Mercedes-Benz CLA MOT Results

Registered in 2016
85.3% pass rate
from 8,352 tests in 2020
(8.0% worse than other 2016 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 2016 cars and highlighted areas where the Mercedes-Benz CLA is unusually good or bad.

  • 6.3% fail on Tyres (78% worse than other 2016 cars)
    • 4.9% fail on Condition (170% worse than other 2016 cars)
    • 1.6% fail on Tread depth
    • 0.048% fail on Size/type
    • 0.024% fail on Tyre pressure monitoring system
  • 2.4% fail on Visibility
    • 1.4% fail on Wipers (23% better than other 2016 cars)
    • 0.77% fail on Washers
    • 0.13% fail on Condition of glass
      • 0.13% fail on Windscreen
    • 0.096% fail on Driver's view
    • 0.060% fail on View to rear
      • 0.060% fail on Mirrors
  • 2.0% fail on Lamps, reflectors and electrical equipment (42% better than other 2016 cars)
    • 1.3% fail on Headlamp aim (29% better than other 2016 cars)
      • 1.3% fail on Headlamp aim (27% better than other 2016 cars)
    • 0.37% fail on Direction indicators
      • 0.37% fail on Flashing type
        • 0.30% fail on Side repeaters
        • 0.048% fail on Individual direction indicators
        • 0.012% fail on All direction indicators
        • 0.012% fail on Switch
    • 0.23% fail on Headlamps (54% better than other 2016 cars)
      • 0.13% fail on Headlamp cleaning device
      • 0.12% fail on Headlamp (71% better than other 2016 cars)
    • 0.072% fail on Electrical equipment
      • 0.036% fail on Horn
      • 0.012% fail on Trailer electrical socket
      • 0.012% fail on Electrical wiring
      • 0.012% fail on Battery(ies)
    • 0.060% fail on Position lamps (66% better than other 2016 cars)
      • 0.048% fail on Position lamp (71% better than other 2016 cars)
      • 0.012% fail on All position lamps
    • 0.048% fail on Stop lamp (88% better than other 2016 cars)
    • 0.024% fail on Front and rear fog lamps (84% better than other 2016 cars)
      • 0.024% fail on Rear fog lamp (84% better than other 2016 cars)
        • 0.024% fail on Rear fog lamp (84% better than other 2016 cars)
    • 0.012% fail on Reversing lamps
      • 0.012% fail on Reversing lamps
    • 0.012% fail on Registration plate lamp(s)
  • 1.4% fail on Brakes (28% better than other 2016 cars)
    • 1.2% fail on Mechanical brake components
      • 1.0% fail on Brake linings and pads
        • 1.0% fail on Brake pads
      • 0.22% fail on Brake discs and drums
        • 0.22% fail on Brake discs
    • 0.26% fail on Brake performance
      • 0.19% fail on Service brake performance
        • 0.18% fail on Rbt
          • 0.14% fail on Service brake performance
          • 0.036% fail on Service brake imbalance
        • 0.012% fail on Plate brake tester
          • 0.012% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.036% fail on Parking brake efficiency (sp)
        • 0.036% fail on Rbt (sp)
      • 0.024% fail on Brake performance not tested
      • 0.024% fail on Service Brake Efficiency (sp)
        • 0.024% fail on Rbt (sp)
          • 0.012% fail on Service brake performance
          • 0.012% fail on Service brake imbalance
    • 0.024% fail on ABS / EBS / ESC
      • 0.024% fail on Electronic braking system (24 times worse than other 2016 cars)
    • 0.012% fail on Service brake pedal or hand lever
      • 0.012% fail on Pedal
    • 0.012% fail on Hydraulic systems
      • 0.012% fail on Brake fluid
    • 0.012% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.012% fail on Hydraulic brake callipers
    • 0.012% fail on Other components and prescribed areas
      • 0.012% fail on Other components
  • 0.74% fail on Identification of the vehicle (2 times worse than other 2016 cars)
    • 0.74% fail on Registration plates (2 times worse than other 2016 cars)
  • 0.67% fail on Road Wheels (3 times worse than other 2016 cars)
    • 0.53% fail on Condition (8 times worse than other 2016 cars)
    • 0.14% fail on Attachment
  • 0.55% fail on Noise, emissions and leaks
    • 0.53% fail on Exhaust emissions
      • 0.28% fail on Compression ignition
        • 0.26% fail on Malfunction indicator lamp (120% worse than other 2016 cars)
        • 0.012% fail on Emissions not tested
      • 0.25% fail on Spark ignition
        • 0.23% fail on Malfunction indicator lamp (91% worse than other 2016 cars)
        • 0.024% fail on Catalyst emissions
    • 0.024% fail on Noise suppression (5 times worse than other 2016 cars)
      • 0.024% fail on Undertray (6 times worse than other 2016 cars)
  • 0.42% fail on Seat belts and supplementary restraint systems (66% worse than other 2016 cars)
    • 0.31% fail on SRS malfunction indicator lamp (2 times worse than other 2016 cars)
    • 0.072% fail on Seat belts
      • 0.072% fail on Condition
    • 0.036% fail on Airbags (9 times worse than other 2016 cars)
      • 0.024% fail on Drivers airbag (7 times worse than other 2016 cars)
      • 0.012% fail on Passengers airbag
  • 0.24% fail on Suspension (61% better than other 2016 cars)
    • 0.14% fail on Suspension arms
      • 0.11% fail on Ball joint
      • 0.024% fail on Suspension arm
      • 0.012% fail on Ball joint dust cover
    • 0.060% fail on Springs
      • 0.060% fail on Coil springs
        • 0.060% fail on Coil spring
    • 0.036% fail on Anti-roll bars
      • 0.012% fail on Linkage
      • 0.012% fail on Linkage pins and bushes
      • 0.012% fail on Linkage ball joints
  • 0.14% fail on Body, chassis, structure
    • 0.048% fail on Bumpers
    • 0.036% fail on Transmission
      • 0.024% fail on Drive shafts
        • 0.024% fail on Joints
      • 0.012% fail on Prop shafts
        • 0.012% fail on Joints
    • 0.024% fail on Exhaust system
    • 0.024% fail on Body
      • 0.024% fail on Other body component
    • 0.012% fail on Seats
      • 0.012% fail on Passenger's seat
  • 0.060% fail on Steering
    • 0.036% fail on Steering gear
      • 0.036% fail on Steering rack
    • 0.012% fail on Steering linkage components
      • 0.012% fail on Track rod end
    • 0.012% fail on Steering wheel
  • 0.012% fail on Seat belt installation check
    • 0.012% fail on Anchorages
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