Mercedes-Benz Viano MOT Results

Registered in 2005
56.1% pass rate
from 515 tests in 2020
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 2005 cars and highlighted areas where the Mercedes-Benz Viano is unusually good or bad.

  • 22% fail on Lamps, reflectors and electrical equipment
    • 7.0% fail on Headlamps
      • 7.0% fail on Headlamp
    • 6.2% fail on Stop lamp
    • 5.2% fail on Headlamp aim
      • 4.9% fail on Headlamp aim
      • 0.58% fail on Headlamp aim not tested
    • 3.9% fail on Direction indicators
      • 3.9% fail on Flashing type
        • 2.3% fail on Individual direction indicators
        • 1.9% fail on Side repeaters (150% worse than other 2005 cars)
    • 2.7% fail on Registration plate lamp(s)
    • 2.1% fail on Position lamps
      • 2.1% fail on Position lamp
    • 1.2% fail on Electrical equipment
      • 0.58% fail on Horn
      • 0.19% fail on Trailer electrical socket
      • 0.19% fail on Electrical wiring
      • 0.19% fail on Battery(ies)
    • 0.78% fail on Front and rear fog lamps
      • 0.78% fail on Rear fog lamp
        • 0.58% fail on Rear fog lamp
        • 0.19% fail on Switch
  • 13% fail on Brakes
    • 7.8% fail on Brake performance
      • 5.8% fail on Parking brake efficiency (sp)
        • 5.6% fail on Rbt (sp)
        • 0.19% fail on Decelerometer (sp)
      • 2.3% fail on Parking brake performance
        • 2.3% fail on Rbt
          • 2.1% fail on Parking brake performance
          • 0.19% fail on Parking (secondary brake performance)
      • 1.2% fail on Service brake performance
        • 1.2% fail on Rbt
          • 0.97% fail on Service brake performance
          • 0.19% fail on Service brake imbalance
      • 0.58% fail on Brake performance not tested
      • 0.39% fail on Service Brake Efficiency (sp)
        • 0.39% fail on Rbt (sp)
          • 0.39% fail on Service brake performance
    • 2.9% fail on Rigid brake pipes
    • 2.1% fail on Mechanical brake components
      • 1.9% fail on Brake linings and pads
        • 1.9% fail on Brake pads
      • 0.19% fail on Brake discs and drums
        • 0.19% fail on Brake discs
    • 1.7% fail on Parking brake control (2 times worse than other 2005 cars)
      • 1.7% fail on Lever (2 times worse than other 2005 cars)
    • 0.97% fail on Service brake pedal or hand lever
      • 0.58% fail on Pedal
      • 0.39% fail on Hand lever
    • 0.58% fail on ABS / EBS / ESC
      • 0.58% fail on Anti-lock braking system
      • 0.19% fail on Electronic stability control
    • 0.19% fail on Other components and prescribed areas
      • 0.19% fail on Other components
  • 12% fail on Suspension (33% better than other 2005 cars)
    • 6.4% fail on Anti-roll bars
      • 2.5% fail on Pins and bushes (8 times worse than other 2005 cars)
      • 1.9% fail on Linkage ball joint dust cover
      • 1.7% fail on Linkage pins and bushes (3 times worse than other 2005 cars)
      • 1.2% fail on Linkage ball joints
      • 0.58% fail on Ball joint
      • 0.58% fail on Ball joint dust cover
    • 1.9% fail on Suspension arms (68% better than other 2005 cars)
      • 0.97% fail on Ball joint
      • 0.78% fail on Ball joint dust cover
      • 0.19% fail on Pins and bushes
    • 1.7% fail on Component mounting prescribed areas
    • 1.4% fail on Springs (68% better than other 2005 cars)
      • 1.4% fail on Coil springs (68% better than other 2005 cars)
        • 1.4% fail on Coil spring (67% better than other 2005 cars)
    • 0.78% fail on Shock absorbers
    • 0.58% fail on Air/gas/fluid suspension (19 times worse than other 2005 cars)
