Mercedes-Benz C-Class MOT Failure Rate — 11-15 Years Old

33.0%
MOT failure rate for 11-15-year-old Mercedes-Benz C-Class vehicles
Based on 382,265 MOT tests
5.0pp above the UK average (28%)

This model shows significant deterioration in this age bracket, with a 33.0% failure rate. Pre-MOT inspection strongly recommended, especially for suspension.

Component Risk Breakdown (11-15 Years)

Which parts of a 11-15-year-old Mercedes-Benz C-Class are most likely to cause an MOT failure:

Suspension 8.6%
Brakes 5.9%
Lamps & Electrics 5.5%
Tyres 3.9%
Visibility 1.6%
Body & Chassis 0.8%
Steering 0.6%

How Does This Compare?

Mercedes-Benz C-Class MOT failure rate across all age groups:

Age Failure Rate Tests Worst Area
0-2 years 10.3% 54,238 Tyres
3-5 years 12.3% 379,299 Tyres
6-10 years 20.1% 703,696 Tyres
11-15 years 33.0% 382,265 Suspension
15+ years 39.5% 219,999 Suspension

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Frequently Asked Questions

Is a 11-15 year old Mercedes-Benz C-Class reliable?

11-15-year-old Mercedes-Benz C-Class vehicles have a 33.0% failure rate, which is above average. Consider a pre-MOT inspection, particularly checking suspension.

What are the common MOT failures on a 11-15 year old Mercedes-Benz C-Class?

The most common MOT failure areas at this age are:

  • Suspension — 8.6% failure risk
  • Brakes — 5.9% failure risk
  • Lamps & Electrics — 5.5% failure risk

How can I prepare my Mercedes-Benz C-Class for its MOT?

For a 11-15-year-old Mercedes-Benz C-Class, focus on: (1) Suspension — the most common failure area at this age. (2) Check all lights and bulbs. (3) Inspect tyres for tread depth and damage. (4) Consider a pre-MOT check at a local garage (£20–£40). You can also use our free prediction tool for a personalised risk breakdown.

Other Mercedes-Benz C-Class Age Groups

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Data methodology: Failure rates are weighted averages across all mileage bands for the 11-15-year age group, calculated from official DVSA MOT test records. Only combinations with 100+ tests are included. Data covers 142 million MOT tests across the UK.

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