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Mercedes-benz R-CLASS - 2012

169.9 faults per 100 tests
Year average for all cars of 2012 is 249.2 faults per 100 tests
Dataset: MOT tests in Great Britain (period: 2024-01-01 to 2025-09-10) for Mercedes-benz R-CLASS, model year 2012. Sample size: 314 cars, 734 tests and 1,247 recorded faults.
0%
Less faults compared to the average car of same model year

Quick summary

Total: 314 cars

The 2012 Mercedes-Benz R-Class has an overall defect rate of 170 per 100 vehicles, which is significantly lower than the yearly average of 246 defects per 100 vehicles, representing a 31% improvement. Notably, the model shows lower issues in categories such as steering and visibility compared to the average, with defects in steering being only 4% compared to 13% for the average vehicle. However, it does exhibit higher defect rates in body and structure, with 46% of vehicles experiencing these issues, well above the average of 25%. Mileage trends indicate that as distance increases, defect rates rise, particularly in the higher mileage brackets, yet the R-Class performs better overall than its peers.

Cars by mileage segment

Total: 314 cars

More model years for Mercedes-benz R-CLASS

2006 2007 2008 2009 2010 2011 2012 2013

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
▲ 1.3% better
102.5 faults / 100 tests
Year avg: 103.8 / 100 tests
  • Brake pipe damaged or excessively corroded
  • Brake disc or drum: insecure, fractured or otherwise likely to fail
  • Brake lining or pad: worn below 1.5mm
  • Brake disc or drum: significantly and obviously worn
Steering
▲ 71.2% better
3.8 faults / 100 tests
Year avg: 13.2 / 100 tests
Visibility
▲ 30.2% better
13.4 faults / 100 tests
Year avg: 19.2 / 100 tests
Lights & Electrics
▲ 67.4% better
20.2 faults / 100 tests
Year avg: 61.9 / 100 tests
Wheels & Suspension
▲ 51.2% better
119.3 faults / 100 tests
Year avg: 244.4 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • 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
▼ 73.7% worse
45.5 faults / 100 tests
Year avg: 26.2 / 100 tests
  • A transmission shaft constant velocity joint boot: severely deteriorated
  • A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
Equipment
▲ 43.5% better
3.5 faults / 100 tests
Year avg: 6.2 / 100 tests
Other
▼ 33.9% worse
31.6 faults / 100 tests
Year avg: 23.6 / 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
0 402 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)

Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 175
Brake pipe damaged or excessively corroded
ADVISORY
Occurrences: 105
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 94
A transmission shaft constant velocity joint boot: severely deteriorated
MINOR
Occurrences: 94
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 84
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
ADVISORY
Occurrences: 59
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 53
A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 51
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 51
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 40

Serious faults (Top 10)

A transmission shaft constant velocity joint boot: missing, split, insecure or no longer prevents the ingress of dirt
FAIL
Occurrences: 51
Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 23
Lamp: missing, inoperative or in the case of a multiple light source more than a half not functioning
FAIL
Occurrences: 18
A tyre: with a cut in excess of the requirements deep enough to reach the ply or cords
FAIL
Occurrences: 12
Brake disc or drum: insecure, fractured or otherwise likely to fail
FAIL
Occurrences: 11
A spring: or spring component fractured or seriously weakened
FAIL
Occurrences: 11
Engine MIL inoperative or indicating a malfunction
FAIL
Occurrences: 11
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 11
Brake pipe damaged or excessively corroded
FAIL
Occurrences: 9
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 8