EngineHigh
Wet belt degradation on PureTech petrol
- Typically appears
- 60,000+ miles
- What to inspect
- Demand belt change evidence and check oil condition
- Typical repair
- Timing / wet belt kit + water pump · £450–£1,100
Is the 2017–2025 Peugeot 5008 reliable?
Scored from 8 documented faults · reviewed by the VehicleFaults Research Team
Quick answer
3.9/ 10
Buy with cautionOn our documented-fault scoring the Peugeot 5008 rates 3.9 out of 10 · buy with caution. We hold 8 known faults for it and 3 are rated high severity, so the risk is real but contained. The weak points cluster around engine, transmission and electrical. A well-serviced example with evidence for the big-ticket items is usually a safe buy; the score describes the model, not the specific car in front of you.
Verdict · Walk unless the history is spotless
What the score is built from
- Critical
- 0
- High
- 3
- Medium
- 5
- Low
- 0
Weak points cluster around engine, transmission, electrical, suspension.
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Check this carThe faults that decide it
Emissions SystemHigh
AdBlue tank and pump failure causing UREA warning light and eventual non-start countdown.
- Typically appears
- 40,000-70,000 miles
- What to inspect
- Turn on ignition without starting. Check the instrument cluster for UREA or engine management lights, and inspect the AdBlue filler cap in the boot for heavy white crystallisation.
- Typical repair
- Water-ingress trace & seal · £150–£800
Engine (1.5 BlueHDi)High
Camshaft chain tensioner failure on early 7mm chain designs, causing metallic rattling and potential engine failure.
- Typically appears
- 50,000-80,000 miles
- What to inspect
- Perform a cold start with the bonnet open. Listen closely to the top of the plastic cam cover for a distinct, rhythmic metallic slapping or rattling noise during the first minute of idling.
- Typical repair
- Timing chain, tensioner & guides · £900–£2,400
TransmissionMedium
EAT8 automatic harshness and software faults
- Typically appears
- 70,000+ miles
- What to inspect
- Test the gearbox hot and cold
- Typical repair
- Automatic gearbox service or rebuild · £350–£3,000
ElectricalMedium
i-Cockpit display and touchscreen faults
- Typically appears
- Age-related
- What to inspect
- Cycle every screen function
- Typical repair
- Infotainment repair or software fix · £120–£1,200
Costs are indicative UK independent-garage bands for budgeting and negotiation · never a quote.
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