2014 Mercedes C 350 MOT Pass Rate
Pass rate for C 350 models manufactured in 2014, based on 68 real MOT test results.
Data from official DVSA MOT testing records
2014 Mercedes C 350 MOT Analysis
The 2014 Mercedes C 350 has an MOT pass rate of 89.7% based on 68 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 51,298 miles on the odometer. With a 10.3% failure rate, the 2014 C 350 is rated as "Excellent" for MOT reliability.
The leading cause of MOT failure for the 2014 Mercedes C 350 is Brakes, responsible for 2.9% of failures. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs range from £150–400. Non-component advisories is the second most common issue at 2.9%. Tyres follows at 2.9%.
Top failures specific to 2014 models only. The overall C 350 page may show different rankings.
What Fails Most
What Fails on This Car?
Click a category to see specific failure items.
Failures per 10,000 Miles
avg. 51,298 miFor every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.
View as table
| Category | Rate / 10K mi | Raw % | Count |
|---|---|---|---|
| Brakes | 0.57 | 2.9% | 2 |
| Non-component advisories | 0.57 | 2.9% | 2 |
| Tyres | 0.57 | 2.9% | 2 |
Mileage Statistics
Mileage-adjusted failure rate — accounts for how much this model year is typically driven.
About This Data
The 2014 Mercedes C 350 has an MOT pass rate of 89.7% based on 68 tests — well above the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 51,298 miles on the odometer. With a 10.3% failure rate, the 2014 C 350 is rated as "Excellent" for MOT reliability.
If you own or are considering buying a 2014 Mercedes C 350, you can expect reliable MOT performance overall. Before your MOT, pay particular attention to brakes: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm). At 51,298 average miles, these vehicles are in the mid-range where component wear starts to become a factor.
Brakes — 2.9% of failures
Brakes issues account for 2.9% of MOT failures on 2014 Mercedes C 350 models. Brake-related failures include worn brake pads, corroded brake discs, leaking brake lines, and faulty brake servos. These are safety-critical components — any brake deficiency will result in an MOT fail. Typical repair costs: £150–400. Pre-MOT check: Listen for squealing or grinding noises. Check brake pedal feel — if it feels spongy or goes to the floor, have the system inspected immediately. Look at brake pad thickness through the wheel spokes (minimum 3mm).
Non-component advisories — 2.9% of failures
Non-component advisories issues account for 2.9% of MOT failures on 2014 Mercedes C 350 models. Non-component advisories issues are a common cause of MOT failure. Regular inspection and maintenance of these components helps ensure your vehicle passes its MOT. Typical repair costs: £100–400. Pre-MOT check: Have this system checked during regular servicing. Look for warning signs like unusual noises, vibrations, or dashboard warning lights.
Tyres — 2.9% of failures
Tyres issues account for 2.9% of MOT failures on 2014 Mercedes C 350 models. Tyre failures include tread depth below the legal minimum of 1.6mm, cuts, bulges, exposed cords, and incorrect tyre pressure. Tyres are one of the most common and easiest-to-prevent MOT failures. Typical repair costs: £50–200 per tyre. Pre-MOT check: Check tread depth with a 20p coin — if the outer band is visible, the tyre is too worn. Look for bulges, cuts, or embedded objects. Ensure all tyres match the recommended size and load rating.
Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.