain-driven (rated ~160,000 km but can stretch → cold-start rattle), with the known DPF-pressure-sensor pipe fault and city DPF clogging, plus occasional turbo/crankshaft-liner wear on hard-used examples. Use low-ash C3 oil and it'll cover big distances.
What are the common problems and reviews for the Nissan Qashqai 2.0 dCi (M9R)?
The most commonly reported problems: Engine-management cut-out, DPF clogging (short trips), Oil cooler leak / fuel pump, Timing chain stretch, DPF pressure-sensor pipe, Turbo / crank-liner wear, DPF clogging, Injector / turbo wear, Injector wear, EGR / DPF clogging, DPF pressure-sensor pipe / EGR.
Is a used Nissan Qashqai 2.0 dCi (M9R) worth buying?
Fine if serviced correctly — but it punishes neglect hard. History and the right consumables matter.