The most reliable PSA engines by the numbers
PSA's best engines exist despite the brand's reputation for problematic units. The naturally aspirated petrols and the 2.0 HDi (DW10) diesel prove that when PSA avoids complexity, the results are genuinely impressive.
Complete ranking
| Rank | Engine | Score | Verdict |
|---|---|---|---|
| 1 | EW10 2.0 | 93/100 | BEST |
| 2 | DW8 1.9D | 89/100 | BEST |
| 3 | EW7 1.8 | 84/100 | BUY |
| 4 | XU10 2.0 | 84/100 | BUY |
| 5 | TU5 1.6 | 84/100 | BUY |
| 6 | EW12 2.2 | 82/100 | BUY |
| 7 | DW10 2.0 HDi / BlueHDi / Ford 2.0 TDCi (DW10TD/ATED/BTED4/CTED4/DW10F) | 78/100 | BUY |
EW10 2.0 — 93/100
EW10 2.0 16V (RFN/RFJ/RFK)
Found in: 206, 307, 406, 407, 607
Even the best engines have some issues to watch:
- Exhaust manifold cracking (first engines) — severity minor, typically appears around N/A
- Ignition coil failure — severity minor, typically appears around N/A
- Unstable idle (dirty throttle body or idle control valve) — severity minor, typically appears around N/A
Full EW10 2.0 reliability report →
DW8 1.9D — 89/100
DW8 1.9D (WJZ)
Found in: 206, 306, Partner
Even the best engines have some issues to watch:
- Timing belt failure or overdue belt change — severity high, typically appears around 58.000 km
- Oil leak from the valve (rocker) cover — severity minor, typically appears around N/A
- Injection-pump timing (advance) faults - knocking and power loss around 2,000 rpm — severity moderate, typically appears around N/A
Full DW8 1.9D reliability report →
EW7 1.8 — 84/100
EW7 1.8 16V (6FZ/6FY)
Found in: 407
Even the best engines have some issues to watch:
- Ignition coil failure — severity minor, typically appears around N/A
- Unstable idle (dirty throttle body or idle control motor) — severity minor, typically appears around N/A
Full EW7 1.8 reliability report →
XU10 2.0 — 84/100
XU10 2.0 16V (RFV/RFX/RFS)
Found in: 306
Even the best engines have some issues to watch:
- Timing belt can crack early; a broken belt damages the engine — severity high, typically appears around N/A
- Spark plug and ignition coil wear, misfires — severity minor, typically appears around N/A
- Unstable idle (idle-speed controller or throttle) — severity minor, typically appears around N/A
Full XU10 2.0 reliability report →
TU5 1.6 — 84/100
TU5 1.6 16V (NFU/NFX/NFS) and 8V (NFZ)
Found in: 106, 206, 306, 307, C3, Partner
Even the best engines have some issues to watch:
- Timing belt (interference) — severity high, typically appears around N/A
- Ignition coil failure — severity minor, typically appears around N/A
- Oil leaks at high mileage — severity minor, typically appears around 100.000 km
Full TU5 1.6 reliability report →
EW12 2.2 — 82/100
EW12 2.2 16V (3FZ/3FY)
Found in: 407, 607
Even the best engines have some issues to watch:
- Timing belt break or slip (short 80,000 km interval) — severity high, typically appears around N/A
- Ignition coil, sensor and throttle-body faults — severity minor, typically appears around N/A
- Oil consumption and oil leaks — severity moderate, typically appears around N/A
Full EW12 2.2 reliability report →
Generated from EngineScope's reliability database. Reviewed by the editorial team. Methodology →