Mercedes Benz C 320 MOT Check

MOT pass rates, common failures, and reliability data for the Mercedes Benz C 320. Check any C 320 by registration number below.

Free, instant, no sign-up required.

70.5%

Avg Pass Rate

-19.7%

vs Mercedes Benz Avg

Year Ranges

Average

Reliability

Mercedes Benz C 320 — MOT Reliability Overview

The Mercedes Benz C 320 has an average MOT pass rate of 70.5%, which is 19.7 percentage points below the Mercedes Benz brand average of 90.2%. This is a reasonable result that reflects typical UK reliability standards. Regular servicing and addressing advisories promptly will help keep your C 320 on the road.

The most common reasons a Mercedes Benz C 320 fails its MOT are a suspension pin, bush or joint excessively worn, brake pipe damaged or excessively corroded, tyre tread depth not in accordance with the requirements. If you are preparing your C 320 for its MOT, checking these areas first could save you a retest fee. Our detailed fault analysis includes estimated repair costs for each failure type.

Before buying a used Mercedes Benz C 320, we recommend checking the full MOT history, write-off status, outstanding finance, and stolen vehicle status. These checks can be done for free using the registration number.

MOT Pass Rate by Year

How the Mercedes Benz C 320 performs at MOT across different model years.

2010

Based on 41 vehicles

73.2%Average

Mercedes Benz average: 90.2%

Dangerous Defects

3.8%

Retest Rate

34.6%

2009

Based on 406 vehicles

71.2%Average

Mercedes Benz average: 90.2%

Dangerous Defects

8.4%

Retest Rate

30.7%

2008

Based on 815 vehicles

73.1%Average

Mercedes Benz average: 90.2%

Dangerous Defects

4.8%

Retest Rate

33.1%

2007

Based on 413 vehicles

73.1%Average

Mercedes Benz average: 90.2%

Dangerous Defects

4.7%

Retest Rate

17.1%

2006

Based on 394 vehicles

68.0%Average

Mercedes Benz average: 90.2%

Dangerous Defects

7.2%

Retest Rate

21.7%

2005

Based on 249 vehicles

67.1%Average

Mercedes Benz average: 90.2%

Dangerous Defects

6.5%

Retest Rate

26.8%

2004

Based on 267 vehicles

64.0%Below Average

Mercedes Benz average: 90.2%

Dangerous Defects

8.1%

Retest Rate

33.6%

2003

Based on 303 vehicles

71.3%Average

Mercedes Benz average: 90.2%

Dangerous Defects

3.1%

Retest Rate

23.9%

2002

Based on 241 vehicles

65.6%Average

Mercedes Benz average: 90.2%

Dangerous Defects

2.2%

Retest Rate

32.8%

2001

Based on 279 vehicles

70.6%Average

Mercedes Benz average: 90.2%

Dangerous Defects

3.2%

Retest Rate

28.2%

2000

Based on 60 vehicles

78.3%Good

Mercedes Benz average: 90.2%

Dangerous Defects

2.9%

Retest Rate

8.6%

Top MOT Failures — Mercedes Benz C 320

The most common reasons a Mercedes Benz C 320 fails its MOT, aggregated across all year ranges.

A suspension pin, bush or joint excessively worn

4.9%

Brake pipe damaged or excessively corroded

4.8%

Tyre tread depth not in accordance with the requirements

4.3%

A spring or spring component fractured or seriously weakened

3.7%

A suspension joint dust cover missing or no longer prevents the ingress of dirt etc

2.9%

Mercedes Benz C 320 Common Faults & Repair Costs

Where Failures Occur

The areas of the vehicle most commonly flagged during MOT inspections.

Rear Nearside

7.3%

Front Offside

4.9%

Front Nearside

4.9%

Other Mercedes Benz Models

Compare MOT reliability across Mercedes Benz models.

Mercedes Benz E 300

94.2% pass rate

Mercedes Benz E

83.5% pass rate

Mercedes Benz Amg Gla 45 S 4matic+ Auto

92.7% pass rate

Mercedes Benz V

85.8% pass rate

Mercedes Benz Vito 112

87.8% pass rate

Mercedes Benz Sl 500

100.0% pass rate

Useful MOT Guides

Common MOT Failures

The most common reasons UK vehicles fail their MOT — and how to prepare.

MOT Checklist

Pre-MOT checklist to improve your chances of passing first time.

Advisory vs Failure

Understanding the difference between MOT advisories and failures.

See detailed fault analysis for Mercedes Benz C 320

Mercedes Benz C 320 — Frequently Asked Questions

Common questions about the Mercedes Benz C 320 MOT and reliability.

What is the MOT pass rate for the Mercedes Benz C 320?

The average MOT pass rate for the Mercedes Benz C 320 is 70.5% compared to the Mercedes Benz average of 90.2%. Pass rates vary by year — check the year-by-year breakdown on this page for details.

What are the most common MOT failures on a Mercedes Benz C 320?

The most common MOT failures on the Mercedes Benz C 320 are: A suspension pin, bush or joint excessively worn (4.9%), Brake pipe damaged or excessively corroded (4.8%), Tyre tread depth not in accordance with the requirements (4.3%). These are the components most likely to cause an MOT failure.

Is the Mercedes Benz C 320 reliable?

With an average MOT pass rate of 70.5%, the Mercedes Benz C 320 is rated as "Average" for reliability. This is around average — regular maintenance is recommended to avoid common failure points.

How do I check the MOT history of a Mercedes Benz C 320?

Enter the vehicle's registration number in the search box at the top of this page. You will instantly see the complete MOT history including every test result, mileage readings, advisories, and dangerous defects — completely free.

What mileage should I expect on a Mercedes Benz C 320?

Mileage data for the Mercedes Benz C 320 is available in the detailed breakdown on this page.

Check Your Mercedes Benz C 320's MOT History

Enter the registration number for the full MOT history — free and instant.