EngineCritical
1.2 PureTech wet belt degradation
- Typically appears
- 60,000+ miles or 6 years
- What to inspect
- Demand belt evidence and inspect the oil
2014–2025 Citroen C4 · common problems & known faults
A comfort-focused family hatch, now including the electric e-C4. Stellantis engine checks apply throughout.
Compiled & reviewed by the VehicleFaults Research Team · last reviewed August 2026
Quick answer
The most commonly reported faults on the 2014–2025 Citroen C4 are 1.2 PureTech wet belt degradation, BlueHDi DPF and AdBlue faults and e-C4 battery health and charging behaviour. Of the documented issues, 1 rated critical and 2 rated high · these are the ones worth inspecting first. Full inspection points, onset mileage and what to check are listed below.
Reliability snapshot
Based on the documented faults on this page for the Citroen C4.
5.3/ 10
- Critical
- 1
- High
- 2
- Medium
- 1
- Low
- 0
Guidance only · reflects reported patterns, not a specific car's condition.
Known faults to check
ExhaustHigh
BlueHDi DPF and AdBlue faults
- Typically appears
- 70,000+ miles
- What to inspect
- Check AdBlue warnings and regen history
ElectricalMedium
Infotainment and sensor faults
- Typically appears
- Age-related
- What to inspect
- Test screen, sensors and camera
BatteryHigh
e-C4 battery health and charging behaviour
- Typically appears
- Any
- What to inspect
- Run a state-of-health check and test both charging modes
Inspecting a Citroen C4?
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Check this exact carFrequently asked questions
Is the C4 easy to retail?
Yes on comfort and equipment, provided you can evidence the wet belt on petrol cars.
What about the e-C4?
Treat it like any used EV: battery health report, both cables, and a rapid charge test.
Who is the buyer?
Comfort-focused private buyers and downsizers who prioritise ride quality over handling.
Sources & further reading
Faults are compiled from documented recalls, technical bulletins, owner reports and mechanic sources, then reviewed for accuracy. This is guidance only · not a substitute for a professional inspection.