Mercedes-Benz A-Class MOT Results

Registered in 2009
68.3% pass rate
from 2,054 tests in 2020
(15% better than other 2009 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 2009 cars and highlighted areas where the Mercedes-Benz A-Class is unusually good or bad.

  • 12% fail on Lamps, reflectors and electrical equipment (4.5% better than other 2009 cars)
    • 3.9% fail on Headlamp aim (26% worse than other 2009 cars)
      • 3.7% fail on Headlamp aim (31% worse than other 2009 cars)
      • 0.24% fail on Headlamp aim not tested (23% better than other 2009 cars)
    • 3.1% fail on Headlamps (4.6% better than other 2009 cars)
      • 3.1% fail on Headlamp (0.31% better than other 2009 cars)
    • 2.6% fail on Direction indicators (39% worse than other 2009 cars)
      • 2.6% fail on Flashing type (39% worse than other 2009 cars)
        • 2.3% fail on Side repeaters (2 times worse than other 2009 cars)
        • 0.34% fail on Individual direction indicators (71% better than other 2009 cars)
    • 2.4% fail on Electrical equipment (4 times worse than other 2009 cars)
      • 2.4% fail on Horn (7 times worse than other 2009 cars)
    • 1.1% fail on Registration plate lamp(s) (49% better than other 2009 cars)
    • 0.58% fail on Stop lamp (84% better than other 2009 cars)
    • 0.19% fail on Position lamps (51% worse than other 2009 cars)
      • 0.19% fail on Position lamp (63% worse than other 2009 cars)
    • 0.19% fail on Front and rear fog lamps (68% better than other 2009 cars)
      • 0.19% fail on Rear fog lamp (68% better than other 2009 cars)
        • 0.15% fail on Rear fog lamp (76% better than other 2009 cars)
        • 0.049% fail on Switch
    • 0.049% fail on Reversing lamps
      • 0.049% fail on Reversing lamps
  • 8.4% fail on Brakes (0.88% better than other 2009 cars)
    • 3.8% fail on Rigid brake pipes (3 times worse than other 2009 cars)
    • 3.3% fail on Brake performance (24% better than other 2009 cars)
      • 1.7% fail on Parking brake efficiency (sp) (8.4% better than other 2009 cars)
        • 1.7% fail on Rbt (sp) (3.4% better than other 2009 cars)
      • 0.88% fail on Service brake performance (62% better than other 2009 cars)
        • 0.88% fail on Rbt (61% better than other 2009 cars)
          • 0.73% fail on Service brake performance (62% better than other 2009 cars)
          • 0.24% fail on Service brake imbalance (46% better than other 2009 cars)
      • 0.68% fail on Service Brake Efficiency (sp) (27% worse than other 2009 cars)
        • 0.68% fail on Rbt (sp) (30% worse than other 2009 cars)
          • 0.44% fail on Service brake imbalance (3.3% better than other 2009 cars)
          • 0.29% fail on Service brake performance (160% worse than other 2009 cars)
      • 0.58% fail on Parking brake performance (26% better than other 2009 cars)
        • 0.58% fail on Rbt (23% better than other 2009 cars)
          • 0.58% fail on Parking brake performance (14% better than other 2009 cars)
      • 0.39% fail on Brake performance not tested (180% worse than other 2009 cars)
    • 2.7% fail on Mechanical brake components (18% better than other 2009 cars)
      • 2.2% fail on Brake linings and pads (5.5% better than other 2009 cars)
        • 2.2% fail on Brake pads (4.8% better than other 2009 cars)
      • 0.68% fail on Brake discs and drums (43% better than other 2009 cars)
        • 0.68% fail on Brake discs (43% better than other 2009 cars)
      • 0.097% fail on Brake cables, rods, levers and linkages (18% better than other 2009 cars)
        • 0.049% fail on Cable
        • 0.049% fail on Lever
    • 0.39% fail on Parking brake control (5.9% worse than other 2009 cars)
      • 0.39% fail on Lever (20% worse than other 2009 cars)
    • 0.29% fail on Service brake pedal or hand lever (11% better than other 2009 cars)
      • 0.29% fail on Hand lever (38% worse than other 2009 cars)
    • 0.15% fail on ABS / EBS / ESC (74% better than other 2009 cars)
      • 0.097% fail on Anti-lock braking system (79% better than other 2009 cars)
      • 0.049% fail on Electronic stability control
    • 0.049% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.049% fail on Hydraulic brake callipers
  • 7.6% fail on Suspension (43% better than other 2009 cars)
    • 3.6% fail on Springs (19% better than other 2009 cars)
      • 3.6% fail on Coil springs (19% better than other 2009 cars)
        • 3.6% fail on Coil spring (19% better than other 2009 cars)
    • 2.2% fail on Shock absorbers (46% worse than other 2009 cars)
    • 2.2% fail on Suspension arms (50% better than other 2009 cars)
      • 1.9% fail on Ball joint (6.8% better than other 2009 cars)
      • 0.19% fail on Pins and bushes (90% better than other 2009 cars)
