Mercedes-Benz CLS MOT Results

Registered in 2006
66.2% pass rate
from 2,217 tests in 2020
(21% better than other 2006 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 2006 cars and highlighted areas where the Mercedes-Benz CLS is unusually good or bad.

  • 13% fail on Suspension (19% better than other 2006 cars)
    • 9.6% fail on Suspension arms (76% worse than other 2006 cars)
      • 6.9% fail on Ball joint (2 times worse than other 2006 cars)
      • 2.7% fail on Ball joint dust cover (2 times worse than other 2006 cars)
      • 0.99% fail on Pins and bushes (63% better than other 2006 cars)
    • 2.6% fail on Springs (36% better than other 2006 cars)
      • 2.6% fail on Coil springs (36% better than other 2006 cars)
        • 2.6% fail on Coil spring (35% better than other 2006 cars)
    • 1.4% fail on Other suspension component (2 times worse than other 2006 cars)
      • 1.3% fail on Ball joint (6 times worse than other 2006 cars)
      • 0.045% fail on Pins and bushes
      • 0.045% fail on Ball joint dust cover
    • 0.63% fail on Wheel bearings (47% better than other 2006 cars)
    • 0.27% fail on Air/gas/fluid suspension (9 times worse than other 2006 cars)
      • 0.18% fail on Operation (16 times worse than other 2006 cars)
      • 0.045% fail on Suspension unit
      • 0.045% fail on Levelling valve
    • 0.23% fail on Shock absorbers (86% better than other 2006 cars)
    • 0.045% fail on Suspension rods
      • 0.045% fail on Ball joint dust cover
  • 10% fail on Brakes (18% better than other 2006 cars)
    • 5.3% fail on Rigid brake pipes (110% worse than other 2006 cars)
    • 2.6% fail on Brake performance (60% better than other 2006 cars)
      • 1.3% fail on Parking brake efficiency (sp) (66% better than other 2006 cars)
        • 1.2% fail on Rbt (sp) (66% better than other 2006 cars)
        • 0.045% fail on Plate brake tester (sp)
        • 0.045% fail on Gradient tester (sp)
      • 0.90% fail on Service brake performance (66% better than other 2006 cars)
        • 0.77% fail on Rbt (70% better than other 2006 cars)
          • 0.59% fail on Service brake performance (73% better than other 2006 cars)
          • 0.18% fail on Service brake imbalance (67% better than other 2006 cars)
        • 0.090% fail on Plate brake tester (100% worse than other 2006 cars)
          • 0.045% fail on Service brake performance
          • 0.045% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
        • 0.045% fail on Decelerometer
          • 0.045% fail on Service brake performance
      • 0.54% fail on Parking brake performance (65% better than other 2006 cars)
        • 0.54% fail on Rbt (63% better than other 2006 cars)
          • 0.41% fail on Parking brake performance (69% better than other 2006 cars)
          • 0.14% fail on Parking (secondary brake performance) (0.80% worse than other 2006 cars)
      • 0.32% fail on Brake performance not tested (28% worse than other 2006 cars)
      • 0.14% fail on Service Brake Efficiency (sp) (82% better than other 2006 cars)
        • 0.14% fail on Rbt (sp) (82% better than other 2006 cars)
          • 0.090% fail on Service brake imbalance (85% better than other 2006 cars)
          • 0.045% fail on Service brake performance
    • 2.4% fail on Mechanical brake components (32% better than other 2006 cars)
      • 2.1% fail on Brake linings and pads (14% better than other 2006 cars)
        • 2.0% fail on Brake pads (15% better than other 2006 cars)
        • 0.045% fail on Brake linings
      • 0.50% fail on Brake discs and drums (63% better than other 2006 cars)
        • 0.50% fail on Brake discs (63% better than other 2006 cars)
