Mercedes-Benz A-Class MOT Results

Registered in 1999
45.4% pass rate
from 612 tests in 2017
(12% worse than other 1999 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 1999 cars and highlighted areas where the Mercedes-Benz A-Class is unusually good or bad.

  • 37% fail on Lamps, Reflectors and Electrical Equipment (53% worse than other 1999 cars)
    • 13% fail on Registration plate lamp (120% worse than other 1999 cars)
    • 11% fail on Headlamps (170% worse than other 1999 cars)
      • 10% fail on Headlamp (150% worse than other 1999 cars)
      • 0.65% fail on Switch (14 times worse than other 1999 cars)
      • 0.65% fail on Dipswitch (30 times worse than other 1999 cars)
      • 0.49% fail on Headlamp defects which do require an aim check on retest (8 times worse than other 1999 cars)
        • 0.33% fail on Main beam 'tell-tale' (18 times worse than other 1999 cars)
        • 0.16% fail on Headlamp levelling device
    • 11% fail on Headlamp aim (64% worse than other 1999 cars)
    • 8.7% fail on Stop lamp (55% worse than other 1999 cars)
    • 8.5% fail on Position lamps
      • 7.8% fail on Front lamps (66% worse than other 1999 cars)
      • 0.98% fail on Rear lamps
      • 0.16% fail on All position lamps
    • 6.2% fail on Direction indicators (120% worse than other 1999 cars)
      • 6.2% fail on Flashing type (120% worse than other 1999 cars)
        • 3.1% fail on Side repeaters (3 times worse than other 1999 cars)
        • 2.1% fail on Individual lamps
        • 1.3% fail on All direction indicators (2 times worse than other 1999 cars)
        • 0.49% fail on Switch (9 times worse than other 1999 cars)
    • 0.98% fail on Rear fog lamp
      • 0.82% fail on Fog lamp
      • 0.16% fail on Tell tale
    • 0.98% fail on Horn
    • 0.65% fail on Headlamp aim not tested (3 times worse than other 1999 cars)
    • 0.33% fail on Electrical wiring
    • 0.16% fail on Battery
  • 29% fail on Suspension (33% worse than other 1999 cars)
    • 8.0% fail on Suspension arms (94% worse than other 1999 cars)
      • 7.2% fail on Pins/bushes/ball joints (85% worse than other 1999 cars)
      • 0.49% fail on Attachment (3 times worse than other 1999 cars)
      • 0.33% fail on Condition
    • 7.4% fail on Coil springs (160% worse than other 1999 cars)
      • 7.4% fail on Condition (170% worse than other 1999 cars)
    • 6.5% fail on Shock absorbers (3 times worse than other 1999 cars)
      • 6.5% fail on Condition (3 times worse than other 1999 cars)
    • 4.2% fail on Drive shafts
      • 4.1% fail on Front drive shafts
        • 4.1% fail on Constant velocity joints
      • 0.16% fail on Any drive shaft which is part of the suspension
        • 0.16% fail on Drive shafts
    • 3.6% fail on Prescribed areas (41% better than other 1999 cars)
      • 2.8% fail on Component mounting
      • 0.82% fail on Subframe mounting
    • 3.4% fail on Anti-roll bars
      • 2.9% fail on Linkage pins/bushes/ball joints
      • 0.16% fail on Condition
      • 0.16% fail on Pins/bushes/ball joints
      • 0.16% fail on Linkage condition
    • 2.9% fail on Sub-frames (5 times worse than other 1999 cars)
      • 2.3% fail on Condition (7 times worse than other 1999 cars)
      • 0.49% fail on Attachment (7 times worse than other 1999 cars)
      • 0.33% fail on Pins/bushes/ball joints
    • 2.1% fail on Radius arms (13 times worse than other 1999 cars)
      • 2.1% fail on Pins/bushes/ball joints (15 times worse than other 1999 cars)
    • 1.3% fail on Front suspension joints
    • 1.1% fail on Trailing arms
      • 0.82% fail on Pins/bushes/ball joints
      • 0.33% fail on Attachment (12 times worse than other 1999 cars)
    • 0.65% fail on Wheel bearings
      • 0.49% fail on Rear
      • 0.16% fail on Front
    • 0.49% fail on Macpherson strut
      • 0.49% fail on Condition
  • 17% fail on Brakes
    • 8.5% fail on Hydraulic systems
      • 8.2% fail on Components
        • 6.2% fail on Pipes
        • 2.8% fail on Hoses
        • 0.16% fail on Cylinders
      • 0.49% fail on Leaks
      • 0.16% fail on Brake fluid warning lamp
    • 7.5% fail on Brake performance
      • 3.4% fail on Parking brake performance
      • 2.8% fail on Front wheels
      • 2.8% fail on Rear wheels
      • 2.0% fail on Service brake performance
      • 0.16% fail on Brake imbalance
      • 0.16% fail on Brake operation
    • 1.6% fail on ABS
    • 1.3% fail on Hub components
      • 1.1% fail on Brake pads
      • 0.16% fail on Wheel cylinder
    • 0.82% fail on Parking brake
      • 0.82% fail on Condition
    • 0.65% fail on Electronic stability system (2 times worse than other 1999 cars)
    • 0.16% fail on Service brake control components
      • 0.16% fail on Pedal
        • 0.16% fail on Condition
  • 12% fail on Driver's view of the road
    • 7.7% fail on Wipers
    • 3.4% fail on Washers
    • 0.98% fail on Windscreen
    • 0.49% fail on Mirrors
    • 0.16% fail on Bonnet
  • 10% fail on Tyres
    • 6.2% fail on Condition (76% worse than other 1999 cars)
    • 3.8% fail on Tread depth
    • 0.33% fail on Size/type
    • 0.33% fail on Valve stem
  • 9.3% fail on Exhaust, Fuel and Emissions
    • 4.4% fail on Emissions
    • 3.1% fail on Exhaust system
    • 2.5% fail on Fuel system (150% worse than other 1999 cars)
      • 1.8% fail on Cap (4 times worse than other 1999 cars)
      • 0.65% fail on System
      • 0.16% fail on Pipe
    • 0.33% fail on Emissions not tested
  • 2.5% fail on Body, Structure and General Items
    • 0.98% fail on Body condition
    • 0.82% fail on Doors
      • 0.82% fail on Passengers other
    • 0.49% fail on Vehicle structure
      • 0.49% fail on Chassis
    • 0.16% fail on Seats
      • 0.16% fail on Drivers
  • 2.5% fail on Registration plates and VIN
    • 2.5% fail on Registration plate
  • 1.8% fail on Road Wheels (3 times worse than other 1999 cars)
    • 1.8% fail on Attachment (5 times worse than other 1999 cars)
    • 0.16% fail on Condition
  • 1.3% fail on Steering (71% better than other 1999 cars)
    • 0.65% fail on Steering system (83% better than other 1999 cars)
      • 0.33% fail on Ball joint
      • 0.16% fail on Steering rack
      • 0.16% fail on Steering arm
    • 0.33% fail on Power steering
      • 0.16% fail on Electronic power steering
      • 0.16% fail on Operation
    • 0.16% fail on Steering control
      • 0.16% fail on Steering column
    • 0.16% fail on Steering operation
  • 1.3% fail on Seat Belts and Supplementary Restraint Systems (76% better than other 1999 cars)
    • 1.1% fail on Supplementary restraint systems
      • 1.1% fail on SRS Malfunction Indicator Lamp
    • 0.16% fail on Seat belts
      • 0.16% fail on Condition

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