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Mercedes-benz C - 2003

384.2 faults per 100 tests
Year average for all cars of 2003 is 380.4 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz C, model year 2003. Sample size: 4,686 cars, 9,917 tests and 38,106 recorded faults.
0%
More faults compared to the average car of same model year

Quick summary

Total: 4,686 cars

The 2003 Mercedes-Benz C model exhibits a defect rate of 384 per 100 vehicles, slightly higher than the yearly average of 378 per 100. This model shows particularly strong performance in areas such as steering, body structure, and equipment, with defect rates significantly lower than the average in these categories. Mileage-related trends indicate that defect rates increase with higher mileage, peaking at 543 defects per 100 for vehicles with over 124,000 miles. Overall, while tyre wear is a common issue, the Mercedes-Benz C stands out positively in critical areas compared to its peers from the same year.

Cars by mileage segment

Total: 4,686 cars

More model years for Mercedes-benz C

1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Other models from Mercedes-benz

Mercedes-benz 190 E Mercedes-benz 300 Mercedes-benz A Mercedes-benz A 180 AMG LINE Mercedes-benz A 180 SPORT Mercedes-benz A 200 Mercedes-benz A 250 AMG LINE Mercedes-benz A-CLASS Mercedes-benz B Mercedes-benz B-CLASS Mercedes-benz C Mercedes-benz CITAN Mercedes-benz CL Mercedes-benz CL 500 Mercedes-benz CLA Mercedes-benz CLC Mercedes-benz CLK Mercedes-benz CLS Mercedes-benz E Mercedes-benz E 220 AMG Mercedes-benz EQA 250 AMG LINE Mercedes-benz EQC 400 AMG LINE Mercedes-benz ESPRINTER Mercedes-benz EVITO Mercedes-benz G Mercedes-benz G-CLASS Mercedes-benz GL Mercedes-benz GLA Mercedes-benz GLA 180 AMG LINE Mercedes-benz GLA 200 AMG LINE Mercedes-benz GLA 250 AMG LINE Mercedes-benz GLA 250 EXCLUSIVE Mercedes-benz GLB 200 AMG LINE Mercedes-benz GLB 220 AMG LINE Mercedes-benz GLC Mercedes-benz GLC 300 AMG Mercedes-benz GLC 300 AMG LINE Mercedes-benz GLE Mercedes-benz GLS Mercedes-benz GT Mercedes-benz ML Mercedes-benz R-Class Mercedes-benz S-Class Mercedes-benz SL Mercedes-benz SLC Mercedes-benz SLK Mercedes-benz SPRINTER Mercedes-benz V Mercedes-benz VIANO Mercedes-benz VITO Mercedes-benz X

Categories

Brakes
▼ 10.1% worse
186.4 faults / 100 tests
Year avg: 169.3 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
Steering
▲ 33.7% better
16.7 faults / 100 tests
Year avg: 25.2 / 100 tests
Visibility
▲ 1.3% better
29.4 faults / 100 tests
Year avg: 29.8 / 100 tests
Lights & Electrics
▲ 7.2% better
95.4 faults / 100 tests
Year avg: 102.8 / 100 tests
Wheels & Suspension
▼ 13.4% worse
342.5 faults / 100 tests
Year avg: 302.1 / 100 tests
  • A suspension pin, bush, joint or bearing: excessively worn
  • Tyre tread depth not in accordance with the requirements
  • A suspension component: excessively damaged or corroded
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 48.8% better
33.4 faults / 100 tests
Year avg: 65.2 / 100 tests
Equipment
▲ 29.4% better
9.6 faults / 100 tests
Year avg: 13.6 / 100 tests
Other
▼ 4.2% worse
54.9 faults / 100 tests
Year avg: 52.7 / 100 tests
  • Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users

Fault rate by mileage segment

Model    Year average
0 543 0–31,000 mi 31,000–62,000 62,000–93,000 93,000–124,000 124,000+
* Metric: faults per 100 tests.

Most common faults (Top 10)

Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 3,499
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 3,313
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 2,847
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 2,699
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 1,286
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 1,246
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 1,217
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 1,189
Flexible brake hose: excessively damaged, deteriorated, chafed, twisted or stretched
ADVISORY
Occurrences: 1,150
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 1,083

Serious faults (Top 10)

A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 1,189
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 525
A suspension joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 414
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 339
Beam image obviously incorrect
FAIL
Occurrences: 320
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 271
Emissions levels exceed default limits
FAIL
Occurrences: 268
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 267
Lambda coefficient outside the default limits or the range specified by the manufacturer
FAIL
Occurrences: 245
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 233