    • 1.6% fail on ABS / EBS / ESC (37% worse than other 2006 cars)
      • 0.90% fail on Electronic stability control (200% worse than other 2006 cars)
      • 0.63% fail on Anti-lock braking system (32% better than other 2006 cars)
      • 0.090% fail on Electronic braking system (2 times worse than other 2006 cars)
    • 0.14% fail on Service brake pedal or hand lever (69% better than other 2006 cars)
      • 0.14% fail on Pedal (21% better than other 2006 cars)
    • 0.090% fail on Hydraulic systems (46% better than other 2006 cars)
      • 0.090% fail on Servos (8 times worse than other 2006 cars)
    • 0.090% fail on Flexible brake hoses (61% better than other 2006 cars)
    • 0.045% fail on Air and vacuum systems
      • 0.045% fail on Leaks
    • 0.045% fail on Parking brake control
      • 0.045% fail on Lever
    • 0.045% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.045% fail on Hydraulic brake callipers
    • 0.045% fail on Other components and prescribed areas
      • 0.045% fail on Other components
  • 9.4% fail on Tyres (29% worse than other 2006 cars)
    • 5.2% fail on Condition (68% worse than other 2006 cars)
    • 4.6% fail on Tread depth (4.5% worse than other 2006 cars)
    • 0.27% fail on Size/type (4.6% better than other 2006 cars)
  • 6.7% fail on Lamps, reflectors and electrical equipment (58% better than other 2006 cars)
    • 2.3% fail on Headlamps (52% better than other 2006 cars)
      • 2.1% fail on Headlamp (54% better than other 2006 cars)
      • 0.18% fail on Headlamp levelling device (9.5% better than other 2006 cars)
    • 2.2% fail on Headlamp aim (39% better than other 2006 cars)
      • 2.0% fail on Headlamp aim (37% better than other 2006 cars)
      • 0.14% fail on Headlamp aim not tested (66% better than other 2006 cars)
    • 1.3% fail on Direction indicators (52% better than other 2006 cars)
      • 1.3% fail on Flashing type (52% better than other 2006 cars)
        • 0.77% fail on Side repeaters (18% worse than other 2006 cars)
        • 0.50% fail on Individual direction indicators (73% better than other 2006 cars)
    • 0.72% fail on Registration plate lamp(s) (69% better than other 2006 cars)
    • 0.50% fail on Stop lamp (89% better than other 2006 cars)
    • 0.18% fail on Position lamps (1.8% better than other 2006 cars)
      • 0.14% fail on Position lamp (21% better than other 2006 cars)
      • 0.045% fail on All position lamps
    • 0.14% fail on Front and rear fog lamps (84% better than other 2006 cars)
      • 0.14% fail on Rear fog lamp (84% better than other 2006 cars)
        • 0.14% fail on Rear fog lamp (83% better than other 2006 cars)
    • 0.090% fail on Electrical equipment (87% better than other 2006 cars)
      • 0.090% fail on Horn (78% better than other 2006 cars)
    • 0.045% fail on Rear reflectors
  • 4.6% fail on Noise, emissions and leaks (22% better than other 2006 cars)
    • 4.1% fail on Exhaust emissions (26% better than other 2006 cars)
      • 2.5% fail on Compression ignition (76% worse than other 2006 cars)
        • 1.5% fail on Pre 01/07/2008 Turbo (110% worse than other 2006 cars)
        • 0.68% fail on Malfunction indicator lamp (74% worse than other 2006 cars)
        • 0.32% fail on Emissions not tested (85% worse than other 2006 cars)
        • 0.090% fail on Emission control equipment (2 times worse than other 2006 cars)
          • 0.090% fail on Particulate filter (20 times worse than other 2006 cars)
          • 0.045% fail on Catalytic converter
        • 0.045% fail on Pre 01/07/2008 Non turbo
        • 0.045% fail on On or after 01/07/2008
        • 0.045% fail on On or after 01/01/2014
      • 1.8% fail on Spark ignition (59% better than other 2006 cars)
