Reliability Guide

Common Problems with the
2024 MG MG4

The latest MG4 models should have all known issues resolved through software updates, making them excellent value for those seeking an affordable electric hatchback.

What changed for 2024

  • All models now include latest software
  • Improved build quality and refinement
  • Updated safety features

Common MOT watch-outs

  • !Minor electronic glitches
  • !Brake wear on cars with low annual mileage
  • !Tyre pressure monitoring system warnings
3
Known Issues
0
Serious
2
Moderate
1
Minor

All Known Issues

Infotainment Screen Blackouts

ModerateElectrics & Electronics

The central touchscreen can go black or freeze during driving, sometimes requiring a full system restart. This is a known software issue addressed by updates.

Est. Repair Cost: Software Update / £0

12V Battery Drainage

ModerateElectrics & Electronics

Like many EVs, the 12V battery can fail or drain prematurely, preventing the car from entering "Ready" mode. This has been a common complaint on early models.

Est. Repair Cost: £120–£200

Brake Squealing

MinorBrakes

Many MG4 owners report persistent brake squeaking, especially at low speeds. This is partly due to the regenerative braking system meaning the physical brakes are used infrequently, leading to surface corrosion.

Est. Repair Cost: £0–£100

Buying Tips for 2024 MG MG4

  • Look for a full MG service history
  • Test all safety systems thoroughly
  • Verify the battery health report