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Mercedes-benz CLK - 1999

364.9 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 CLK, model year 1999. Sample size: 904 cars, 1,853 tests and 6,762 recorded faults.
0%
More faults compared to the average car of same model year

Quick summary

Total: 904 cars

The 1999 Mercedes-Benz CLK has a slightly higher overall defect rate of 365 defects per 100 vehicles compared to the yearly average of 345. Notably, it exhibits significant issues with brakes and lights, showing a 21% and 42% increase in defects compared to the average, respectively. In contrast, the model performs better than average in visibility, body structure, and equipment defects, with improvements of 20%, 51%, and 55%. The mileage-related trends reveal that as mileage increases, defect rates also rise, particularly evident in the highest mileage bracket where defects soar to 547.

Cars by mileage segment

Total: 904 cars

Categories

Brakes
▼ 20.9% worse
185.4 faults / 100 tests
Year avg: 153.4 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▼ 15.4% worse
29.9 faults / 100 tests
Year avg: 25.9 / 100 tests
Visibility
▲ 21.1% better
21.0 faults / 100 tests
Year avg: 26.6 / 100 tests
Lights & Electrics
▼ 43.7% worse
104.9 faults / 100 tests
Year avg: 73.0 / 100 tests
  • Lamp emitted colour, position or intensity not in accordance with the requirements
Wheels & Suspension
▼ 11.1% worse
296.6 faults / 100 tests
Year avg: 266.9 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A suspension component: excessively damaged or corroded
  • A spring: or spring component fractured or seriously weakened
  • 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
▲ 53.1% better
35.9 faults / 100 tests
Year avg: 76.5 / 100 tests
Equipment
▲ 56.8% better
8.3 faults / 100 tests
Year avg: 19.2 / 100 tests
Other
▲ 15.6% better
47.7 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
0 547 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: 637
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 435
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 405
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 339
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 331
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 331
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 316
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 291
A wheel bearing: with excessive play
ADVISORY
Occurrences: 267
Lamp emitted colour, position or intensity not in accordance with the requirements
ADVISORY
Occurrences: 216

Serious faults (Top 10)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 67
Beam image obviously incorrect
FAIL
Occurrences: 59
Lamp emitted colour, position or intensity not in accordance with the requirements
FAIL
Occurrences: 51
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 50
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 50
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 40
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 35
Emissions levels exceed default limits
FAIL
Occurrences: 33
A headlamp: missing, inoperative or more than ½ not functioning in the case of LED
FAIL
Occurrences: 33
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 28