Question 1

What are the most common MOT faults on a MG?

Accepted Answer

The most common MOT faults across all MG models are: Lamps, reflectors and electrical equipment (12.4%), Suspension (10.4%), Tyres (9.3%). These categories account for the majority of MOT failures on MG vehicles. Specific fault rates vary by model — check individual model pages for detailed breakdowns.

Question 2

What is the average MOT pass rate for MG?

Accepted Answer

The average MOT pass rate across all MG models is 86.0%, which is 4.0 percentage points above the national average of 82%. The best-performing model is the MG4 at 90.5%, while the 3 has the lowest pass rate at 80.2%.

Question 3

Which MG model is the most reliable?

Accepted Answer

Based on MOT pass rate data, the most reliable MG is the MG4 with a pass rate of 90.5%. This is rated "Excellent" for reliability. However, reliability depends on many factors including age, mileage, and maintenance history — always check a specific vehicle's MOT history before purchasing.

Question 4

How much does it cost to fix common MG MOT faults?

Accepted Answer

Repair costs for common MG MOT faults vary by category. Lighting faults typically cost £20-£80, suspension issues range from £150-£500, brake repairs are usually £100-£400, tyre replacements run £50-£150 per tyre, and exhaust/emissions work can cost £80-£350. These are typical UK garage prices — costs may vary depending on the specific model and your location.

MG Common MOT Faults

MG vs National Average

Most Common MG MOT Failures

Lamps, reflectors and electrical equipment

Suspension

Tyres

Brakes

Exhaust, fuel and emissions

All MG Models

MG MG4

MG Cyberster

MG MG5 EV

MG ZS EV

MG HS

MG ZS

MG 3

MG MOT Faults — Frequently Asked Questions

Check Any MG's MOT History