What are the common problems with the 6-10 year old Mercedes-Benz C-Class?

The top failure areas for the 6-10-year-old Mercedes-Benz C-Class are: Tyres (3.8% risk), Suspension (3.1% risk), Brakes (2.4% risk).

Mercedes-Benz C-Class MOT Failure Rate — 6-10 Years Old

Q: Is a 6-10 year old Mercedes-Benz C-Class reliable?

Based on 703,696 MOT tests, 6-10-year-old Mercedes-Benz C-Class has a 20.1% failure rate. This is below the UK average of 28%.

20.1%

MOT failure rate for 6-10-year-old Mercedes-Benz C-Class vehicles

Based on 703,696 MOT tests

7.9pp below the UK average (28%)

Mercedes-Benz C-Class in this age bracket has a 20.1% failure rate. Key areas to check before your MOT: tyres and suspension.

Component Risk Breakdown (6-10 Years)

Which parts of a 6-10-year-old Mercedes-Benz C-Class are most likely to cause an MOT failure:

Tyres 3.8%

Suspension 3.1%

Brakes 2.4%

Lamps & Electrics 1.9%

Visibility 1.0%

Body & Chassis 0.2%

Steering 0.1%

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 6-10 year old Mercedes-Benz C-Class reliable?

6-10-year-old Mercedes-Benz C-Class vehicles have a 20.1% failure rate, which is close to the UK average. It offers typical reliability for this age bracket.

What are the common MOT failures on a 6-10 year old Mercedes-Benz C-Class?

The most common MOT failure areas at this age are:

Tyres — 3.8% failure risk
Suspension — 3.1% failure risk
Brakes — 2.4% failure risk

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

For a 6-10-year-old Mercedes-Benz C-Class, focus on: (1) Tyres — 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 6-10-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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