Mercedes-Benz CLS MOT Results

Registered in 2015
80.8% pass rate
from 3,015 tests in 2021
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 CLS is unusually good or bad.

  • 6.9% fail on Tyres (60% worse than other 2015 cars)
    • 5.0% fail on Condition (130% worse than other 2015 cars)
    • 2.2% fail on Tread depth
    • 0.033% fail on Size/type
  • 3.1% fail on Noise, emissions and leaks (170% worse than other 2015 cars)
    • 3.1% fail on Exhaust emissions (180% worse than other 2015 cars)
      • 1.8% fail on Compression ignition (2 times worse than other 2015 cars)
        • 1.8% fail on Malfunction indicator lamp (5 times worse than other 2015 cars)
        • 0.033% fail on Emissions not tested
      • 1.3% fail on Spark ignition (95% worse than other 2015 cars)
        • 1.2% fail on Malfunction indicator lamp (2 times worse than other 2015 cars)
        • 0.033% fail on Catalyst emissions
    • 0.033% fail on Fluid leaks
      • 0.033% fail on Transmission oil leaks
  • 3.0% fail on Brakes
    • 1.5% fail on Brake performance
      • 0.96% fail on Parking brake efficiency (sp) (160% worse than other 2015 cars)
        • 0.96% fail on Rbt (sp) (170% worse than other 2015 cars)
      • 0.53% fail on Parking brake performance (2 times worse than other 2015 cars)
        • 0.53% fail on Rbt (2 times worse than other 2015 cars)
          • 0.53% fail on Parking brake performance (2 times worse than other 2015 cars)
      • 0.20% fail on Service brake performance (68% better than other 2015 cars)
        • 0.17% fail on Rbt (72% better than other 2015 cars)
          • 0.100% fail on Service brake performance (80% better than other 2015 cars)
          • 0.066% fail on Service brake imbalance
        • 0.033% fail on Plate brake tester
          • 0.033% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.100% fail on Brake performance not tested
      • 0.066% fail on Service Brake Efficiency (sp)
        • 0.066% fail on Rbt (sp)
          • 0.033% fail on Service brake performance
          • 0.033% fail on Service brake imbalance
    • 1.2% fail on Mechanical brake components (48% better than other 2015 cars)
      • 0.93% fail on Brake linings and pads (48% better than other 2015 cars)
        • 0.86% fail on Brake pads (52% better than other 2015 cars)
        • 0.066% fail on Brake linings
      • 0.33% fail on Brake discs and drums
        • 0.33% fail on Brake discs
    • 0.27% fail on Parking brake control
      • 0.27% fail on Lever
    • 0.13% fail on Rigid brake pipes
    • 0.033% fail on Service brake pedal or hand lever
      • 0.033% fail on Hand lever
    • 0.033% fail on Hydraulic systems
      • 0.033% fail on Brake fluid
    • 0.033% fail on Flexible brake hoses
    • 0.033% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.033% fail on Hydraulic brake cylinder
  • 2.3% fail on Lamps, reflectors and electrical equipment (48% better than other 2015 cars)
    • 1.6% fail on Headlamp aim
      • 1.6% fail on Headlamp aim
    • 0.33% fail on Front and rear fog lamps
      • 0.33% fail on Rear fog lamp
        • 0.33% fail on Rear fog lamp
    • 0.30% fail on Direction indicators
      • 0.30% fail on Flashing type
        • 0.23% fail on Side repeaters
        • 0.066% fail on Individual direction indicators
    • 0.100% fail on Headlamps (91% better than other 2015 cars)
      • 0.100% fail on Headlamp (90% better than other 2015 cars)
    • 0.066% fail on Stop lamp (93% better than other 2015 cars)
    • 0.033% fail on Reversing lamps
      • 0.033% fail on Reversing lamps
    • 0.033% fail on Registration plate lamp(s)
    • 0.033% fail on Electrical equipment
      • 0.033% fail on Horn
  • 1.9% fail on Suspension (41% better than other 2015 cars)
    • 1.6% fail on Springs
      • 1.6% fail on Coil springs
        • 1.6% fail on Coil spring
    • 0.100% fail on Wheel bearings
    • 0.100% fail on Anti-roll bars
      • 0.066% fail on Linkage ball joint dust cover
      • 0.033% fail on Ball joint dust cover
    • 0.066% fail on Shock absorbers
    • 0.066% fail on Air/gas/fluid suspension (13 times worse than other 2015 cars)
      • 0.033% fail on Suspension unit
      • 0.033% fail on Pipes
    • 0.033% fail on Suspension arms
      • 0.033% fail on Suspension arm
    • 0.033% fail on Other suspension component
      • 0.033% fail on Ball joint
  • 0.76% fail on Visibility (80% better than other 2015 cars)
    • 0.40% fail on Wipers (84% better than other 2015 cars)
    • 0.30% fail on Washers (78% better than other 2015 cars)
    • 0.100% fail on Condition of glass
      • 0.100% fail on Windscreen
    • 0.033% fail on Bonnet
  • 0.66% fail on Road Wheels (200% worse than other 2015 cars)
    • 0.40% fail on Condition (6 times worse than other 2015 cars)
    • 0.27% fail on Attachment
  • 0.50% fail on Identification of the vehicle (130% worse than other 2015 cars)
    • 0.50% fail on Registration plates (130% worse than other 2015 cars)
  • 0.20% fail on Seat belts and supplementary restraint systems
    • 0.100% fail on Seat belts
      • 0.100% fail on Condition
    • 0.100% fail on SRS malfunction indicator lamp
  • 0.17% fail on Body, chassis, structure (82% better than other 2015 cars)
    • 0.100% fail on Exhaust system
    • 0.033% fail on Bumpers
    • 0.033% fail on Undertray
  • 0.066% fail on Steering (84% better than other 2015 cars)
    • 0.033% fail on Steering gear
      • 0.033% fail on Steering rack
    • 0.033% fail on Steering linkage components
      • 0.033% fail on Track rod end
Read the Honest John Review

  • Mercedes-Benz CLS (2011 - 2018)
    Big CO2 reductions. Four-cylinder CLS 250 CDI available at last. Precisely-built interior. Retains unique style of original CLS. Comes with full LED headlights.

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