      • 0.58% fail on Operation (49 times worse than other 2005 cars)
    • 0.19% fail on Wheel bearings
    • 0.19% fail on Macpherson strut
      • 0.19% fail on Macpherson strut
    • 0.19% fail on Suspension rods
      • 0.19% fail on Ball joint
    • 0.19% fail on Sub-frames
      • 0.19% fail on Ball joint
  • 10% fail on Visibility
    • 5.8% fail on Washers (66% worse than other 2005 cars)
    • 3.9% fail on Wipers
    • 0.78% fail on Bonnet (3 times worse than other 2005 cars)
    • 0.19% fail on Driver's view
    • 0.19% fail on Condition of glass
      • 0.19% fail on Windscreen
    • 0.19% fail on View to rear
      • 0.19% fail on Mirrors
  • 7.2% fail on Body, chassis, structure
    • 2.3% fail on Exhaust system
    • 1.2% fail on Chassis (3 times worse than other 2005 cars)
      • 0.97% fail on Chassis condition (2 times worse than other 2005 cars)
      • 0.19% fail on Strengthening plate
    • 0.97% fail on Integral vehicle structure
      • 0.97% fail on Integral vehicle structure condition
    • 0.97% fail on Body (2 times worse than other 2005 cars)
      • 0.78% fail on Other body component (4 times worse than other 2005 cars)
      • 0.19% fail on Body condition
    • 0.78% fail on Doors
      • 0.78% fail on Other passenger's door
        • 0.78% fail on Door condition
    • 0.78% fail on Seats (2 times worse than other 2005 cars)
      • 0.58% fail on Passenger's seat (4 times worse than other 2005 cars)
      • 0.19% fail on Driver's seat
    • 0.58% fail on Fuel system
      • 0.58% fail on System (7 times worse than other 2005 cars)
    • 0.19% fail on Bumpers
    • 0.19% fail on Transmission
      • 0.19% fail on Prop shafts
        • 0.19% fail on Joints
    • 0.19% fail on Floor
    • 0.19% fail on Boot lid
      • 0.19% fail on Boot lid condition
    • 0.19% fail on Cabs
      • 0.19% fail on Prescribed areas
  • 6.0% fail on Steering
    • 3.3% fail on Steering linkage components
      • 3.3% fail on Track rod end
    • 1.9% fail on Steering gear (2 times worse than other 2005 cars)
      • 1.9% fail on Steering rack (2 times worse than other 2005 cars)
    • 0.39% fail on Power steering
      • 0.19% fail on Operation
      • 0.19% fail on Pipes and hoses
    • 0.19% fail on Steering column
    • 0.19% fail on Steering play
      • 0.19% fail on Steering rack
  • 6.0% fail on Tyres
    • 3.7% fail on Tread depth
    • 2.9% fail on Condition
  • 4.5% fail on Seat belts and supplementary restraint systems
    • 3.3% fail on SRS malfunction indicator lamp (120% worse than other 2005 cars)
    • 1.6% fail on Seat belts
      • 1.2% fail on Prescribed areas
      • 0.39% fail on Attachment (22 times worse than other 2005 cars)
      • 0.19% fail on Condition
    • 0.39% fail on Airbags (5 times worse than other 2005 cars)
      • 0.39% fail on Drivers airbag (6 times worse than other 2005 cars)
  • 3.1% fail on Noise, emissions and leaks (56% better than other 2005 cars)
    • 3.1% fail on Exhaust emissions (53% better than other 2005 cars)
      • 2.5% fail on Compression ignition
        • 0.97% fail on Emissions not tested (4 times worse than other 2005 cars)
        • 0.78% fail on Pre 01/07/2008 Turbo
        • 0.78% fail on Malfunction indicator lamp
      • 0.58% fail on Spark ignition (88% better than other 2005 cars)
        • 0.39% fail on Malfunction indicator lamp (86% better than other 2005 cars)
        • 0.19% fail on Catalyst emissions
  • 1.2% fail on Identification of the vehicle
    • 1.2% fail on Registration plates
  • 0.58% fail on Road Wheels
    • 0.58% fail on Attachment

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