Mercedes-Benz CLA MOT Results

Registered in 1999
51.6% pass rate
from 95 tests in 2017
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 CLA is unusually good or bad.

  • 29% fail on Lamps, Reflectors and Electrical Equipment
    • 9.5% fail on Headlamps
      • 7.4% fail on Headlamp
      • 1.1% fail on Headlamp defects which do require an aim check on retest
        • 1.1% fail on Headlamp cleaning device
      • 1.1% fail on Dipswitch
    • 9.5% fail on Headlamp aim
    • 8.4% fail on Position lamps
      • 6.3% fail on Front lamps
      • 2.1% fail on Rear lamps
    • 5.3% fail on Direction indicators
      • 5.3% fail on Flashing type
        • 5.3% fail on Side repeaters (5 times worse than other 1999 cars)
    • 4.2% fail on Registration plate lamp
    • 3.2% fail on Rear fog lamp
      • 2.1% fail on Fog lamp
      • 2.1% fail on Switch (27 times worse than other 1999 cars)
      • 1.1% fail on Tell tale
    • 3.2% fail on Stop lamp
    • 3.2% fail on Horn (5 times worse than other 1999 cars)
    • 1.1% fail on Outline marker lamps
      • 1.1% fail on Rear lamps
  • 21% fail on Brakes
    • 9.5% fail on Brake performance
      • 3.2% fail on Front wheels
      • 3.2% fail on Parking brake performance
      • 2.1% fail on Rear wheels
      • 2.1% fail on Service brake performance
      • 1.1% fail on Brake performance not tested
    • 7.4% fail on Hydraulic systems
      • 7.4% fail on Components
        • 6.3% fail on Pipes
        • 2.1% fail on Hoses
        • 1.1% fail on Valves
    • 2.1% fail on Air and vacuum systems (48 times worse than other 1999 cars)
      • 2.1% fail on Leaks (187 times worse than other 1999 cars)
    • 2.1% fail on Hub components
      • 2.1% fail on Brake pads
    • 1.1% fail on Electronic stability system
    • 1.1% fail on Parking brake
      • 1.1% fail on Condition
    • 1.1% fail on Mechanical components
      • 1.1% fail on Cable
    • 1.1% fail on ABS
  • 11% fail on Suspension (51% better than other 1999 cars)
    • 2.1% fail on Coil springs
      • 2.1% fail on Condition
    • 2.1% fail on Shock absorbers
      • 2.1% fail on Condition
    • 2.1% fail on Prescribed areas
      • 2.1% fail on Component mounting
      • 1.1% fail on Spring mounting
      • 1.1% fail on Subframe mounting
    • 1.1% fail on Leaf springs
      • 1.1% fail on Anchor bracket
    • 1.1% fail on Air suspension
      • 1.1% fail on Operation
      • 1.1% fail on Bellows
    • 1.1% fail on Suspension arms
      • 1.1% fail on Pins/bushes/ball joints
    • 1.1% fail on Anti-roll bars
      • 1.1% fail on Linkage pins/bushes/ball joints
  • 9.5% fail on Driver's view of the road
    • 6.3% fail on Wipers
    • 1.1% fail on Windscreen
    • 1.1% fail on Washers
    • 1.1% fail on Mirrors
  • 7.4% fail on Tyres
    • 5.3% fail on Condition
    • 2.1% fail on Tread depth
  • 6.3% fail on Body, Structure and General Items
    • 4.2% fail on Body condition
    • 1.1% fail on Speedometer
    • 1.1% fail on Seats
      • 1.1% fail on Passengers
  • 6.3% fail on Exhaust, Fuel and Emissions
    • 3.2% fail on Exhaust system
    • 2.1% fail on Emissions
    • 1.1% fail on Fuel system
      • 1.1% fail on Cap
  • 4.2% fail on Steering
    • 2.1% fail on Steering system
      • 1.1% fail on Steering rack
      • 1.1% fail on Drag link end
    • 1.1% fail on Steering operation
    • 1.1% fail on Power steering
      • 1.1% fail on Pipes and hoses
  • 1.1% fail on Road Wheels
    • 1.1% fail on Attachment
  • 1.1% fail on Seat Belts and Supplementary Restraint Systems
    • 1.1% fail on Seat belts
      • 1.1% fail on Prescribed areas
  • 1.1% fail on Registration plates and VIN
    • 1.1% fail on Registration plate

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