Mercedes-Benz A-Class MOT Results

Registered in 2011
77.5% pass rate
from 1,038 tests in 2020
(28% better than other 2011 cars)
Pass rate by mileage
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 A-Class is unusually good or bad.

  • 8.1% fail on Lamps, reflectors and electrical equipment (24% better than other 2011 cars)
    • 2.6% fail on Headlamps
      • 2.5% fail on Headlamp
      • 0.096% fail on Headlamp cleaning device
    • 2.5% fail on Headlamp aim
      • 2.5% fail on Headlamp aim
    • 2.2% fail on Direction indicators
      • 2.2% fail on Flashing type
        • 1.9% fail on Side repeaters (2 times worse than other 2011 cars)
        • 0.29% fail on Individual direction indicators
    • 0.48% fail on Registration plate lamp(s) (71% better than other 2011 cars)
    • 0.39% fail on Stop lamp (83% better than other 2011 cars)
    • 0.39% fail on Reversing lamps
      • 0.39% fail on Reversing lamps
    • 0.29% fail on Electrical equipment
      • 0.29% fail on Horn
  • 5.3% fail on Brakes
    • 2.4% fail on Mechanical brake components
      • 2.3% fail on Brake linings and pads
        • 2.2% fail on Brake pads
        • 0.096% fail on Brake linings
      • 0.39% fail on Brake discs and drums
        • 0.39% fail on Brake discs
    • 2.0% fail on Brake performance
      • 1.3% fail on Service Brake Efficiency (sp) (2 times worse than other 2011 cars)
        • 1.2% fail on Rbt (sp) (2 times worse than other 2011 cars)
          • 1.1% fail on Service brake performance (6 times worse than other 2011 cars)
          • 0.096% fail on Service brake imbalance
        • 0.096% fail on Decelerometer (sp)
      • 0.48% fail on Parking brake efficiency (sp)
        • 0.48% fail on Rbt (sp)
      • 0.39% fail on Service brake performance (69% better than other 2011 cars)
        • 0.39% fail on Rbt (69% better than other 2011 cars)
          • 0.29% fail on Service brake performance
          • 0.096% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.29% fail on Parking brake performance
        • 0.29% fail on Rbt
          • 0.19% fail on Parking brake performance
          • 0.096% fail on Parking (secondary brake performance)
      • 0.096% fail on Brake performance not tested
    • 1.1% fail on Rigid brake pipes (200% worse than other 2011 cars)
    • 0.39% fail on Parking brake control
      • 0.39% fail on Lever
    • 0.096% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.096% fail on Hydraulic brake callipers
  • 4.2% fail on Tyres
    • 2.2% fail on Condition
    • 1.9% fail on Tread depth (45% better than other 2011 cars)
    • 0.19% fail on Size/type
  • 2.6% fail on Visibility (42% better than other 2011 cars)
    • 2.0% fail on Washers
    • 0.29% fail on Wipers (88% better than other 2011 cars)
    • 0.19% fail on View to rear
      • 0.096% fail on Mirrors
      • 0.096% fail on Indirect vision devices
    • 0.096% fail on Driver's view
    • 0.096% fail on Bonnet
    • 0.096% fail on Condition of glass
      • 0.096% fail on Windscreen
  • 2.2% fail on Suspension (74% better than other 2011 cars)
    • 1.6% fail on Springs (49% better than other 2011 cars)
      • 1.6% fail on Coil springs (49% better than other 2011 cars)
        • 1.6% fail on Coil spring (49% better than other 2011 cars)
    • 0.39% fail on Shock absorbers
    • 0.19% fail on Suspension arms (93% better than other 2011 cars)
      • 0.096% fail on Pins and bushes
      • 0.096% fail on Ball joint dust cover
    • 0.096% fail on Wheel bearings
  • 2.2% fail on Noise, emissions and leaks
    • 2.2% fail on Exhaust emissions
      • 1.4% fail on Spark ignition
        • 0.96% fail on Malfunction indicator lamp
        • 0.29% fail on Catalyst emissions
        • 0.19% fail on Emissions not tested
      • 0.77% fail on Compression ignition
        • 0.67% fail on Malfunction indicator lamp
        • 0.096% fail on Pre 01/07/2008 Non turbo
  • 0.77% fail on Body, chassis, structure (67% better than other 2011 cars)
    • 0.39% fail on Exhaust system
    • 0.19% fail on Transmission (79% better than other 2011 cars)
      • 0.19% fail on Drive shafts
        • 0.19% fail on Joints
    • 0.096% fail on Fuel system
      • 0.096% fail on Fuel cap/sealing device
    • 0.096% fail on Engine mounting
      • 0.096% fail on Bracket
    • 0.096% fail on Doors
      • 0.096% fail on Driver's door
        • 0.096% fail on Door condition
  • 0.67% fail on Seat belts and supplementary restraint systems
    • 0.39% fail on Seat belts
      • 0.39% fail on Condition
    • 0.29% fail on SRS malfunction indicator lamp
  • 0.29% fail on Road Wheels
    • 0.19% fail on Attachment
    • 0.096% fail on Condition
  • 0.19% fail on Identification of the vehicle
    • 0.19% fail on Registration plates
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