Mercedes-Benz Viano MOT Results

Registered in 2011
74.5% pass rate
from 603 tests in 2017
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 2011 cars and highlighted areas where the Mercedes-Benz Viano is unusually good or bad.

  • 15% fail on Lamps, Reflectors and Electrical Equipment (45% worse than other 2011 cars)
    • 4.8% fail on Direction indicators (3 times worse than other 2011 cars)
      • 4.8% fail on Flashing type (3 times worse than other 2011 cars)
        • 3.2% fail on Side repeaters (5 times worse than other 2011 cars)
        • 1.7% fail on Individual lamps (2 times worse than other 2011 cars)
        • 0.33% fail on All direction indicators
    • 3.6% fail on Position lamps (82% worse than other 2011 cars)
      • 3.2% fail on Front lamps (93% worse than other 2011 cars)
      • 0.33% fail on Rear lamps
      • 0.17% fail on All position lamps
    • 3.3% fail on Registration plate lamp
    • 3.2% fail on Headlamp aim
    • 3.0% fail on Stop lamp
    • 0.83% fail on Rear fog lamp
      • 0.83% fail on Fog lamp
    • 0.83% fail on Headlamps
      • 0.50% fail on Headlamp defects which don't require an aim check on retest (7 times worse than other 2011 cars)
        • 0.50% fail on Headlamp cleaning device (7 times worse than other 2011 cars)
      • 0.33% fail on Headlamp (80% better than other 2011 cars)
    • 0.33% fail on Horn
    • 0.17% fail on Rear reflectors
  • 6.5% fail on Brakes
    • 2.8% fail on Hub components
      • 2.7% fail on Brake pads
      • 0.66% fail on Brake discs
    • 2.3% fail on Brake performance
      • 1.3% fail on Parking brake performance (180% worse than other 2011 cars)
      • 1.2% fail on Rear wheels
      • 0.33% fail on Front wheels
      • 0.17% fail on Brake imbalance
      • 0.17% fail on Service brake performance
    • 0.66% fail on Parking brake
      • 0.66% fail on Condition
    • 0.50% fail on Service brake control components (6 times worse than other 2011 cars)
      • 0.50% fail on Pedal (6 times worse than other 2011 cars)
        • 0.50% fail on Anti-slip (7 times worse than other 2011 cars)
    • 0.50% fail on Hydraulic systems
      • 0.50% fail on Components
        • 0.33% fail on Hoses
        • 0.17% fail on Pipes
    • 0.33% fail on ABS
    • 0.17% fail on Electronic stability system
    • 0.17% fail on Restricted movement
  • 6.0% fail on Tyres
    • 3.3% fail on Condition
    • 3.3% fail on Tread depth
    • 0.17% fail on Tyre pressure monitoring system
    • 0.17% fail on Size/type
  • 4.3% fail on Driver's view of the road
    • 2.3% fail on Wipers
    • 1.2% fail on Washers
    • 0.66% fail on Windscreen
    • 0.17% fail on Bonnet
    • 0.17% fail on Mirrors
  • 3.6% fail on Suspension
    • 0.83% fail on Suspension arms
      • 0.83% fail on Pins/bushes/ball joints
    • 0.83% fail on Anti-roll bars
      • 0.66% fail on Linkage pins/bushes/ball joints
      • 0.17% fail on Pins/bushes/ball joints
    • 0.83% fail on Front suspension joints (2 times worse than other 2011 cars)
    • 0.50% fail on Shock absorbers
      • 0.50% fail on Condition
    • 0.33% fail on Coil springs (86% better than other 2011 cars)
      • 0.33% fail on Condition (86% better than other 2011 cars)
    • 0.33% fail on Tie bars/rods (13 times worse than other 2011 cars)
      • 0.33% fail on Pins/bushes/ball joints (14 times worse than other 2011 cars)
    • 0.17% fail on Air suspension
      • 0.17% fail on Suspension unit
    • 0.17% fail on Sub-frames
      • 0.17% fail on Attachment
  • 1.8% fail on Seat Belts and Supplementary Restraint Systems (3 times worse than other 2011 cars)
    • 1.5% fail on Supplementary restraint systems (6 times worse than other 2011 cars)
      • 1.5% fail on SRS Malfunction Indicator Lamp (7 times worse than other 2011 cars)
    • 0.33% fail on Seat belts
      • 0.33% fail on Condition
  • 1.3% fail on Registration plates and VIN (2 times worse than other 2011 cars)
    • 1.3% fail on Registration plate (2 times worse than other 2011 cars)
  • 0.83% fail on Steering
    • 0.50% fail on Steering system
      • 0.33% fail on Steering rack
      • 0.17% fail on Track rod end
    • 0.33% fail on Power steering (6 times worse than other 2011 cars)
      • 0.17% fail on Pump
      • 0.17% fail on Other components
  • 0.66% fail on Road Wheels
    • 0.50% fail on Attachment
    • 0.17% fail on Halfshafts
  • 0.66% fail on Exhaust, Fuel and Emissions
    • 0.50% fail on Exhaust system
    • 0.17% fail on Fuel system
      • 0.17% fail on Tank
  • 0.50% fail on Body, Structure and General Items
    • 0.50% fail on Spare wheel (120 times worse than other 2011 cars)

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