Mercedes-Benz A-Class MOT Results

Registered in 2008
64.0% pass rate
from 2,774 tests in 2020
(12% better than other 2008 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 2008 cars and highlighted areas where the Mercedes-Benz A-Class is unusually good or bad.

  • 14% fail on Lamps, reflectors and electrical equipment (12% better than other 2008 cars)
    • 4.2% fail on Stop lamp
    • 4.1% fail on Headlamp aim
      • 4.0% fail on Headlamp aim
      • 0.14% fail on Headlamp aim not tested
    • 2.9% fail on Headlamps
      • 2.9% fail on Headlamp
      • 0.036% fail on Headlamp levelling device
    • 1.7% fail on Direction indicators
      • 1.7% fail on Flashing type
        • 1.3% fail on Side repeaters (110% worse than other 2008 cars)
        • 0.40% fail on Individual direction indicators (70% better than other 2008 cars)
    • 1.4% fail on Electrical equipment (140% worse than other 2008 cars)
      • 1.4% fail on Horn (3 times worse than other 2008 cars)
    • 0.79% fail on Registration plate lamp(s) (67% better than other 2008 cars)
    • 0.76% fail on Position lamps (74% better than other 2008 cars)
      • 0.72% fail on Position lamp (75% better than other 2008 cars)
      • 0.036% fail on All position lamps
    • 0.22% fail on Front and rear fog lamps
      • 0.22% fail on Rear fog lamp
        • 0.22% fail on Rear fog lamp
  • 10% fail on Brakes
    • 4.3% fail on Rigid brake pipes (2 times worse than other 2008 cars)
    • 4.0% fail on Brake performance
      • 2.0% fail on Parking brake efficiency (sp)
        • 2.0% fail on Rbt (sp)
      • 1.2% fail on Service brake performance (47% better than other 2008 cars)
        • 1.1% fail on Rbt (49% better than other 2008 cars)
          • 0.87% fail on Service brake performance (53% better than other 2008 cars)
          • 0.25% fail on Service brake imbalance
        • 0.072% fail on Decelerometer (5 times worse than other 2008 cars)
          • 0.036% fail on Service brake performance
          • 0.036% fail on Service brake performance (Trikes, quads and pre-68 vehicles)
      • 1.0% fail on Service Brake Efficiency (sp) (88% worse than other 2008 cars)
        • 1.0% fail on Rbt (sp) (92% worse than other 2008 cars)
          • 0.65% fail on Service brake performance (3 times worse than other 2008 cars)
          • 0.36% fail on Service brake imbalance
      • 0.47% fail on Parking brake performance (49% better than other 2008 cars)
        • 0.47% fail on Rbt
          • 0.47% fail on Parking brake performance
      • 0.072% fail on Brake performance not tested
    • 2.8% fail on Mechanical brake components
      • 2.5% fail on Brake linings and pads
        • 2.5% fail on Brake pads
      • 0.68% fail on Brake discs and drums
        • 0.68% fail on Brake discs
    • 0.68% fail on Service brake pedal or hand lever (87% worse than other 2008 cars)
      • 0.61% fail on Hand lever (170% worse than other 2008 cars)
      • 0.11% fail on Pedal
    • 0.54% fail on Parking brake control
      • 0.54% fail on Lever
    • 0.40% fail on ABS / EBS / ESC
      • 0.22% fail on Anti-lock braking system
      • 0.22% fail on Electronic stability control
    • 0.036% fail on Hydraulic systems
      • 0.036% fail on Brake fluid
    • 0.036% fail on Other components and prescribed areas
      • 0.036% fail on Other components
  • 9.0% fail on Suspension (37% better than other 2008 cars)
    • 4.7% fail on Springs
      • 4.7% fail on Coil springs
        • 4.7% fail on Coil spring
    • 2.3% fail on Shock absorbers (41% worse than other 2008 cars)
    • 2.2% fail on Suspension arms (51% better than other 2008 cars)
      • 1.9% fail on Ball joint
      • 0.18% fail on Pins and bushes (92% better than other 2008 cars)
      • 0.14% fail on Ball joint dust cover (70% better than other 2008 cars)
      • 0.036% fail on Suspension arm
