Mercedes-Benz Viano MOT Results

Registered in 2007
61.7% pass rate
from 496 tests in 2021
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 2007 cars and highlighted areas where the Mercedes-Benz Viano is unusually good or bad.

  • 14% fail on Lamps, reflectors and electrical equipment
    • 5.0% fail on Headlamps
      • 4.6% fail on Headlamp
      • 0.20% fail on Matched pair
      • 0.20% fail on Headlamp levelling device
    • 4.0% fail on Direction indicators
      • 4.0% fail on Flashing type
        • 2.0% fail on Individual direction indicators
        • 2.0% fail on Side repeaters (2 times worse than other 2007 cars)
    • 3.8% fail on Headlamp aim
      • 3.4% fail on Headlamp aim
      • 0.40% fail on Headlamp aim not tested
    • 3.2% fail on Stop lamp
    • 1.8% fail on Front and rear fog lamps (160% worse than other 2007 cars)
      • 1.8% fail on Rear fog lamp (170% worse than other 2007 cars)
        • 1.8% fail on Rear fog lamp (170% worse than other 2007 cars)
    • 1.6% fail on Registration plate lamp(s)
    • 0.20% fail on Electrical equipment
      • 0.20% fail on Horn
  • 14% fail on Brakes
    • 8.3% fail on Brake performance
      • 4.8% fail on Parking brake efficiency (sp)
        • 4.8% fail on Rbt (sp)
      • 2.6% fail on Service brake performance
        • 2.4% fail on Rbt
          • 1.8% fail on Service brake performance
          • 0.60% fail on Service brake imbalance
        • 0.20% fail on Plate brake tester
          • 0.20% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 1.4% fail on Parking brake performance
        • 1.4% fail on Rbt
          • 1.4% fail on Parking brake performance
      • 0.40% fail on Brake performance not tested
      • 0.40% fail on Service Brake Efficiency (sp)
        • 0.40% fail on Rbt (sp)
          • 0.40% fail on Service brake imbalance
    • 4.6% fail on Rigid brake pipes (160% worse than other 2007 cars)
    • 3.0% fail on Mechanical brake components
      • 1.6% fail on Brake linings and pads
        • 1.6% fail on Brake pads
      • 1.4% fail on Brake discs and drums
        • 1.4% fail on Brake discs
      • 0.20% fail on Brake cables, rods, levers and linkages
        • 0.20% fail on Relay lever
    • 1.0% fail on ABS / EBS / ESC
      • 1.0% fail on Electronic stability control (2 times worse than other 2007 cars)
      • 0.60% fail on Anti-lock braking system
    • 0.60% fail on Parking brake control
      • 0.60% fail on Lever
    • 0.40% fail on Service brake pedal or hand lever
      • 0.40% fail on Pedal
    • 0.40% fail on Flexible brake hoses
    • 0.20% fail on Hydraulic systems
      • 0.20% fail on Master cylinder
  • 9.3% fail on Suspension (43% better than other 2007 cars)
    • 5.2% fail on Anti-roll bars
      • 2.0% fail on Ball joint dust cover (160% worse than other 2007 cars)
      • 1.8% fail on Linkage ball joint dust cover
      • 1.0% fail on Pins and bushes (5 times worse than other 2007 cars)
      • 0.40% fail on Linkage pins and bushes
      • 0.20% fail on Ball joint
      • 0.20% fail on Linkage ball joints
    • 2.0% fail on Suspension arms (60% better than other 2007 cars)
      • 1.4% fail on Ball joint
      • 0.40% fail on Pins and bushes (82% better than other 2007 cars)
      • 0.20% fail on Ball joint dust cover
    • 1.4% fail on Springs (76% better than other 2007 cars)
      • 1.4% fail on Coil springs (76% better than other 2007 cars)
        • 1.4% fail on Coil spring (75% better than other 2007 cars)
    • 0.60% fail on Air/gas/fluid suspension (21 times worse than other 2007 cars)
      • 0.40% fail on Operation (34 times worse than other 2007 cars)
      • 0.20% fail on Suspension unit
    • 0.40% fail on Shock absorbers
    • 0.40% fail on Component mounting prescribed areas
  • 6.7% fail on Visibility
    • 4.2% fail on Washers
    • 1.6% fail on Wipers
    • 1.2% fail on Bonnet (4 times worse than other 2007 cars)
    • 0.40% fail on View to rear
      • 0.40% fail on Mirrors
  • 6.7% fail on Tyres
    • 3.8% fail on Condition
    • 2.6% fail on Tread depth
    • 0.40% fail on Size/type
  • 4.8% fail on Seat belts and supplementary restraint systems (160% worse than other 2007 cars)
    • 4.2% fail on SRS malfunction indicator lamp (3 times worse than other 2007 cars)
    • 0.60% fail on Seat belts
      • 0.40% fail on Condition
      • 0.20% fail on Prescribed areas
  • 3.6% fail on Body, chassis, structure (47% better than other 2007 cars)
    • 2.0% fail on Exhaust system
    • 0.81% fail on Doors
      • 0.60% fail on Other passenger's door
        • 0.60% fail on Door condition
      • 0.20% fail on Front passenger's door
        • 0.20% fail on Door condition
    • 0.40% fail on Body
      • 0.20% fail on Body condition
      • 0.20% fail on Other body component
    • 0.20% fail on Bumpers
    • 0.20% fail on Transmission
      • 0.20% fail on Prop shafts
        • 0.20% fail on Joints
    • 0.20% fail on Load security
      • 0.20% fail on Tailgate
        • 0.20% fail on Tailgate condition
    • 0.20% fail on Seats
      • 0.20% fail on Passenger's seat
  • 3.4% fail on Steering
    • 2.2% fail on Steering linkage components
      • 2.2% fail on Track rod end
    • 0.81% fail on Steering gear
      • 0.60% fail on Steering rack
      • 0.20% fail on Operation
    • 0.40% fail on Power steering
      • 0.40% fail on Other components
    • 0.20% fail on Steering play
      • 0.20% fail on Steering rack
  • 2.8% fail on Noise, emissions and leaks (51% better than other 2007 cars)
    • 2.2% fail on Exhaust emissions (59% better than other 2007 cars)
      • 1.2% fail on Compression ignition
        • 0.81% fail on Pre 01/07/2008 Turbo
        • 0.40% fail on Malfunction indicator lamp
        • 0.20% fail on Emissions not tested
      • 1.0% fail on Spark ignition (76% better than other 2007 cars)
        • 1.0% fail on Malfunction indicator lamp
    • 0.60% fail on Fluid leaks
      • 0.60% fail on Engine oil leaks
  • 0.40% fail on Identification of the vehicle
    • 0.40% fail on Registration plates
  • 0.20% fail on Road Wheels
    • 0.20% fail on Hubs

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