Mercedes-Benz C-Class MOT Results

Registered in 2011
72.6% pass rate
from 1,579 tests in 2020
(13% better than other 2011 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 2011 cars and highlighted areas where the Mercedes-Benz C-Class is unusually good or bad.

  • 8.4% fail on Brakes (28% worse than other 2011 cars)
    • 3.7% fail on Rigid brake pipes (6 times worse than other 2011 cars)
    • 2.5% fail on Brake performance (12% better than other 2011 cars)
      • 1.3% fail on Parking brake efficiency (sp) (15% worse than other 2011 cars)
        • 1.3% fail on Rbt (sp) (23% worse than other 2011 cars)
      • 0.70% fail on Service brake performance (52% better than other 2011 cars)
        • 0.70% fail on Rbt (51% better than other 2011 cars)
          • 0.70% fail on Service brake performance (42% better than other 2011 cars)
          • 0.063% fail on Service brake imbalance
      • 0.63% fail on Parking brake performance (26% worse than other 2011 cars)
        • 0.63% fail on Rbt (32% worse than other 2011 cars)
          • 0.63% fail on Parking brake performance (48% worse than other 2011 cars)
      • 0.25% fail on Brake performance not tested (170% worse than other 2011 cars)
      • 0.19% fail on Service Brake Efficiency (sp) (52% better than other 2011 cars)
        • 0.19% fail on Rbt (sp) (51% better than other 2011 cars)
          • 0.19% fail on Service brake performance (6.2% worse than other 2011 cars)
          • 0.063% fail on Service brake imbalance
    • 2.0% fail on Mechanical brake components (36% better than other 2011 cars)
      • 1.6% fail on Brake linings and pads (33% better than other 2011 cars)
        • 1.6% fail on Brake pads (33% better than other 2011 cars)
        • 0.063% fail on Brake linings
      • 0.51% fail on Brake discs and drums (52% better than other 2011 cars)
        • 0.51% fail on Brake discs (52% better than other 2011 cars)
      • 0.19% fail on Brake cables, rods, levers and linkages (180% worse than other 2011 cars)
        • 0.13% fail on Cable (190% worse than other 2011 cars)
        • 0.063% fail on Pivot
    • 0.95% fail on ABS / EBS / ESC (140% worse than other 2011 cars)
      • 0.82% fail on Anti-lock braking system (2 times worse than other 2011 cars)
      • 0.63% fail on Electronic stability control (2 times worse than other 2011 cars)
    • 0.19% fail on Parking brake control (31% better than other 2011 cars)
      • 0.19% fail on Lever (17% better than other 2011 cars)
    • 0.063% fail on Other components and prescribed areas
      • 0.063% fail on Other components
  • 8.1% fail on Suspension (17% better than other 2011 cars)
    • 4.9% fail on Suspension arms (55% worse than other 2011 cars)
      • 3.9% fail on Ball joint (150% worse than other 2011 cars)
      • 0.76% fail on Pins and bushes (47% better than other 2011 cars)
      • 0.76% fail on Ball joint dust cover (150% worse than other 2011 cars)
    • 1.9% fail on Springs (48% better than other 2011 cars)
      • 1.9% fail on Coil springs (48% better than other 2011 cars)
        • 1.9% fail on Coil spring (48% better than other 2011 cars)
    • 1.8% fail on Anti-roll bars (13% better than other 2011 cars)
      • 0.95% fail on Linkage ball joint dust cover (48% worse than other 2011 cars)
      • 0.51% fail on Ball joint dust cover (80% worse than other 2011 cars)
      • 0.13% fail on Linkage pins and bushes (66% worse than other 2011 cars)
      • 0.063% fail on Anti-roll bar
      • 0.063% fail on Linkage
      • 0.063% fail on Ball joint
      • 0.063% fail on Linkage ball joints
    • 0.19% fail on Shock absorbers (84% better than other 2011 cars)
    • 0.063% fail on Wheel bearings
    • 0.063% fail on Other suspension component
      • 0.063% fail on Ball joint
  • 7.2% fail on Lamps, reflectors and electrical equipment (28% better than other 2011 cars)
    • 3.0% fail on Headlamp aim (15% worse than other 2011 cars)
      • 2.8% fail on Headlamp aim (18% worse than other 2011 cars)
      • 0.19% fail on Headlamp aim not tested (19% better than other 2011 cars)
    • 1.9% fail on Headlamps (27% better than other 2011 cars)
      • 1.8% fail on Headlamp (27% better than other 2011 cars)
