2.0 HDi (DW10)
2004–2010 · diesel · 1997cc · 136hp
Engine codes: DW10, RHR
Reliability, common problems and owner reviews for the Peugeot 407 2.0 HDi (DW10). Check this before you buy used.
The 2.0 HDi — the most reliable engine in the 407 range, capable of 200,000+ miles with regular oil and motorway-supported DPF regens. Specific niggles: a glow-plug relay that can fail (burning out multiple plugs), repeat EGR-valve failures (often from low-rev driving), and throttle-butterfly sticking causing limp mode. Strong with maintenance.
Same engine, other cars
This is the same physical engine (DW10) sold under different names across brands. Reliability is broadly shared — cross-check these:
- Peugeot 3008— 2.0 HDi (DW10)150hp
- Citroën C4— 2.0 HDi (DW10)138hp
- Ford Focus III— 2.0 TDCi (Duratorq, PSA DW10)140hp
- Ford Mondeo V— 1.5 / 2.0 TDCi (diesel)150hp
- Citroën C5 Aircross— 1.5 / 2.0 BlueHDi (DV5 / DW10)180hp
- Ford Focus II— 2.0 TDCi (DW10)136hp
- Ford Kuga— 2.0 TDCi (PSA DW10)150hp
- Peugeot 508— 2.0 HDi / BlueHDi (DW10)163hp
- Peugeot 308— 2.0 HDi (DW10)140hp
- Peugeot 5008— 2.0 HDi (DW10)150hp
- Citroën C4 Picasso— 2.0 HDi (DW10)150hp
- Citroën C5— 2.0 HDi (DW10)140hp
- Ford Mondeo IV— 2.0 TDCi (DW10 / Duratorq)140hp
Known Issues
Relay fails and burns out multiple glow plugs.
Fix / Workaround: Replace relay + affected plugs.
Repair cost: €150–€500
Typically appears after: 120,000 km
Repeat EGR failure (esp. from low-rev driving); throttle butterflies stick → limp mode.
Fix / Workaround: Clean/replace EGR; clean throttle housing; drive at higher revs.
Repair cost: €150–€600
Mileage Thresholds
After 200,000 km: Achievable with maintenance.
Pre-Purchase Checklist
- ☐The reliable 407 engine
- ☐Check glow-plug relay / EGR history
- ☐DPF history; prefer motorway use
Frequently asked questions
Is the Peugeot 407 2.0 HDi (DW10) reliable?
Maint. Sensitive — The 2.0 HDi — the most reliable engine in the 407 range, capable of 200,000+ miles with regular oil and motorway-supported DPF regens. Specific niggles: a glow-plug relay that can fail (burning out multiple plugs), repeat EGR-valve failures (often from low-rev driving), and throttle-butterfly sticking causing limp mode. Strong with maintenance.
What are the common problems and reviews for the Peugeot 407 2.0 HDi (DW10)?
The most commonly reported problems: Glow plug relay failure, EGR / throttle-butterfly (limp mode).
Is a used Peugeot 407 2.0 HDi (DW10) worth buying?
Fine if serviced correctly — but it punishes neglect hard. History and the right consumables matter.