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Mercedes-benz G-CLASS - 2014

112.4 faults per 100 tests
Year average for all cars of 2014 is 198.0 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz G-CLASS, model year 2014. Sample size: 180 cars, 453 tests and 509 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 180 cars

The 2014 Mercedes-Benz G-Class has an overall defect rate of 112 per 100 vehicles, which is significantly lower than the yearly average of 194 per 100, representing a 42% improvement. Notably, while the model performs poorly in categories such as Steering and Other, it excels in Brakes, Visibility, and Wheels, Suspension & Axles, with defects in these areas being notably lower than average. Mileage trends indicate that defect rates increase with mileage; however, the G-Class maintains a better performance than the average car across all mileage segments. Overall, this model demonstrates a strong showing in several key categories, although it does exhibit some concerns related to steering issues.

Cars by mileage segment

Total: 180 cars

Categories

Brakes
▲ 30.5% better
64.5 faults / 100 tests
Year avg: 92.8 / 100 tests
  • Brake disc or drum: significantly and obviously worn
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake lining or pad: worn below 1.5mm
  • Brake pipe damaged or excessively corroded
Steering
▼ 55.5% worse
18.5 faults / 100 tests
Year avg: 11.9 / 100 tests
  • A steering ball joint: with excessive wear or free play
Visibility
▲ 76.7% better
4.0 faults / 100 tests
Year avg: 17.2 / 100 tests
Lights & Electrics
▲ 40.8% better
23.4 faults / 100 tests
Year avg: 39.5 / 100 tests
Wheels & Suspension
▲ 58.5% better
82.6 faults / 100 tests
Year avg: 198.8 / 100 tests
  • A tyre: with a lump, bulge or tear … or with cords exposed or damaged
  • Tyre tread depth not in accordance with the requirements
  • A shock absorber bush excessively worn
  • A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▲ 54.5% better
7.1 faults / 100 tests
Year avg: 15.6 / 100 tests
Equipment
▲ 42.2% better
2.6 faults / 100 tests
Year avg: 4.5 / 100 tests
Other
▼ 40.8% worse
22.1 faults / 100 tests
Year avg: 15.7 / 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
0 359 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)

A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 50
Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 44
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 35
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 32
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 26
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 21
A shock absorber bush excessively worn
ADVISORY
Occurrences: 19
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 18
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 16
A steering ball joint: with excessive wear or free play
ADVISORY
Occurrences: 14

Serious faults (Top 10)

A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 11
Steering rack gaiter or ball joint dust cover: missing or no longer prevents the ingress of dirt etc.
FAIL
Occurrences: 8
Exhaust system has a major leak or is insecure
FAIL
Occurrences: 8
A steering ball joint: with excessive wear or free play
FAIL
Occurrences: 7
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 6
Lambda coefficient outside the default limits or the range specified by the manufacturer
FAIL
Occurrences: 5
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 5
The aim of a headlamp is not within limits laid down in the requirements
FAIL
Occurrences: 5
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 4
Beam image obviously incorrect
FAIL
Occurrences: 4