Mercedes-Benz CLA MOT Results

Registered in 2008
69.1% pass rate
from 178 tests in 2020
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 CLA is unusually good or bad.

  • 13% fail on Lamps, reflectors and electrical equipment
    • 5.1% fail on Position lamps
      • 5.1% fail on Position lamp
    • 3.4% fail on Headlamp aim
      • 2.8% fail on Headlamp aim
      • 0.56% fail on Headlamp aim not tested
    • 2.2% fail on Headlamps
      • 2.2% fail on Headlamp
    • 2.2% fail on Direction indicators
      • 2.2% fail on Flashing type
        • 1.7% fail on Side repeaters
        • 0.56% fail on Individual direction indicators
    • 2.2% fail on Registration plate lamp(s)
    • 1.7% fail on Front and rear fog lamps
      • 1.7% fail on Rear fog lamp
        • 1.7% fail on Rear fog lamp
    • 1.1% fail on Outline marker lamps (173 times worse than other 2008 cars)
      • 1.1% fail on Outline marker lamp (191 times worse than other 2008 cars)
    • 0.56% fail on Rear reflectors
  • 11% fail on Brakes
    • 7.3% fail on Brake performance
      • 4.5% fail on Parking brake efficiency (sp)
        • 4.5% fail on Rbt (sp)
      • 2.2% fail on Service brake performance
        • 2.2% fail on Rbt
          • 1.7% fail on Service brake imbalance
          • 0.56% fail on Service brake performance
      • 1.1% fail on Service Brake Efficiency (sp)
        • 1.1% fail on Rbt (sp)
          • 1.1% fail on Service brake performance (7 times worse than other 2008 cars)
      • 0.56% fail on Parking brake performance
        • 0.56% fail on Rbt
          • 0.56% fail on Parking brake performance
    • 1.7% fail on Rigid brake pipes
    • 1.7% fail on Mechanical brake components
      • 1.1% fail on Brake linings and pads
        • 1.1% fail on Brake pads
      • 0.56% fail on Brake discs and drums
        • 0.56% fail on Brake discs
    • 1.1% fail on Brake actuators (including spring brakes or hydraulic cylinders) (5 times worse than other 2008 cars)
      • 1.1% fail on Hydraulic brake callipers (8 times worse than other 2008 cars)
    • 1.1% fail on ABS / EBS / ESC
      • 1.1% fail on Anti-lock braking system
  • 7.3% fail on Suspension (49% better than other 2008 cars)
    • 3.4% fail on Suspension arms
      • 2.2% fail on Ball joint
      • 0.56% fail on Pins and bushes
      • 0.56% fail on Ball joint dust cover
    • 2.2% fail on Anti-roll bars
      • 1.7% fail on Pins and bushes (14 times worse than other 2008 cars)
      • 0.56% fail on Linkage pins and bushes
      • 0.56% fail on Linkage ball joint dust cover
    • 1.7% fail on Springs
      • 1.1% fail on Coil springs
        • 1.1% fail on Coil spring
      • 0.56% fail on Spring mounting prescribed areas
    • 0.56% fail on Shock absorbers
  • 5.6% fail on Body, chassis, structure
    • 2.2% fail on Exhaust system
    • 1.7% fail on Doors (4 times worse than other 2008 cars)
      • 1.1% fail on Other passenger's door (7 times worse than other 2008 cars)
        • 1.1% fail on Door condition (7 times worse than other 2008 cars)
      • 0.56% fail on Front passenger's door
        • 0.56% fail on Door condition
    • 1.1% fail on Transmission
      • 0.56% fail on Drive shafts
        • 0.56% fail on Joints
      • 0.56% fail on Prop shafts
        • 0.56% fail on Bearing housing
    • 0.56% fail on Integral vehicle structure
      • 0.56% fail on Integral vehicle structure condition
    • 0.56% fail on Fuel system
      • 0.56% fail on Hose
    • 0.56% fail on Body
      • 0.56% fail on Other body component
    • 0.56% fail on Seats
      • 0.56% fail on Passenger's seat
  • 5.6% fail on Tyres
    • 4.5% fail on Tread depth
    • 0.56% fail on Size/type
    • 0.56% fail on Condition
  • 3.9% fail on Steering
    • 3.9% fail on Steering linkage components
      • 3.9% fail on Track rod end
      • 0.56% fail on Ball joint
      • 0.56% fail on Intermediate drop arm
    • 0.56% fail on Power steering
      • 0.56% fail on Operation
      • 0.56% fail on Pipes and hoses
  • 3.9% fail on Visibility
    • 3.4% fail on Washers
    • 1.1% fail on Wipers
    • 0.56% fail on Bonnet
  • 3.4% fail on Noise, emissions and leaks
    • 2.8% fail on Exhaust emissions
      • 2.2% fail on Compression ignition
        • 1.7% fail on Malfunction indicator lamp
        • 0.56% fail on On or after 01/07/2008
      • 0.56% fail on Spark ignition
        • 0.56% fail on Catalyst emissions
    • 0.56% fail on Fluid leaks
      • 0.56% fail on Engine oil leaks
  • 1.1% fail on Seat belts and supplementary restraint systems
    • 0.56% fail on Seat belts
      • 0.56% fail on Condition
    • 0.56% fail on Airbags
      • 0.56% fail on Drivers airbag
  • 0.56% fail on Identification of the vehicle
    • 0.56% fail on Registration plates

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