Mercedes-Benz Viano MOT Results

Registered in 2008
64.8% 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 2008 cars and highlighted areas where the Mercedes-Benz Viano is unusually good or bad.

  • 18% fail on Lamps, Reflectors and Electrical Equipment
    • 5.6% fail on Registration plate lamp
    • 4.8% fail on Stop lamp
    • 3.8% fail on Headlamp aim
    • 3.6% fail on Position lamps
      • 3.3% fail on Front lamps
      • 0.33% fail on Rear lamps
    • 3.6% fail on Headlamps
      • 3.6% fail on Headlamp
    • 2.8% fail on Direction indicators
      • 2.8% fail on Flashing type
        • 1.5% fail on Individual lamps
        • 1.2% fail on Side repeaters
        • 0.33% fail on All direction indicators
    • 2.2% fail on Rear fog lamp (3 times worse than other 2008 cars)
      • 2.2% fail on Fog lamp (3 times worse than other 2008 cars)
    • 0.33% fail on Battery
    • 0.17% fail on Electrical wiring
    • 0.17% fail on Trailer electrical socket
  • 12% fail on Brakes (50% worse than other 2008 cars)
    • 8.3% fail on Brake performance (130% worse than other 2008 cars)
      • 5.3% fail on Parking brake performance (2 times worse than other 2008 cars)
      • 3.3% fail on Rear wheels (92% worse than other 2008 cars)
      • 2.0% fail on Front wheels
      • 0.83% fail on Brake imbalance
      • 0.33% fail on Service brake performance
    • 2.2% fail on Hub components
      • 1.8% fail on Brake pads
      • 0.66% fail on Brake discs
      • 0.33% fail on Brake calipers
    • 1.7% fail on Hydraulic systems
      • 1.5% fail on Components
        • 1.5% fail on Pipes
      • 0.17% fail on Operation
    • 1.2% fail on Parking brake
      • 1.00% fail on Condition
      • 0.17% fail on Electronic parking brake
    • 1.2% fail on Service brake control components (8 times worse than other 2008 cars)
      • 1.2% fail on Pedal (8 times worse than other 2008 cars)
        • 1.00% fail on Anti-slip (9 times worse than other 2008 cars)
        • 0.17% fail on Condition
    • 0.50% fail on Electronic stability system
    • 0.33% fail on ABS
    • 0.33% fail on Restricted movement
  • 10.0% fail on Suspension
    • 5.0% fail on Anti-roll bars (72% worse than other 2008 cars)
      • 3.6% fail on Linkage pins/bushes/ball joints
      • 1.3% fail on Pins/bushes/ball joints (190% worse than other 2008 cars)
      • 0.17% fail on Linkage condition
    • 3.3% fail on Coil springs
      • 3.3% fail on Condition
    • 1.5% fail on Shock absorbers
      • 1.5% fail on Condition
    • 0.33% fail on Air suspension (60 times worse than other 2008 cars)
      • 0.17% fail on Suspension unit
      • 0.17% fail on Accumulator
    • 0.33% fail on Suspension arms (87% better than other 2008 cars)
      • 0.33% fail on Pins/bushes/ball joints (86% better than other 2008 cars)
    • 0.33% fail on Wheel bearings
      • 0.17% fail on Front
      • 0.17% fail on Rear
    • 0.17% fail on Front suspension joints
    • 0.17% fail on Drive shafts
      • 0.17% fail on Any drive shaft which is part of the suspension
        • 0.17% fail on Drive shafts
  • 7.3% fail on Tyres
    • 4.6% fail on Tread depth
    • 2.5% fail on Condition
    • 0.33% fail on Size/type
    • 0.17% fail on Tyre pressure monitoring system
  • 4.5% fail on Driver's view of the road
    • 2.7% fail on Washers
    • 1.8% fail on Wipers
    • 0.50% fail on Mirrors
    • 0.17% fail on Windscreen
  • 4.0% fail on Exhaust, Fuel and Emissions
    • 3.5% fail on Exhaust system (100% worse than other 2008 cars)
    • 0.50% fail on Fuel system
      • 0.33% fail on Tank (18 times worse than other 2008 cars)
      • 0.17% fail on System
    • 0.50% fail on Emissions not tested
  • 3.6% fail on Seat Belts and Supplementary Restraint Systems (2 times worse than other 2008 cars)
    • 3.3% fail on Supplementary restraint systems (5 times worse than other 2008 cars)
      • 3.3% fail on SRS Malfunction Indicator Lamp (5 times worse than other 2008 cars)
    • 0.50% fail on Seat belts
      • 0.50% fail on Condition
  • 2.0% fail on Steering
    • 1.8% fail on Steering system
      • 1.5% fail on Track rod end
      • 0.33% fail on Steering box (77 times worse than other 2008 cars)
      • 0.17% fail on Steering arm
    • 0.17% fail on Power steering
      • 0.17% fail on Pipes and hoses
  • 0.83% fail on Road Wheels
    • 0.50% fail on Attachment
    • 0.33% fail on Condition
  • 0.83% fail on Registration plates and VIN
    • 0.83% fail on Registration plate
  • 0.66% fail on Body, Structure and General Items
    • 0.33% fail on Body condition
    • 0.33% fail on Doors
      • 0.33% fail on Passengers other

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