Mercedes-Benz CLS MOT Results

Registered in 2012
79.8% pass rate
from 1,345 tests in 2020
(26% better than other 2012 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 2012 cars and highlighted areas where the Mercedes-Benz CLS is unusually good or bad.

  • 8.6% fail on Tyres (53% worse than other 2012 cars)
    • 5.4% fail on Condition (100% worse than other 2012 cars)
    • 3.9% fail on Tread depth
  • 4.1% fail on Brakes
    • 1.5% fail on Rigid brake pipes (5 times worse than other 2012 cars)
    • 1.3% fail on Mechanical brake components (58% better than other 2012 cars)
      • 1.0% fail on Brake linings and pads (58% better than other 2012 cars)
        • 0.97% fail on Brake pads (61% better than other 2012 cars)
        • 0.074% fail on Brake linings
      • 0.30% fail on Brake discs and drums
        • 0.30% fail on Brake discs
    • 1.3% fail on Brake performance
      • 0.74% fail on Parking brake efficiency (sp)
        • 0.74% fail on Rbt (sp)
      • 0.45% fail on Service brake performance
        • 0.45% fail on Rbt
          • 0.37% fail on Service brake performance
          • 0.15% fail on Service brake imbalance
      • 0.45% fail on Parking brake performance
        • 0.37% fail on Rbt
          • 0.37% fail on Parking brake performance
        • 0.074% fail on Decelerometer
          • 0.074% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.074% fail on Brake performance not tested
      • 0.074% fail on Service Brake Efficiency (sp)
        • 0.074% fail on Rbt (sp)
          • 0.074% fail on Service brake performance
    • 0.22% fail on Parking brake control
      • 0.22% fail on Lever
    • 0.15% fail on Service brake pedal or hand lever
      • 0.15% fail on Pedal
    • 0.074% fail on Flexible brake hoses
  • 3.4% fail on Suspension (48% better than other 2012 cars)
    • 2.7% fail on Springs
      • 2.7% fail on Coil springs
        • 2.7% fail on Coil spring
    • 0.45% fail on Anti-roll bars
      • 0.30% fail on Linkage ball joint dust cover
      • 0.15% fail on Linkage ball joints
      • 0.074% fail on Ball joint dust cover
    • 0.15% fail on Suspension arms (93% better than other 2012 cars)
      • 0.074% fail on Pins and bushes
      • 0.074% fail on Ball joint
    • 0.074% fail on Wheel bearings
    • 0.074% fail on Shock absorbers
  • 2.8% fail on Lamps, reflectors and electrical equipment (70% better than other 2012 cars)
    • 1.8% fail on Headlamp aim
      • 1.8% fail on Headlamp aim
    • 0.45% fail on Headlamps (79% better than other 2012 cars)
      • 0.22% fail on Headlamp (89% better than other 2012 cars)
      • 0.15% fail on Headlamp cleaning device
      • 0.074% fail on Headlamp levelling device
    • 0.22% fail on Direction indicators (83% better than other 2012 cars)
      • 0.22% fail on Flashing type (83% better than other 2012 cars)
        • 0.15% fail on Side repeaters
        • 0.074% fail on Individual direction indicators
    • 0.22% fail on Reversing lamps
      • 0.22% fail on Reversing lamps
    • 0.15% fail on Stop lamp (92% better than other 2012 cars)
  • 1.7% fail on Noise, emissions and leaks
    • 1.5% fail on Exhaust emissions
      • 0.82% fail on Compression ignition
        • 0.74% fail on Malfunction indicator lamp (150% worse than other 2012 cars)
        • 0.074% fail on On or after 01/07/2008
      • 0.67% fail on Spark ignition
        • 0.59% fail on Malfunction indicator lamp
        • 0.22% fail on Catalyst emissions
    • 0.22% fail on Fluid leaks
      • 0.22% fail on Engine oil leaks
  • 0.89% fail on Visibility (79% better than other 2012 cars)
    • 0.59% fail on Wipers (74% better than other 2012 cars)
    • 0.30% fail on Washers (83% better than other 2012 cars)
  • 0.74% fail on Road Wheels
    • 0.52% fail on Condition (4 times worse than other 2012 cars)
    • 0.22% fail on Attachment
  • 0.52% fail on Identification of the vehicle
    • 0.52% fail on Registration plates
  • 0.45% fail on Seat belts and supplementary restraint systems
    • 0.45% fail on SRS malfunction indicator lamp
  • 0.30% fail on Body, chassis, structure (83% better than other 2012 cars)
    • 0.15% fail on Doors
      • 0.074% fail on Front passenger's door
        • 0.074% fail on Door condition
      • 0.074% fail on Other passenger's door
        • 0.074% fail on Door condition
    • 0.15% fail on Seats
      • 0.15% fail on Driver's seat
  • 0.074% fail on Steering
    • 0.074% fail on Steering linkage components
      • 0.074% fail on Steering arm
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