UK Reliability Directory

Citroën C4 (Third Gen)

Production Years: 2020 - 20244 Documented Faults

The third-generation C4 reinvented itself as a crossover-hatchback hybrid, prioritising extreme comfort with "Progressive Hydraulic Cushions". It is also available as the fully electric ë-C4. While mechanically sound, it is known for software "gremlins" and electrical glitches common to early-run Stellantis models.

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Common Faults & Reliability

These are the most common documented problems for the Citroën C4 (Third Gen), sorted by their typical impact and frequency.

1.2 PureTech "Wet Belt" Degradation

high severity

The 1.2 petrol engine is subject to wet-belt degradation. Debris can block the oil pickup, leading to vacuum pump failure and a dangerous loss of braking assistance (Recall R/2020/331).

Est. repair cost:£600–£1,800

Infotainment and Software "Gremlins"

medium severity

The 10-inch touchscreen and digital driver display can suffer from freezing, random reboots, or lagging responses.

Est. repair cost:£0–£400

ë-C4 Traction Battery Software Fault

high severity

Early electric models were subject to a recall regarding the battery management software, which could cause a sudden loss of power while driving.

Est. repair cost:£0 (Recall)
View All 4 Documented Issues

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