IsItAGoodCar

Common Problems with the
2020–2022 Citroën C4 (Third Gen)

We've identified 4 known issues that can affect the 2020–2022 Citroën C4 (Third Gen). 2 of these are serious faults that could be expensive to repair.

4
Known Issues
2
Serious
1
Moderate
1
Minor

The 2020–2022 period has 2 more issues than the Citroën C4 (Third Gen) average across all year periods.

All Known Issues

1.2 PureTech "Wet Belt" Degradation

SeriousEngine

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).

Most affected: 1.2 PureTech petrol

Estimated cost: £600–£1,800Affects: 2020–2022Often appears around: 30,000–60,000 miles

Typical symptoms

  • •Low oil pressure warning
  • •Hard brake pedal
  • •Engine fault light

What to inspect before you buy

  • ✓Check belt condition via oil filler cap
  • ✓Verify service history for the correct oil specification
  • ✓Check recall status

ë-C4 Traction Battery Software Fault

SeriousElectrics & Electronics

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

Most affected: ë-C4 (Electric)

Estimated cost: £0 (Recall)Affects: 2020–2022

Typical symptoms

  • •"Electrical Circuit Fault" warning
  • •Sudden loss of traction power
  • •Vehicle entering limp mode without warning

What to inspect before you buy

  • ✓Check recall history for "Quality Improvement Action NT2" or similar battery updates

Infotainment and Software "Gremlins"

ModerateElectrics & Electronics

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

Estimated cost: £0–£400Affects: 2020–2024Often appears around: Any

Typical symptoms

  • •Screen goes black or freezes
  • •Apple CarPlay/Android Auto fails to connect
  • •Laggy response to climate controls

What to inspect before you buy

  • ✓Test the touchscreen for responsiveness across all menus
  • ✓Verify Bluetooth and smartphone mirroring stability

Premature Front Brake Wear

MinorBrakes

Some owners report that the front brake pads wear out significantly faster than expected, sometimes in as little as 18,000 miles.

Estimated cost: £150–£300Affects: 2020–2024Often appears around: 15,000–25,000 miles

Typical symptoms

  • •Squealing sound when braking
  • •Brake pad wear warning light
  • •Grinding noise

What to inspect before you buy

  • ✓Inspect brake pad thickness through the wheels
  • ✓Check service history for recent brake work

Buying Tips for the 2020 Citroën C4 (Third Gen)

  • ✓On petrol models, verify the use of the correct 0W-30 or 0W-20 oil and check the timing belt condition through the filler cap.
  • ✓Ensure all software recalls (especially for the ë-C4 battery management) have been completed.
  • ✓Test the infotainment responsiveness; 2023+ models with "My Citroën Drive Plus" are significantly more stable.
2023–2024 Citroën C4 (Third Gen)

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Other Citroën C4 (Third Gen) Year Periods

2020–20222023–2024

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