Mercedes-Benz Viano MOT Results

Registered in 2004
54.1% pass rate
from 412 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 2004 cars and highlighted areas where the Mercedes-Benz Viano is unusually good or bad.

  • 29% fail on Lamps, Reflectors and Electrical Equipment
    • 9.7% fail on Direction indicators (2 times worse than other 2004 cars)
      • 9.7% fail on Flashing type (2 times worse than other 2004 cars)
        • 6.6% fail on Individual lamps (2 times worse than other 2004 cars)
        • 2.9% fail on Side repeaters (180% worse than other 2004 cars)
        • 0.73% fail on All direction indicators
    • 8.5% fail on Registration plate lamp
    • 6.8% fail on Stop lamp
    • 6.6% fail on Headlamps
      • 6.1% fail on Headlamp
      • 0.24% fail on Headlamp defects which don't require an aim check on retest
        • 0.24% fail on Main beam 'tell-tale'
      • 0.24% fail on Matched pair
    • 5.1% fail on Headlamp aim
    • 4.9% fail on Position lamps
      • 3.6% fail on Front lamps
      • 1.5% fail on Rear lamps
    • 1.5% fail on Rear fog lamp
      • 1.5% fail on Fog lamp
    • 0.97% fail on Horn
    • 0.24% fail on Electrical wiring
  • 16% fail on Suspension
    • 7.5% fail on Anti-roll bars
      • 5.8% fail on Linkage pins/bushes/ball joints
      • 1.7% fail on Pins/bushes/ball joints
      • 0.49% fail on Attachment
      • 0.24% fail on Condition
    • 6.8% fail on Prescribed areas (3 times worse than other 2004 cars)
      • 4.4% fail on Component mounting (2 times worse than other 2004 cars)
      • 2.7% fail on Subframe mounting (7 times worse than other 2004 cars)
      • 0.24% fail on Spring mounting
    • 1.9% fail on Suspension arms
      • 1.9% fail on Pins/bushes/ball joints
    • 1.5% fail on Shock absorbers
      • 1.5% fail on Condition
    • 1.2% fail on Coil springs (75% better than other 2004 cars)
      • 1.2% fail on Condition (74% better than other 2004 cars)
    • 0.49% fail on Front suspension joints
    • 0.24% fail on Gas suspension
      • 0.24% fail on Bellows
    • 0.24% fail on Air suspension
      • 0.24% fail on Levelling valve
    • 0.24% fail on Tie bars/rods
      • 0.24% fail on Pins/bushes/ball joints
    • 0.24% fail on Macpherson strut
      • 0.24% fail on Condition
  • 13% fail on Brakes
    • 4.4% fail on Brake performance
      • 2.9% fail on Parking brake performance
      • 1.9% fail on Rear wheels
      • 0.49% fail on Front wheels
      • 0.24% fail on Service brake performance
    • 3.6% fail on Hydraulic systems
      • 3.6% fail on Components
        • 2.7% fail on Pipes
        • 0.73% fail on Hoses
        • 0.24% fail on Pump
    • 3.4% fail on Hub components
      • 3.4% fail on Brake pads
      • 0.24% fail on Brake discs
      • 0.24% fail on Brake calipers
    • 1.7% fail on ABS
    • 0.97% fail on Parking brake
      • 0.97% fail on Condition
    • 0.73% fail on Service brake control components
      • 0.73% fail on Pedal
        • 0.73% fail on Anti-slip (4 times worse than other 2004 cars)
  • 9.7% fail on Seat Belts and Supplementary Restraint Systems (2 times worse than other 2004 cars)
    • 5.6% fail on Supplementary restraint systems (2 times worse than other 2004 cars)
      • 5.6% fail on SRS Malfunction Indicator Lamp (2 times worse than other 2004 cars)
    • 4.4% fail on Seat belts (2 times worse than other 2004 cars)
      • 3.2% fail on Prescribed areas (2 times worse than other 2004 cars)
      • 0.97% fail on Condition
      • 0.24% fail on Attachment
  • 7.8% fail on Tyres
    • 5.1% fail on Condition
    • 2.9% fail on Tread depth
  • 7.3% fail on Body, Structure and General Items (3 times worse than other 2004 cars)
    • 2.9% fail on Body condition (3 times worse than other 2004 cars)
    • 2.7% fail on Vehicle structure (9 times worse than other 2004 cars)
      • 2.7% fail on Chassis (9 times worse than other 2004 cars)
    • 1.5% fail on Doors (2 times worse than other 2004 cars)
      • 1.2% fail on Passengers other (4 times worse than other 2004 cars)
      • 0.24% fail on Drivers
    • 0.49% fail on Seats
      • 0.24% fail on Passengers
      • 0.24% fail on Drivers
    • 0.24% fail on Load security
      • 0.24% fail on Loading door
    • 0.24% fail on Spare wheel
  • 7.0% fail on Driver's view of the road
    • 3.4% fail on Wipers
    • 3.4% fail on Washers
    • 0.73% fail on Windscreen
    • 0.49% fail on Bonnet
  • 5.6% fail on Steering
    • 5.3% fail on Steering system
      • 3.4% fail on Track rod end
      • 1.9% fail on Steering rack (160% worse than other 2004 cars)
      • 0.24% fail on Free play
        • 0.24% fail on Steering rack
    • 0.24% fail on Power steering
      • 0.24% fail on Operation
      • 0.24% fail on Pump
  • 5.1% fail on Exhaust, Fuel and Emissions
    • 3.4% fail on Exhaust system
    • 1.2% fail on Fuel system
      • 0.97% fail on System (3 times worse than other 2004 cars)
      • 0.24% fail on Pipe
    • 0.97% fail on Emissions not tested
    • 0.73% fail on Emissions (73% better than other 2004 cars)
  • 1.9% fail on Road Wheels (3 times worse than other 2004 cars)
    • 1.7% fail on Attachment (4 times worse than other 2004 cars)
    • 0.24% fail on Condition
  • 0.49% fail on Registration plates and VIN
    • 0.49% fail on Registration plate

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