Skip to main content

Mercedes-benz C - 1999

339.3 faults per 100 tests
Year average for all cars of 1999 is 349.1 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz C, model year 1999. Sample size: 872 cars, 1,721 tests and 5,839 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 872 cars

The 1999 Mercedes-Benz C model has an overall defect rate of 339 per 100 vehicles, which is slightly better than the yearly average of 345 per 100, showing a 1.6% improvement. Notably, the car performs particularly well in the Body/Structure category, with only 44 defects per 100 compared to the average of 73. However, it falls short in the Steering category, having a defect rate of 31 compared to the average of 25. Additionally, as mileage increases, defect rates for this model tend to rise sharply, especially in the 124,000+ miles segment, where it reaches 554 defects per 100 vehicles.

Cars by mileage segment

Total: 872 cars

Categories

Brakes
▲ 2.7% better
149.2 faults / 100 tests
Year avg: 153.4 / 100 tests
  • Brake pipe damaged or excessively corroded
Steering
▼ 20.8% worse
31.3 faults / 100 tests
Year avg: 25.9 / 100 tests
Visibility
▲ 13.2% better
23.1 faults / 100 tests
Year avg: 26.6 / 100 tests
Lights & Electrics
▼ 16.0% worse
84.7 faults / 100 tests
Year avg: 73.0 / 100 tests
  • Lamp emitted colour, position or intensity not in accordance with the requirements
Wheels & Suspension
▼ 5.9% worse
282.7 faults / 100 tests
Year avg: 266.9 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A spring: or spring component fractured or seriously weakened
  • A suspension component: excessively damaged or corroded
  • A suspension pin, bush, joint or bearing: excessively worn
  • The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
Body/Structure
▲ 42.5% better
44.0 faults / 100 tests
Year avg: 76.5 / 100 tests
Equipment
▲ 6.3% better
18.0 faults / 100 tests
Year avg: 19.2 / 100 tests
Other
▲ 19.6% better
45.4 faults / 100 tests
Year avg: 56.5 / 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
0 554 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: 547
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 417
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 372
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 329
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 311
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 254
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
ADVISORY
Occurrences: 243
Lamp emitted colour, position or intensity not in accordance with the requirements
ADVISORY
Occurrences: 235
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 194
A wheel bearing: with excessive play
ADVISORY
Occurrences: 190

Serious faults (Top 10)

The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 79
Lamp emitted colour, position or intensity not in accordance with the requirements
FAIL
Occurrences: 79
is significantly reduced or The strength or continuity of the load bearing structure within 30cm of any seat belt anchorage (a ’prescribed area’): inadequately repaired
FAIL
Occurrences: 45
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 43
Vehicle structure corroded to the extent that: the rigidity of the assembly is significantly reduced
FAIL
Occurrences: 39
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 35
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 28
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 28
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 27
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 26