Mercedes-Benz C-Class MOT Results

Registered in 2000
59.5% pass rate
from 1,608 tests in 2020
(13% better than other 2000 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 2000 cars and highlighted areas where the Mercedes-Benz C-Class is unusually good or bad.

  • 17% fail on Lamps, reflectors and electrical equipment
    • 6.7% fail on Direction indicators (180% worse than other 2000 cars)
      • 6.7% fail on Flashing type (180% worse than other 2000 cars)
        • 3.5% fail on Individual direction indicators (130% worse than other 2000 cars)
        • 3.5% fail on Side repeaters (3 times worse than other 2000 cars)
        • 0.81% fail on All direction indicators (4 times worse than other 2000 cars)
    • 4.4% fail on Headlamps
      • 3.7% fail on Headlamp
      • 0.68% fail on Headlamp levelling device
    • 4.3% fail on Headlamp aim
      • 4.2% fail on Headlamp aim
      • 0.19% fail on Headlamp aim not tested
    • 2.9% fail on Stop lamp (42% better than other 2000 cars)
    • 1.9% fail on Position lamps
      • 1.7% fail on Position lamp (38% better than other 2000 cars)
      • 0.12% fail on All position lamps
    • 1.2% fail on Registration plate lamp(s) (44% better than other 2000 cars)
    • 0.56% fail on Front and rear fog lamps (61% better than other 2000 cars)
      • 0.56% fail on Rear fog lamp (61% better than other 2000 cars)
        • 0.56% fail on Rear fog lamp (60% better than other 2000 cars)
    • 0.44% fail on Electrical equipment
      • 0.31% fail on Horn
      • 0.062% fail on Trailer electrical socket
      • 0.062% fail on Battery(ies)
  • 15% fail on Suspension (14% better than other 2000 cars)
    • 5.8% fail on Suspension arms
      • 3.4% fail on Ball joint
      • 1.6% fail on Pins and bushes
      • 0.81% fail on Ball joint dust cover
      • 0.31% fail on Suspension arm
      • 0.062% fail on Attachment bracket and mounting
    • 5.0% fail on Springs (88% worse than other 2000 cars)
      • 4.3% fail on Coil springs (70% worse than other 2000 cars)
        • 4.2% fail on Coil spring (70% worse than other 2000 cars)
        • 0.12% fail on Mounting
      • 0.75% fail on Spring mounting prescribed areas (4 times worse than other 2000 cars)
    • 3.0% fail on Component mounting prescribed areas (33% better than other 2000 cars)
    • 2.5% fail on Anti-roll bars (45% better than other 2000 cars)
      • 0.56% fail on Linkage ball joint dust cover
      • 0.50% fail on Pins and bushes
      • 0.50% fail on Linkage pins and bushes
      • 0.50% fail on Linkage ball joints (60% better than other 2000 cars)
      • 0.44% fail on Ball joint dust cover
      • 0.12% fail on Ball joint
      • 0.062% fail on Linkage
    • 0.75% fail on Wheel bearings (52% better than other 2000 cars)
    • 0.75% fail on Other suspension component
      • 0.62% fail on Ball joint
      • 0.062% fail on Other suspension component
      • 0.062% fail on Pins and bushes
    • 0.44% fail on Sub-frames
      • 0.44% fail on Sub-frame mounting prescribed areas
      • 0.062% fail on Pins and bushes
    • 0.37% fail on Shock absorbers (73% better than other 2000 cars)
    • 0.062% fail on Macpherson strut
      • 0.062% fail on Attachment bracket and mounting
  • 8.5% fail on Brakes (42% better than other 2000 cars)
    • 3.0% fail on Brake performance (62% better than other 2000 cars)
      • 1.3% fail on Parking brake efficiency (sp) (65% better than other 2000 cars)
        • 1.3% fail on Rbt (sp) (63% better than other 2000 cars)
      • 1.1% fail on Service brake performance (65% better than other 2000 cars)
        • 1.1% fail on Rbt (64% better than other 2000 cars)
          • 0.81% fail on Service brake performance (68% better than other 2000 cars)
          • 0.37% fail on Service brake imbalance
      • 0.68% fail on Service Brake Efficiency (sp) (72% better than other 2000 cars)
        • 0.68% fail on Rbt (sp) (72% better than other 2000 cars)
          • 0.44% fail on Service brake performance
          • 0.25% fail on Service brake imbalance (85% better than other 2000 cars)
      • 0.31% fail on Parking brake performance (79% better than other 2000 cars)
        • 0.31% fail on Rbt (79% better than other 2000 cars)
          • 0.25% fail on Parking brake performance (81% better than other 2000 cars)
          • 0.062% fail on Parking (secondary brake performance)
      • 0.25% fail on Brake performance not tested
    • 2.5% fail on Rigid brake pipes
    • 2.3% fail on Mechanical brake components
      • 1.9% fail on Brake linings and pads
