Mercedes-Benz CLA MOT Results

Registered in 2015
84.5% pass rate
from 7,440 tests in 2020
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 2015 cars and highlighted areas where the Mercedes-Benz CLA is unusually good or bad.

  • 6.6% fail on Tyres (72% worse than other 2015 cars)
    • 4.4% fail on Condition (140% worse than other 2015 cars)
    • 2.5% fail on Tread depth (22% worse than other 2015 cars)
    • 0.067% fail on Tyre pressure monitoring system
    • 0.027% fail on Size/type
  • 2.3% fail on Lamps, reflectors and electrical equipment (44% better than other 2015 cars)
    • 1.1% fail on Headlamp aim (33% better than other 2015 cars)
      • 1.1% fail on Headlamp aim (32% better than other 2015 cars)
      • 0.013% fail on Headlamp aim not tested
    • 0.50% fail on Headlamps
      • 0.27% fail on Headlamp (58% better than other 2015 cars)
      • 0.23% fail on Headlamp cleaning device (2 times worse than other 2015 cars)
    • 0.40% fail on Direction indicators
      • 0.40% fail on Flashing type
        • 0.34% fail on Side repeaters
        • 0.054% fail on Individual direction indicators
        • 0.013% fail on All direction indicators
    • 0.15% fail on Stop lamp (76% better than other 2015 cars)
    • 0.094% fail on Position lamps (64% better than other 2015 cars)
      • 0.081% fail on Position lamp (68% better than other 2015 cars)
      • 0.013% fail on All position lamps
    • 0.054% fail on Front and rear fog lamps (73% better than other 2015 cars)
      • 0.054% fail on Rear fog lamp (73% better than other 2015 cars)
        • 0.054% fail on Rear fog lamp (72% better than other 2015 cars)
    • 0.040% fail on Registration plate lamp(s) (90% better than other 2015 cars)
    • 0.027% fail on Reversing lamps
      • 0.027% fail on Reversing lamps
    • 0.013% fail on Outline marker lamps
      • 0.013% fail on Outline marker lamp
  • 2.1% fail on Visibility (45% better than other 2015 cars)
    • 1.1% fail on Washers
    • 0.82% fail on Wipers (70% better than other 2015 cars)
    • 0.11% fail on Condition of glass
      • 0.094% fail on Windscreen
      • 0.013% fail on Window
    • 0.081% fail on Driver's view
    • 0.027% fail on View to rear
      • 0.027% fail on Mirrors
  • 1.9% fail on Brakes (31% better than other 2015 cars)
    • 1.5% fail on Mechanical brake components (23% better than other 2015 cars)
      • 1.3% fail on Brake linings and pads (22% better than other 2015 cars)
        • 1.3% fail on Brake pads
      • 0.23% fail on Brake discs and drums
        • 0.23% fail on Brake discs
    • 0.22% fail on Brake performance (65% better than other 2015 cars)
      • 0.11% fail on Service brake performance (71% better than other 2015 cars)
        • 0.11% fail on Rbt (70% better than other 2015 cars)
          • 0.054% fail on Service brake performance (81% better than other 2015 cars)
          • 0.054% fail on Service brake imbalance
      • 0.067% fail on Parking brake efficiency (sp)
        • 0.054% fail on Rbt (sp) (69% better than other 2015 cars)
        • 0.013% fail on Decelerometer (sp)
      • 0.040% fail on Brake performance not tested
    • 0.081% fail on Flexible brake hoses
    • 0.054% fail on ABS / EBS / ESC
      • 0.040% fail on Anti-lock braking system
      • 0.013% fail on Electronic stability control
    • 0.040% fail on Other components and prescribed areas (14 times worse than other 2015 cars)
      • 0.040% fail on Other components (16 times worse than other 2015 cars)
    • 0.027% fail on Rigid brake pipes
    • 0.013% fail on Service brake pedal or hand lever
      • 0.013% fail on Pedal
    • 0.013% fail on Parking brake control
      • 0.013% fail on Lever
    • 0.013% fail on Hydraulic systems
      • 0.013% fail on Brake fluid
  • 0.85% fail on Noise, emissions and leaks
    • 0.83% fail on Exhaust emissions (41% worse than other 2015 cars)
      • 0.43% fail on Compression ignition
        • 0.43% fail on Malfunction indicator lamp (200% worse than other 2015 cars)
        • 0.013% fail on Emissions not tested
      • 0.40% fail on Spark ignition
        • 0.39% fail on Malfunction indicator lamp (100% worse than other 2015 cars)
        • 0.013% fail on Catalyst emissions
    • 0.013% fail on Noise suppression
      • 0.013% fail on Undertray
    • 0.013% fail on Fluid leaks
      • 0.013% fail on Engine oil leaks
  • 0.70% fail on Seat belts and supplementary restraint systems (150% worse than other 2015 cars)
    • 0.58% fail on SRS malfunction indicator lamp (4 times worse than other 2015 cars)
    • 0.067% fail on Seat belts
      • 0.067% fail on Condition
    • 0.067% fail on Airbags (16 times worse than other 2015 cars)
      • 0.054% fail on Passengers airbag (52 times worse than other 2015 cars)
      • 0.013% fail on Drivers airbag
  • 0.63% fail on Identification of the vehicle (190% worse than other 2015 cars)
    • 0.63% fail on Registration plates (190% worse than other 2015 cars)
  • 0.54% fail on Road Wheels (2 times worse than other 2015 cars)
    • 0.31% fail on Condition (5 times worse than other 2015 cars)
    • 0.23% fail on Attachment (100% worse than other 2015 cars)
  • 0.35% fail on Suspension (73% better than other 2015 cars)
    • 0.30% fail on Springs
      • 0.30% fail on Coil springs
        • 0.30% fail on Coil spring
    • 0.027% fail on Suspension arms (93% better than other 2015 cars)
      • 0.027% fail on Ball joint (86% better than other 2015 cars)
    • 0.027% fail on Anti-roll bars
      • 0.013% fail on Linkage pins and bushes
      • 0.013% fail on Linkage ball joint dust cover
    • 0.013% fail on Sub-frames
      • 0.013% fail on Sub-frame
  • 0.17% fail on Body, chassis, structure (65% better than other 2015 cars)
    • 0.067% fail on Transmission
      • 0.067% fail on Drive shafts
        • 0.054% fail on Joints
        • 0.013% fail on Bearing housing
    • 0.040% fail on Undertray
    • 0.027% fail on Bumpers
    • 0.013% fail on Chassis
      • 0.013% fail on Strengthening plate
    • 0.013% fail on Exhaust system
    • 0.013% fail on Doors
      • 0.013% fail on Other passenger's door
        • 0.013% fail on Door condition
    • 0.013% fail on Seats
      • 0.013% fail on Passenger's seat
  • 0.040% fail on Steering (77% better than other 2015 cars)
    • 0.027% fail on Steering linkage components (80% better than other 2015 cars)
      • 0.013% fail on Other components
        • 0.013% fail on Steering linkage
      • 0.013% fail on Locking devices
    • 0.013% fail on Steering gear
      • 0.013% fail on Steering rack
  • 0.013% fail on Seat belt installation check
    • 0.013% fail on Anchorages
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