EngineHigh
1.2 PureTech wet belt and oil-pickup contamination
- Typically appears
- 40,000+ miles
- What to inspect
- Ask for wet-belt replacement evidence and inspect the oil filler for sludge
- Typical repair
- Timing / wet belt kit + water pump · £450–£1,100
DS
Is the 2011–2024 DS DS 4 reliable?
Scored from 8 documented faults · reviewed by the VehicleFaults Research Team
Quick answer
3.7/ 10
Buy with cautionOn our documented-fault scoring the DS DS 4 rates 3.7 out of 10 · buy with caution. We hold 8 known faults for it and 4 are rated high severity, so the risk is real but contained. The weak points cluster around engine, electrical and suspension. 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
- 4
- Medium
- 3
- Low
- 1
Weak points cluster around engine, electrical, suspension, brakes.
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EngineHigh
1.6 HDi turbo failures from blocked oil feed pipes on early cars
- Typically appears
- 80,000+ miles
- What to inspect
- Listen for turbo whine and check for oil-feed pipe replacement records
- Typical repair
- Turbocharger replacement · £750–£2,200
Engine (1.6 THP / PureTech petrol)High
Timing chain stretch and tensioner failure causing a metallic rattle, misfires, and EML illumination.
- Typically appears
- 40,000-70,000 miles
- What to inspect
- Start the engine from stone cold with the bonnet open. Listen closely to the timing side for a sharp metallic clatter that subsides after a few seconds as oil pressure builds.
- Typical repair
- Timing chain, tensioner & guides · £900–£2,400
Emissions (1.5 & 2.0 BlueHDi)High
AdBlue tank pump failure or injector crystallisation triggering a UREA warning and engine non-start countdown.
- Typically appears
- 50,000-80,000 miles
- What to inspect
- Turn the ignition on and cycle through the dash menus to check for UREA faults or mileage countdowns. Check the boot floor area for white crystalline residue indicating a leaking tank or messy top-up.
- Typical repair
- Injector set replacement & coding · £500–£1,600
ElectricalMedium
Screen, BSI and warning-light gremlins
- Typically appears
- Age-related
- What to inspect
- Watch that all warning lights extinguish and cycle the infotainment
- 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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