    • 0.22% fail on Anti-roll bars (94% better than other 2008 cars)
      • 0.14% fail on Linkage ball joint dust cover (89% better than other 2008 cars)
      • 0.072% fail on Ball joint dust cover (88% better than other 2008 cars)
    • 0.14% fail on Wheel bearings (81% better than other 2008 cars)
    • 0.14% fail on Other suspension component
      • 0.14% fail on Ball joint
    • 0.036% fail on Sub-frames
      • 0.036% fail on Sub-frame mounting prescribed areas
  • 6.3% fail on Visibility
    • 4.7% fail on Washers (63% worse than other 2008 cars)
    • 1.6% fail on Wipers (45% better than other 2008 cars)
    • 0.18% fail on View to rear
      • 0.14% fail on Mirrors
      • 0.036% fail on Indirect vision devices
    • 0.11% fail on Bonnet
    • 0.072% fail on Driver's view
    • 0.036% fail on Condition of glass
      • 0.036% fail on Windscreen
  • 4.5% fail on Body, chassis, structure
    • 2.8% fail on Transmission
      • 2.6% fail on Drive shafts
        • 2.6% fail on Joints
        • 0.036% fail on Flexible couplings
      • 0.22% fail on Prop shafts
        • 0.22% fail on Joints
    • 0.72% fail on Exhaust system (66% better than other 2008 cars)
    • 0.43% fail on Engine mounting (7 times worse than other 2008 cars)
      • 0.40% fail on Engine mounting condition (10 times worse than other 2008 cars)
      • 0.036% fail on Bracket
    • 0.29% fail on Fuel system
      • 0.22% fail on Fuel cap/sealing device
      • 0.036% fail on Tank
      • 0.036% fail on Pipe
    • 0.18% fail on Body
      • 0.14% fail on Other body component
      • 0.036% fail on Panel
    • 0.11% fail on Doors
      • 0.036% fail on Driver's door
        • 0.036% fail on Door condition
      • 0.036% fail on Front passenger's door
        • 0.036% fail on Hinge
      • 0.036% fail on Other passenger's door
        • 0.036% fail on Door condition
    • 0.072% fail on Bumpers
  • 4.3% fail on Tyres (40% better than other 2008 cars)
    • 2.2% fail on Tread depth (48% better than other 2008 cars)
    • 1.9% fail on Condition (37% better than other 2008 cars)
    • 0.25% fail on Size/type
  • 3.4% fail on Noise, emissions and leaks (34% better than other 2008 cars)
    • 3.3% fail on Exhaust emissions (30% better than other 2008 cars)
      • 2.1% fail on Spark ignition (32% better than other 2008 cars)
        • 1.6% fail on Malfunction indicator lamp
        • 0.47% fail on Catalyst emissions (67% better than other 2008 cars)
        • 0.11% fail on Emissions not tested
      • 1.3% fail on Compression ignition
        • 0.61% fail on On or after 01/07/2008
        • 0.36% fail on Malfunction indicator lamp
        • 0.22% fail on Pre 01/07/2008 Turbo
        • 0.11% fail on Emissions not tested
        • 0.036% fail on On or after 01/01/2014
    • 0.036% fail on Noise suppression
      • 0.036% fail on Undertray
    • 0.036% fail on Fluid leaks
      • 0.036% fail on Engine oil leaks
  • 1.7% fail on Seat belts and supplementary restraint systems
    • 1.5% fail on SRS malfunction indicator lamp (120% worse than other 2008 cars)
    • 0.22% fail on Seat belts (62% better than other 2008 cars)
      • 0.22% fail on Condition
    • 0.036% fail on Airbags
      • 0.036% fail on Drivers airbag
  • 0.36% fail on Steering (84% better than other 2008 cars)
    • 0.18% fail on Steering gear
      • 0.18% fail on Steering rack
    • 0.18% fail on Steering linkage components (90% better than other 2008 cars)
      • 0.11% fail on Ball joint
      • 0.072% fail on Track rod end (95% better than other 2008 cars)
  • 0.29% fail on Identification of the vehicle
    • 0.29% fail on Registration plates
  • 0.072% fail on Road Wheels (86% better than other 2008 cars)
    • 0.036% fail on Condition
    • 0.036% fail on Attachment
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