        • 1.5% fail on Malfunction indicator lamp (31% better than other 2006 cars)
        • 0.18% fail on Catalyst emissions (91% better than other 2006 cars)
        • 0.090% fail on Non catalyst emissions (160% worse than other 2006 cars)
        • 0.045% fail on Emissions not tested
    • 0.63% fail on Fluid leaks (63% worse than other 2006 cars)
      • 0.54% fail on Engine oil leaks (75% worse than other 2006 cars)
      • 0.090% fail on Other leaks (110% worse than other 2006 cars)
      • 0.045% fail on Hydraulic fluid leaks
  • 2.8% fail on Steering (10% better than other 2006 cars)
    • 2.5% fail on Steering linkage components (4.9% worse than other 2006 cars)
      • 2.2% fail on Track rod end (4.9% worse than other 2006 cars)
      • 0.27% fail on Ball joint (64% worse than other 2006 cars)
      • 0.045% fail on Steering arm
    • 0.18% fail on Steering gear (61% better than other 2006 cars)
      • 0.18% fail on Steering rack (59% better than other 2006 cars)
    • 0.14% fail on Power steering (39% better than other 2006 cars)
      • 0.090% fail on Operation (9.6% worse than other 2006 cars)
      • 0.045% fail on Other components
    • 0.14% fail on Steering play (7.6% worse than other 2006 cars)
      • 0.14% fail on Steering rack (9.3% worse than other 2006 cars)
  • 2.3% fail on Visibility (65% better than other 2006 cars)
    • 1.4% fail on Wipers (60% better than other 2006 cars)
    • 0.77% fail on Washers (75% better than other 2006 cars)
    • 0.090% fail on Condition of glass (35% better than other 2006 cars)
      • 0.090% fail on Windscreen (33% better than other 2006 cars)
    • 0.090% fail on View to rear (61% better than other 2006 cars)
      • 0.090% fail on Mirrors (59% better than other 2006 cars)
    • 0.045% fail on Driver's view
  • 1.9% fail on Body, chassis, structure (75% better than other 2006 cars)
    • 1.4% fail on Exhaust system (51% better than other 2006 cars)
    • 0.18% fail on Seats (13% worse than other 2006 cars)
      • 0.18% fail on Driver's seat (80% worse than other 2006 cars)
    • 0.14% fail on Fuel system (65% better than other 2006 cars)
      • 0.045% fail on Pipe
      • 0.045% fail on Fuel cap/sealing device
      • 0.045% fail on System
    • 0.090% fail on Transmission (97% better than other 2006 cars)
      • 0.090% fail on Prop shafts (52% better than other 2006 cars)
        • 0.045% fail on Prop shaft
        • 0.045% fail on Flexible couplings
    • 0.090% fail on Doors (79% better than other 2006 cars)
      • 0.090% fail on Front passenger's door (21% better than other 2006 cars)
        • 0.090% fail on Door condition (19% better than other 2006 cars)
    • 0.045% fail on Engine mounting
      • 0.045% fail on Engine mounting condition
  • 1.3% fail on Road Wheels (150% worse than other 2006 cars)
    • 0.63% fail on Condition (3 times worse than other 2006 cars)
    • 0.63% fail on Attachment (66% worse than other 2006 cars)
  • 0.59% fail on Identification of the vehicle (0.12% better than other 2006 cars)
    • 0.59% fail on Registration plates (0.28% worse than other 2006 cars)
  • 0.54% fail on Seat belts and supplementary restraint systems (75% better than other 2006 cars)
    • 0.45% fail on SRS malfunction indicator lamp (61% better than other 2006 cars)
    • 0.090% fail on Seat belts (91% better than other 2006 cars)
      • 0.045% fail on Attachment
      • 0.045% fail on Condition
Read the Honest John Review

  • Mercedes-Benz CLS (2005 - 2011)
    Dramatically different from any other Mercedes, wonderful styling, great engines and transmissions, incredibly refined with a forgiving ride.

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