        • 1.9% fail on Brake pads
      • 0.44% fail on Brake discs and drums
        • 0.44% fail on Brake discs
    • 2.0% fail on ABS / EBS / ESC
      • 1.4% fail on Electronic stability control (2 times worse than other 2000 cars)
      • 0.81% fail on Anti-lock braking system
      • 0.19% fail on Electronic braking system (26 times worse than other 2000 cars)
    • 0.25% fail on Service brake pedal or hand lever
      • 0.25% fail on Pedal
    • 0.25% fail on Parking brake control
      • 0.25% fail on Lever
    • 0.062% fail on Air and vacuum systems
      • 0.062% fail on Servos
    • 0.062% fail on Hydraulic systems
      • 0.062% fail on Brake fluid
    • 0.062% fail on Flexible brake hoses
    • 0.062% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.062% fail on Hydraulic brake callipers
    • 0.062% fail on Other components and prescribed areas
      • 0.062% fail on Prescribed areas
        • 0.062% fail on Other braking system component
  • 7.3% fail on Visibility
    • 4.2% fail on Wipers
    • 2.4% fail on Washers
    • 0.81% fail on View to rear (120% worse than other 2000 cars)
      • 0.75% fail on Mirrors
      • 0.062% fail on Indirect vision devices
    • 0.44% fail on Driver's view (180% worse than other 2000 cars)
    • 0.25% fail on Condition of glass
      • 0.25% fail on Windscreen
    • 0.062% fail on Bonnet
  • 6.7% fail on Tyres
    • 4.1% fail on Tread depth
    • 2.5% fail on Condition
    • 0.37% fail on Size/type
  • 4.4% fail on Noise, emissions and leaks (55% better than other 2000 cars)
    • 4.1% fail on Exhaust emissions (55% better than other 2000 cars)
      • 2.9% fail on Spark ignition (66% better than other 2000 cars)
        • 1.5% fail on Catalyst emissions (74% better than other 2000 cars)
        • 1.4% fail on Malfunction indicator lamp
        • 0.12% fail on Emissions not tested (90% better than other 2000 cars)
      • 1.2% fail on Compression ignition
        • 1.00% fail on Pre 01/07/2008 Turbo (2 times worse than other 2000 cars)
        • 0.19% fail on Emissions not tested
        • 0.12% fail on On or after 01/07/2008
    • 0.19% fail on Fluid leaks (74% better than other 2000 cars)
      • 0.19% fail on Engine oil leaks
    • 0.062% fail on Noise suppression
      • 0.062% fail on Sound deadening material
  • 3.9% fail on Body, chassis, structure (65% better than other 2000 cars)
    • 0.81% fail on Exhaust system (80% better than other 2000 cars)
    • 0.81% fail on Fuel system
      • 0.50% fail on Fuel cap/sealing device
      • 0.25% fail on Pipe
      • 0.062% fail on Hose
    • 0.75% fail on Integral vehicle structure
      • 0.75% fail on Integral vehicle structure condition
    • 0.68% fail on Chassis
      • 0.68% fail on Chassis condition
    • 0.56% fail on Body
      • 0.31% fail on Panel
      • 0.19% fail on Other body component
      • 0.062% fail on Body condition
    • 0.19% fail on Bumpers
    • 0.19% fail on Floor
    • 0.19% fail on Seats
      • 0.19% fail on Driver's seat
    • 0.12% fail on Doors
      • 0.062% fail on Driver's door
        • 0.062% fail on Door condition
      • 0.062% fail on Other passenger's door
        • 0.062% fail on Door condition
    • 0.12% fail on Undertray
    • 0.062% fail on Transmission
      • 0.062% fail on Prop shafts
        • 0.062% fail on Flexible couplings
  • 3.7% fail on Seat belts and supplementary restraint systems
    • 2.1% fail on SRS malfunction indicator lamp
    • 1.7% fail on Seat belts (41% better than other 2000 cars)
      • 1.6% fail on Prescribed areas
      • 0.19% fail on Requirements
  • 3.1% fail on Steering
    • 2.4% fail on Steering linkage components
      • 1.9% fail on Track rod end
      • 0.44% fail on Ball joint
      • 0.062% fail on Drag link end
    • 0.31% fail on Steering play
      • 0.25% fail on Steering rack
      • 0.062% fail on Steering box
    • 0.25% fail on Power steering
      • 0.19% fail on Operation
      • 0.062% fail on Rams
    • 0.12% fail on Steering gear (87% better than other 2000 cars)
      • 0.12% fail on Steering rack (87% better than other 2000 cars)
    • 0.062% fail on Prescribed areas
    • 0.062% fail on Steering wheel
    • 0.062% fail on Steering column
    • 0.062% fail on Electronic power steering
  • 0.81% fail on Road Wheels (120% worse than other 2000 cars)
    • 0.75% fail on Attachment (180% worse than other 2000 cars)
    • 0.062% fail on Condition
  • 0.68% fail on Identification of the vehicle
    • 0.68% fail on Registration plates

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