CarValidator

308 III

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Which Peugeot 308 III engine is the most reliable? See common problems, reviews and reliability verdicts across generations and engines.

Frequently asked questions

Which Peugeot 308 III engine is the most reliable?

1.5 BlueHDi (DV5) — Maint. Sensitive verdict. The 1.5 BlueHDi (DV5 — shared across the 208/2008/308/Corsa/Grandland) is the frugal long-distance 308 III and a much less anxious buy than the PureTech petrol. Standard modern-diesel cautions: DPF clogging on short trips, EGR sooting, the AdBlue/SCR system (a known fault area on this generation — sensor/pump issues), injector wear, and the timing belt (the DV5 had wet-belt attention on some cars, so verify belt history). A motorway-driven, on-schedule car is dependable and economical; buy on belt, DPF and AdBlue history.

Which Peugeot 308 III engines should you avoid?

None of the Peugeot 308 III engines listed are rated "Problematic" or "Avoid" — but always check the service history before buying.

What are the most common Peugeot 308 III problems?

The most commonly reported problems across all Peugeot 308 III generations and engines: Wet timing belt (EB2) — verify setup, Oil dilution / tensioner, AdBlue / SCR, DPF / EGR / belt (DV5).