Mercedes-Benz A-Class MOT Results

Registered in 2012
74.0% pass rate
from 845 tests in 2020
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 2012 cars and highlighted areas where the Mercedes-Benz A-Class is unusually good or bad.

  • 10% fail on Lamps, reflectors and electrical equipment
    • 4.4% fail on Headlamp aim (86% worse than other 2012 cars)
      • 4.3% fail on Headlamp aim (94% worse than other 2012 cars)
      • 0.12% fail on Headlamp aim not tested
    • 3.6% fail on Direction indicators (170% worse than other 2012 cars)
      • 3.6% fail on Flashing type (170% worse than other 2012 cars)
        • 3.1% fail on Side repeaters (4 times worse than other 2012 cars)
        • 0.59% fail on Individual direction indicators
    • 2.7% fail on Headlamps
      • 2.5% fail on Headlamp
      • 0.12% fail on Headlamp levelling device
      • 0.12% fail on Headlamp cleaning device
    • 0.47% fail on Stop lamp (74% better than other 2012 cars)
    • 0.36% fail on Position lamps
      • 0.36% fail on Position lamp
    • 0.36% fail on Reversing lamps
      • 0.24% fail on Reversing lamps
      • 0.12% fail on Reversing lamp switch
    • 0.12% fail on Electrical equipment
      • 0.12% fail on Horn
  • 6.7% fail on Brakes
    • 3.9% fail on Mechanical brake components
      • 3.4% fail on Brake linings and pads
        • 3.2% fail on Brake pads
        • 0.24% fail on Brake linings (15 times worse than other 2012 cars)
      • 0.95% fail on Brake discs and drums
        • 0.95% fail on Brake discs
    • 2.5% fail on Brake performance
      • 1.2% fail on Service brake performance
        • 1.2% fail on Rbt
          • 0.95% fail on Service brake performance
          • 0.24% fail on Service brake imbalance
      • 1.1% fail on Service Brake Efficiency (sp) (2 times worse than other 2012 cars)
        • 1.1% fail on Rbt (sp) (3 times worse than other 2012 cars)
          • 0.83% fail on Service brake performance (6 times worse than other 2012 cars)
          • 0.24% fail on Service brake imbalance
      • 0.36% fail on Parking brake efficiency (sp)
        • 0.36% fail on Rbt (sp)
      • 0.12% fail on Brake performance not tested
      • 0.12% fail on Parking brake performance
        • 0.12% fail on Rbt
          • 0.12% fail on Parking brake performance
    • 0.24% fail on Parking brake control
      • 0.24% fail on Lever
    • 0.24% fail on Rigid brake pipes
    • 0.12% fail on Service brake pedal or hand lever
      • 0.12% fail on Hand lever
    • 0.12% fail on Hydraulic systems
      • 0.12% fail on Brake fluid
    • 0.12% fail on ABS / EBS / ESC
      • 0.12% fail on Anti-lock braking system
  • 4.6% fail on Suspension
    • 3.4% fail on Springs
      • 3.4% fail on Coil springs
        • 3.4% fail on Coil spring
    • 1.1% fail on Suspension arms
      • 0.95% fail on Ball joint
      • 0.12% fail on Pins and bushes
      • 0.12% fail on Ball joint dust cover
    • 0.24% fail on Wheel bearings
    • 0.12% fail on Other suspension component
      • 0.12% fail on Ball joint
  • 4.1% fail on Tyres
    • 2.6% fail on Condition
    • 1.3% fail on Tread depth (59% better than other 2012 cars)
    • 0.36% fail on Size/type
  • 3.0% fail on Visibility
    • 2.0% fail on Washers
    • 0.95% fail on Wipers (58% better than other 2012 cars)
    • 0.12% fail on Driver's view
    • 0.12% fail on Condition of glass
      • 0.12% fail on Windscreen
  • 1.3% fail on Body, chassis, structure
    • 0.95% fail on Transmission
      • 0.95% fail on Drive shafts
        • 0.95% fail on Joints
    • 0.12% fail on Fuel system
      • 0.12% fail on System
    • 0.12% fail on Engine mounting
      • 0.12% fail on Engine mounting condition
    • 0.12% fail on Doors
      • 0.12% fail on Front passenger's door
        • 0.12% fail on Door condition
  • 1.3% fail on Noise, emissions and leaks
    • 1.3% fail on Exhaust emissions
      • 0.71% fail on Spark ignition
        • 0.71% fail on Malfunction indicator lamp
        • 0.12% fail on Catalyst emissions
      • 0.59% fail on Compression ignition
        • 0.36% fail on Malfunction indicator lamp
        • 0.12% fail on On or after 01/07/2008
        • 0.12% fail on Emissions not tested
  • 0.95% fail on Seat belts and supplementary restraint systems
    • 0.83% fail on SRS malfunction indicator lamp (190% worse than other 2012 cars)
    • 0.12% fail on Airbags
      • 0.12% fail on Drivers airbag
      • 0.12% fail on Passengers airbag
  • 0.71% fail on Identification of the vehicle
    • 0.59% fail on Registration plates
    • 0.12% fail on Vehicle Identification Number
  • 0.24% fail on Road Wheels
    • 0.24% fail on Attachment
Read the Honest John Review

Search Good Garages