      • 0.097% fail on Ball joint dust cover (80% better than other 2009 cars)
    • 0.24% fail on Anti-roll bars (93% better than other 2009 cars)
      • 0.097% fail on Ball joint (75% better than other 2009 cars)
      • 0.097% fail on Linkage ball joint dust cover (92% better than other 2009 cars)
      • 0.049% fail on Linkage ball joints
    • 0.15% fail on Other suspension component (45% better than other 2009 cars)
      • 0.097% fail on Ball joint (30% better than other 2009 cars)
      • 0.049% fail on Ball joint dust cover
    • 0.097% fail on Wheel bearings (84% better than other 2009 cars)
    • 0.049% fail on Macpherson strut
      • 0.049% fail on Macpherson strut
    • 0.049% fail on Suspension rods
      • 0.049% fail on Ball joint dust cover
  • 5.0% fail on Visibility (12% better than other 2009 cars)
    • 3.6% fail on Washers (35% worse than other 2009 cars)
    • 1.4% fail on Wipers (50% better than other 2009 cars)
    • 0.24% fail on Bonnet (74% worse than other 2009 cars)
    • 0.24% fail on View to rear (43% worse than other 2009 cars)
      • 0.24% fail on Mirrors (45% worse than other 2009 cars)
    • 0.049% fail on Condition of glass
      • 0.049% fail on Windscreen
  • 3.9% fail on Tyres (41% better than other 2009 cars)
    • 2.1% fail on Tread depth (47% better than other 2009 cars)
    • 1.8% fail on Condition (41% better than other 2009 cars)
    • 0.19% fail on Size/type (0.71% worse than other 2009 cars)
  • 3.6% fail on Body, chassis, structure (17% better than other 2009 cars)
    • 2.4% fail on Transmission (37% worse than other 2009 cars)
      • 2.4% fail on Drive shafts (41% worse than other 2009 cars)
        • 2.3% fail on Joints (39% worse than other 2009 cars)
        • 0.049% fail on Drive shaft
      • 0.049% fail on Prop shafts
        • 0.049% fail on Joints
    • 0.58% fail on Exhaust system (69% better than other 2009 cars)
    • 0.24% fail on Fuel system (31% worse than other 2009 cars)
      • 0.15% fail on Fuel cap/sealing device (40% worse than other 2009 cars)
      • 0.097% fail on Tank (160% worse than other 2009 cars)
    • 0.24% fail on Engine mounting (4 times worse than other 2009 cars)
      • 0.24% fail on Engine mounting condition (6 times worse than other 2009 cars)
    • 0.097% fail on Body (2.8% better than other 2009 cars)
      • 0.049% fail on Panel
      • 0.049% fail on Other body component
    • 0.097% fail on Doors (56% better than other 2009 cars)
      • 0.049% fail on Driver's door
        • 0.049% fail on Door condition
      • 0.049% fail on Front passenger's door
        • 0.049% fail on Door condition
  • 3.1% fail on Noise, emissions and leaks (22% better than other 2009 cars)
    • 2.9% fail on Exhaust emissions (21% better than other 2009 cars)
      • 1.9% fail on Spark ignition (20% better than other 2009 cars)
        • 1.6% fail on Malfunction indicator lamp (47% worse than other 2009 cars)
        • 0.29% fail on Emissions not tested (13% better than other 2009 cars)
        • 0.049% fail on Catalyst emissions
      • 1.0% fail on Compression ignition (26% better than other 2009 cars)
        • 0.73% fail on On or after 01/07/2008 (1.4% better than other 2009 cars)
        • 0.24% fail on Malfunction indicator lamp (49% better than other 2009 cars)
        • 0.049% fail on Pre 01/07/2008 Turbo
    • 0.15% fail on Fluid leaks (43% better than other 2009 cars)
      • 0.097% fail on Other leaks (3 times worse than other 2009 cars)
      • 0.049% fail on Engine oil leaks
  • 1.2% fail on Seat belts and supplementary restraint systems (33% worse than other 2009 cars)
    • 0.97% fail on SRS malfunction indicator lamp (93% worse than other 2009 cars)
    • 0.24% fail on Seat belts (39% better than other 2009 cars)
      • 0.24% fail on Condition (24% better than other 2009 cars)
  • 0.44% fail on Steering (78% better than other 2009 cars)
    • 0.19% fail on Steering gear (23% better than other 2009 cars)
      • 0.19% fail on Steering rack (20% better than other 2009 cars)
    • 0.19% fail on Steering linkage components (88% better than other 2009 cars)
      • 0.097% fail on Ball joint (15% worse than other 2009 cars)
      • 0.097% fail on Track rod end (93% better than other 2009 cars)
    • 0.049% fail on Steering play
      • 0.049% fail on Steering rack
  • 0.19% fail on Identification of the vehicle (57% better than other 2009 cars)
    • 0.19% fail on Registration plates (57% better than other 2009 cars)
  • 0.15% fail on Road Wheels (67% better than other 2009 cars)
    • 0.097% fail on Attachment (69% better than other 2009 cars)
    • 0.049% fail on Condition
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