Mercedes-Benz Viano MOT Results

Registered in 2012
79.2% pass rate
from 775 tests in 2017
Pass rate by mileage
Failure rates by item

Here you can drill down into the failure rates for each item on the test. We've also compared the rates to the average results for 2012 cars and highlighted areas where the Mercedes-Benz Viano is unusually good or bad.

  • 12% fail on Lamps, Reflectors and Electrical Equipment (45% worse than other 2012 cars)
    • 4.5% fail on Direction indicators (4 times worse than other 2012 cars)
      • 4.5% fail on Flashing type (4 times worse than other 2012 cars)
        • 3.6% fail on Side repeaters (8 times worse than other 2012 cars)
        • 0.90% fail on Individual lamps
    • 2.6% fail on Headlamp aim
    • 2.3% fail on Position lamps
      • 2.2% fail on Front lamps
      • 0.26% fail on Rear lamps
    • 1.7% fail on Stop lamp
    • 0.77% fail on Registration plate lamp
    • 0.65% fail on Headlamps
      • 0.26% fail on Headlamp defects which don't require an aim check on retest
        • 0.26% fail on Headlamp cleaning device
      • 0.26% fail on Headlamp (80% better than other 2012 cars)
      • 0.13% fail on Headlamp defects which do require an aim check on retest
        • 0.13% fail on Headlamp cleaning device
    • 0.65% fail on Horn (5 times worse than other 2012 cars)
    • 0.13% fail on Rear fog lamp
      • 0.13% fail on Fog lamp
  • 5.3% fail on Tyres
    • 3.4% fail on Condition
    • 2.3% fail on Tread depth
    • 0.13% fail on Tyre pressure monitoring system
    • 0.13% fail on Size/type
  • 3.7% fail on Brakes
    • 1.8% fail on Brake performance
      • 1.3% fail on Parking brake performance (3 times worse than other 2012 cars)
      • 0.52% fail on Front wheels
      • 0.26% fail on Rear wheels
      • 0.26% fail on Service brake performance
    • 1.3% fail on Hub components
      • 1.2% fail on Brake pads
      • 0.26% fail on Brake discs
    • 1.2% fail on Parking brake (4 times worse than other 2012 cars)
      • 1.2% fail on Condition (5 times worse than other 2012 cars)
    • 0.26% fail on Service brake control components
      • 0.26% fail on Pedal
        • 0.26% fail on Anti-slip
    • 0.26% fail on Hydraulic systems
      • 0.26% fail on Components
        • 0.26% fail on Hoses
  • 2.8% fail on Driver's view of the road
    • 2.2% fail on Wipers
    • 0.52% fail on Washers
    • 0.13% fail on Mirrors
  • 1.4% fail on Seat Belts and Supplementary Restraint Systems (3 times worse than other 2012 cars)
    • 1.4% fail on Supplementary restraint systems (6 times worse than other 2012 cars)
      • 1.4% fail on SRS Malfunction Indicator Lamp (7 times worse than other 2012 cars)
    • 0.13% fail on Seat belts
      • 0.13% fail on Attachment
  • 1.2% fail on Suspension (68% better than other 2012 cars)
    • 0.52% fail on Suspension arms
      • 0.52% fail on Pins/bushes/ball joints
    • 0.26% fail on Air suspension (45 times worse than other 2012 cars)
      • 0.26% fail on Suspension unit (78 times worse than other 2012 cars)
    • 0.13% fail on Coil springs
      • 0.13% fail on Condition
    • 0.13% fail on Wheel bearings
      • 0.13% fail on Front
    • 0.13% fail on Shock absorbers
      • 0.13% fail on Condition
  • 0.52% fail on Steering
    • 0.52% fail on Steering system
      • 0.26% fail on Track rod end
      • 0.13% fail on Free play
        • 0.13% fail on Steering rack
      • 0.13% fail on Steering rack
  • 0.39% fail on Road Wheels
    • 0.39% fail on Attachment
  • 0.39% fail on Exhaust, Fuel and Emissions
    • 0.39% fail on Exhaust system
  • 0.39% fail on Registration plates and VIN
    • 0.39% fail on Registration plate
  • 0.13% fail on Body, Structure and General Items
    • 0.13% fail on Body condition

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