Mercedes-Benz GLC MOT Results

Registered in 2018
90.4% pass rate
from 20,894 tests in 2021
(21% better than other 2018 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 2018 cars and highlighted areas where the Mercedes-Benz GLC is unusually good or bad.

  • 4.5% fail on Tyres (33% worse than other 2018 cars)
    • 3.5% fail on Condition (67% worse than other 2018 cars)
    • 1.1% fail on Tread depth (19% better than other 2018 cars)
    • 0.0048% fail on Size/type
  • 1.2% fail on Lamps, reflectors and electrical equipment (53% better than other 2018 cars)
    • 1.1% fail on Headlamp aim (32% better than other 2018 cars)
      • 1.1% fail on Headlamp aim (31% better than other 2018 cars)
    • 0.062% fail on Direction indicators (71% better than other 2018 cars)
      • 0.062% fail on Flashing type (71% better than other 2018 cars)
        • 0.034% fail on Individual direction indicators
        • 0.029% fail on Side repeaters (82% better than other 2018 cars)
    • 0.048% fail on Headlamps (88% better than other 2018 cars)
      • 0.043% fail on Headlamp (87% better than other 2018 cars)
      • 0.0048% fail on Headlamp levelling device
    • 0.019% fail on Stop lamp (90% better than other 2018 cars)
    • 0.019% fail on Registration plate lamp(s) (86% better than other 2018 cars)
    • 0.0096% fail on Rear reflectors
    • 0.0096% fail on Electrical equipment (80% better than other 2018 cars)
      • 0.0048% fail on Trailer electrical socket
      • 0.0048% fail on Electrical wiring
  • 0.90% fail on Visibility (72% better than other 2018 cars)
    • 0.43% fail on Washers (49% better than other 2018 cars)
    • 0.33% fail on Wipers (86% better than other 2018 cars)
    • 0.13% fail on Condition of glass (69% worse than other 2018 cars)
      • 0.13% fail on Windscreen (71% worse than other 2018 cars)
    • 0.014% fail on View to rear
      • 0.014% fail on Mirrors
    • 0.0048% fail on Driver's view
  • 0.73% fail on Brakes (47% better than other 2018 cars)
    • 0.58% fail on Mechanical brake components (39% better than other 2018 cars)
      • 0.55% fail on Brake linings and pads (35% better than other 2018 cars)
        • 0.55% fail on Brake pads (35% better than other 2018 cars)
      • 0.072% fail on Brake discs and drums (60% better than other 2018 cars)
        • 0.072% fail on Brake discs (59% better than other 2018 cars)
    • 0.12% fail on Brake performance (63% better than other 2018 cars)
      • 0.062% fail on Service brake performance (65% better than other 2018 cars)
        • 0.062% fail on Rbt (64% better than other 2018 cars)
          • 0.053% fail on Service brake performance (63% better than other 2018 cars)
          • 0.014% fail on Service brake imbalance
      • 0.043% fail on Brake performance not tested
      • 0.0096% fail on Parking brake efficiency (sp) (89% better than other 2018 cars)
        • 0.0096% fail on Rbt (sp) (89% better than other 2018 cars)
      • 0.0048% fail on Service Brake Efficiency (sp)
        • 0.0048% fail on Decelerometer (sp)
    • 0.014% fail on Flexible brake hoses
    • 0.014% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.014% fail on Hydraulic brake callipers
    • 0.0096% fail on ABS / EBS / ESC
      • 0.0048% fail on Electronic braking system
      • 0.0048% fail on Electronic stability control
    • 0.0048% fail on Parking brake control
      • 0.0048% fail on Electronic parking brake
    • 0.0048% fail on Other components and prescribed areas
      • 0.0048% fail on Other components
  • 0.66% fail on Suspension (84% worse than other 2018 cars)
    • 0.56% fail on Suspension arms (4 times worse than other 2018 cars)
      • 0.54% fail on Ball joint (12 times worse than other 2018 cars)
      • 0.019% fail on Ball joint dust cover
      • 0.0096% fail on Pins and bushes (78% better than other 2018 cars)
    • 0.034% fail on Other suspension component (6 times worse than other 2018 cars)
      • 0.034% fail on Ball joint (16 times worse than other 2018 cars)
    • 0.029% fail on Springs
      • 0.029% fail on Coil springs
        • 0.029% fail on Coil spring
    • 0.014% fail on Shock absorbers (82% better than other 2018 cars)
    • 0.014% fail on Anti-roll bars (80% better than other 2018 cars)
      • 0.0096% fail on Ball joint dust cover
      • 0.0048% fail on Linkage ball joints
    • 0.0048% fail on Wheel bearings
  • 0.45% fail on Identification of the vehicle (90% worse than other 2018 cars)
    • 0.45% fail on Registration plates (90% worse than other 2018 cars)
  • 0.32% fail on Noise, emissions and leaks
    • 0.32% fail on Exhaust emissions
      • 0.23% fail on Compression ignition (61% worse than other 2018 cars)
        • 0.23% fail on Malfunction indicator lamp (92% worse than other 2018 cars)
        • 0.0048% fail on Emissions not tested
      • 0.086% fail on Spark ignition (67% better than other 2018 cars)
        • 0.077% fail on Malfunction indicator lamp (54% better than other 2018 cars)
        • 0.0048% fail on Emission control equipment
          • 0.0048% fail on Catalytic converter
        • 0.0048% fail on Catalyst emissions
    • 0.0048% fail on Fluid leaks
      • 0.0048% fail on Hydraulic fluid leaks
  • 0.18% fail on Body, chassis, structure
    • 0.072% fail on Transmission
      • 0.067% fail on Drive shafts
        • 0.062% fail on Joints
        • 0.0048% fail on Drive shaft
      • 0.0048% fail on Prop shafts
        • 0.0048% fail on Joints
    • 0.038% fail on Body
      • 0.034% fail on Other body component
      • 0.0048% fail on Panel
    • 0.024% fail on Bumpers
    • 0.024% fail on Seats
      • 0.014% fail on Passenger's seat
      • 0.0096% fail on Driver's seat
    • 0.014% fail on Exhaust system
    • 0.0048% fail on Fuel system
      • 0.0048% fail on Pipe
    • 0.0048% fail on Doors
      • 0.0048% fail on Other passenger's door
        • 0.0048% fail on Door condition
    • 0.0048% fail on Undertray
  • 0.14% fail on Seat belts and supplementary restraint systems (54% better than other 2018 cars)
    • 0.11% fail on Seat belts
      • 0.10% fail on Condition
      • 0.0048% fail on Attachment
    • 0.034% fail on SRS malfunction indicator lamp (77% better than other 2018 cars)
    • 0.0048% fail on Airbags
      • 0.0048% fail on Drivers airbag
  • 0.091% fail on Road Wheels
    • 0.062% fail on Attachment
    • 0.029% fail on Condition
  • 0.024% fail on Steering (71% better than other 2018 cars)
    • 0.019% fail on Steering linkage components
      • 0.0096% fail on Locking devices (5 times worse than other 2018 cars)
      • 0.0048% fail on Track rod end
      • 0.0048% fail on Other components
        • 0.0048% fail on Steering component
    • 0.0048% fail on Power steering
      • 0.0048% fail on Operation
  • 0.0096% fail on Seat belt installation check
    • 0.0096% fail on Belt(s)/padding
Read the Honest John Review

  • Mercedes-Benz GLC (2015 - 2021)
    Excellent refinement and very composed ride quality. Quiet diesel engine. Superb cabin quality. Spacious for rear seat passengers. Capable off-road if need be.

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