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Mercedes-benz 300 - 1992

265.7 faults per 100 tests
Year average for all cars of 1992 is 300.1 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz 300, model year 1992. Sample size: 436 cars, 811 tests and 2,155 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 436 cars

The 1992 Mercedes-Benz 300 shows an overall defect rate of 266 defects per 100 vehicles, which is 11% lower than the average for cars of the same year. Notably, it performs significantly better in categories such as Steering, Visibility, and Body/Structure, with defect rates considerably lower than the average. However, the model exhibits a high number of defects in the mileage segment of 0–31,000 miles compared to the yearly average, indicating potential issues with newer vehicles. Overall, this model stands out positively in several key areas, suggesting reliability in specific aspects compared to its peers.

Cars by mileage segment

Total: 436 cars

Categories

Brakes
▼ 15.3% worse
136.4 faults / 100 tests
Year avg: 118.3 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
Steering
▲ 28.0% better
22.4 faults / 100 tests
Year avg: 31.1 / 100 tests
Visibility
▲ 41.8% better
14.5 faults / 100 tests
Year avg: 24.9 / 100 tests
Lights & Electrics
▲ 21.9% better
52.8 faults / 100 tests
Year avg: 67.6 / 100 tests
Wheels & Suspension
▼ 10.8% worse
217.3 faults / 100 tests
Year avg: 196.2 / 100 tests
  • A spring: or spring component fractured or seriously weakened
  • A suspension pin, bush, joint or bearing: excessively worn
  • A suspension component: excessively damaged or corroded
  • Tyre tread depth not in accordance with the requirements
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
Body/Structure
▲ 51.7% better
38.5 faults / 100 tests
Year avg: 79.7 / 100 tests
Equipment
▲ 74.4% better
5.2 faults / 100 tests
Year avg: 20.3 / 100 tests
Other
▲ 28.4% better
44.4 faults / 100 tests
Year avg: 62.0 / 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
0 740 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: 216
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 149
A spring: or spring component fractured or seriously weakened
ADVISORY
Occurrences: 125
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 109
A suspension component: excessively damaged or corroded
ADVISORY
Occurrences: 104
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 104
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 104
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 95
A wheel bearing: with excessive play
ADVISORY
Occurrences: 90
A suspension joint dust cover: severely deteriorated
MINOR
Occurrences: 62

Serious faults (Top 10)

Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 19
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 18
An obligatory rear fog lamp missing, or a front or rear fog lamp inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 17
The strength or continuity of the load bearing structure within 30cm … is significantly reduced or inadequately repaired
FAIL
Occurrences: 17
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 15
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 13
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 12
Exhaust system has a major leak or is insecure
FAIL
Occurrences: 12
Wiper blade: missing or obviously not clearing the windscreen
FAIL
Occurrences: 11
Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 11