      • 0.063% fail on Headlamp levelling device
      • 0.063% fail on Headlamp cleaning device
    • 1.7% fail on Direction indicators (8.1% worse than other 2011 cars)
      • 1.7% fail on Flashing type (8.1% worse than other 2011 cars)
        • 1.0% fail on Side repeaters (74% worse than other 2011 cars)
        • 0.70% fail on Individual direction indicators (26% better than other 2011 cars)
    • 1.2% fail on Stop lamp (50% better than other 2011 cars)
    • 0.25% fail on Registration plate lamp(s) (85% better than other 2011 cars)
    • 0.13% fail on Front and rear fog lamps (68% better than other 2011 cars)
      • 0.13% fail on Rear fog lamp (68% better than other 2011 cars)
        • 0.13% fail on Rear fog lamp (68% better than other 2011 cars)
    • 0.13% fail on Electrical equipment (60% better than other 2011 cars)
      • 0.13% fail on Horn (42% better than other 2011 cars)
      • 0.063% fail on Battery(ies)
    • 0.063% fail on Position lamps
      • 0.063% fail on Position lamp
  • 6.6% fail on Tyres (7.0% worse than other 2011 cars)
    • 3.9% fail on Tread depth (10% worse than other 2011 cars)
    • 3.0% fail on Condition (5.0% worse than other 2011 cars)
    • 0.38% fail on Size/type (160% worse than other 2011 cars)
  • 2.2% fail on Noise, emissions and leaks (1.5% worse than other 2011 cars)
    • 2.0% fail on Exhaust emissions (2.2% worse than other 2011 cars)
      • 1.1% fail on Spark ignition (15% better than other 2011 cars)
        • 0.95% fail on Malfunction indicator lamp (41% worse than other 2011 cars)
        • 0.063% fail on Catalyst emissions
        • 0.063% fail on Emissions not tested
      • 0.95% fail on Compression ignition (28% worse than other 2011 cars)
        • 0.82% fail on Malfunction indicator lamp (110% worse than other 2011 cars)
        • 0.063% fail on On or after 01/07/2008
        • 0.063% fail on On or after 01/01/2014
    • 0.19% fail on Fluid leaks (35% worse than other 2011 cars)
      • 0.13% fail on Other leaks (5 times worse than other 2011 cars)
      • 0.063% fail on Engine oil leaks
  • 1.8% fail on Visibility (60% better than other 2011 cars)
    • 1.1% fail on Wipers (55% better than other 2011 cars)
    • 0.70% fail on Washers (65% better than other 2011 cars)
    • 0.13% fail on Condition of glass (68% worse than other 2011 cars)
      • 0.13% fail on Windscreen (71% worse than other 2011 cars)
    • 0.063% fail on Driver's view
    • 0.063% fail on Bonnet
  • 0.70% fail on Body, chassis, structure (75% better than other 2011 cars)
    • 0.38% fail on Exhaust system (66% better than other 2011 cars)
    • 0.13% fail on Fuel system (12% better than other 2011 cars)
      • 0.13% fail on Fuel cap/sealing device (32% worse than other 2011 cars)
    • 0.13% fail on Seats (160% worse than other 2011 cars)
      • 0.13% fail on Driver's seat (3 times worse than other 2011 cars)
    • 0.063% fail on Doors
      • 0.063% fail on Other passenger's door
        • 0.063% fail on Door condition
  • 0.57% fail on Steering (62% better than other 2011 cars)
    • 0.44% fail on Steering linkage components (64% better than other 2011 cars)
      • 0.44% fail on Track rod end (61% better than other 2011 cars)
    • 0.13% fail on Steering play (170% worse than other 2011 cars)
      • 0.13% fail on Steering rack (180% worse than other 2011 cars)
  • 0.57% fail on Seat belts and supplementary restraint systems (13% better than other 2011 cars)
    • 0.32% fail on Seat belts (3.5% worse than other 2011 cars)
      • 0.25% fail on Condition (7.5% better than other 2011 cars)
      • 0.063% fail on Requirements
    • 0.19% fail on SRS malfunction indicator lamp (44% better than other 2011 cars)
    • 0.063% fail on Airbags
      • 0.063% fail on Drivers airbag
  • 0.44% fail on Identification of the vehicle (21% worse than other 2011 cars)
    • 0.44% fail on Registration plates (21% worse than other 2011 cars)
  • 0.32% fail on Road Wheels (17% better than other 2011 cars)
    • 0.25% fail on Attachment (8.6% better than other 2011 cars)
    • 0.063% fail on Condition

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