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Mercedes-benz VIANO - 2014

197.2 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 VIANO, model year 2014. Sample size: 728 cars, 1,709 tests and 3,371 recorded faults.
0%
More faults compared to the average car of same model year

Quick summary

Total: 728 cars

The 2014 Mercedes-Benz Viano shows a slightly higher overall defect rate compared to the average car of the same year, with 197 defects per 100 vehicles, which is 1.5% above the average of 194. The model exhibits significant mileage-related trends, with defect rates increasing notably in higher mileage brackets. It stands out positively in the steering category, where it has a much lower defect rate than average. However, it performs worse than average in several categories, particularly in lights and electrics, body/structure, and equipment, indicating areas where improvements may be needed.

Cars by mileage segment

Total: 728 cars

More model years for Mercedes-benz VIANO

2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015

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
▲ 0.3% better
92.5 faults / 100 tests
Year avg: 92.8 / 100 tests
  • 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
  • Significant brake effort recorded with no brake applied indicating a binding brake
Steering
▲ 43.7% better
6.7 faults / 100 tests
Year avg: 11.9 / 100 tests
Visibility
▼ 18.6% worse
20.4 faults / 100 tests
Year avg: 17.2 / 100 tests
  • Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
Lights & Electrics
▼ 30.4% worse
51.5 faults / 100 tests
Year avg: 39.5 / 100 tests
  • Lamp emitted colour, position or intensity not in accordance with the requirements
Wheels & Suspension
▲ 17.7% better
163.6 faults / 100 tests
Year avg: 198.8 / 100 tests
  • Tyre tread depth not in accordance with the requirements
  • A suspension pin, bush, joint or bearing: excessively worn
Body/Structure
▼ 77.6% worse
27.7 faults / 100 tests
Year avg: 15.6 / 100 tests
  • Exhaust system has a major leak or is insecure
Equipment
▼ 71.1% worse
7.7 faults / 100 tests
Year avg: 4.5 / 100 tests
Other
▼ 56.1% worse
24.5 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)

Tyre tread depth not in accordance with the requirements
ADVISORY
Occurrences: 629
A suspension pin, bush, joint or bearing: excessively worn
ADVISORY
Occurrences: 327
Brake disc or drum: insecure, fractured or otherwise likely to fail
ADVISORY
Occurrences: 197
Exhaust system has a major leak or is insecure
ADVISORY
Occurrences: 195
Fluid: leaking excessively and likely to harm the environment or to pose a safety risk to other road users
ADVISORY
Occurrences: 120
Brake lining or pad: worn below 1.5mm
ADVISORY
Occurrences: 98
Brake disc or drum: significantly and obviously worn
ADVISORY
Occurrences: 97
Windscreen or window damaged or seriously discoloured: but not adversely affecting driver’s view
MINOR
Occurrences: 87
Lamp emitted colour, position or intensity not in accordance with the requirements
ADVISORY
Occurrences: 73
Significant brake effort recorded with no brake applied indicating a binding brake
ADVISORY
Occurrences: 67

Serious faults (Top 10)

Parking brake efficiency: below minimum requirement
FAIL
Occurrences: 53
A suspension pin, bush, joint or bearing: excessively worn
FAIL
Occurrences: 53
A direction indicator: lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning
FAIL
Occurrences: 51
A tyre: with a lump, bulge or tear … or with cords exposed or damaged
FAIL
Occurrences: 43
Tyre tread depth not in accordance with the requirements
FAIL
Occurrences: 39
Parking brake efficiency: less than 50% of the required value
FAIL
Occurrences: 32
Parking brake inoperative on one side, or in the case of testing on the road, the vehicle deviates excessively from a straight line
FAIL
Occurrences: 31
Smoke opacity levels exceed the manufacturer’s specified limit
FAIL
Occurrences: 26
Windscreen washers not working or not providing sufficient fluid to clear the windscreen
FAIL
Occurrences: 21
Lamp emitted colour, position or intensity not in accordance with the requirements
FAIL
Occurrences: 21