Mercedes-Benz CLS MOT Results

Registered in 2006
65.9% pass rate
from 2,655 tests in 2020
(23% 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)
    • 9.4% fail on Suspension arms (73% worse than other 2006 cars)
      • 6.7% fail on Ball joint (2 times worse than other 2006 cars)
      • 2.2% fail on Ball joint dust cover (2 times worse than other 2006 cars)
      • 1.6% fail on Pins and bushes (38% better than other 2006 cars)
      • 0.15% fail on Suspension arm
      • 0.11% fail on Attachment bracket and mounting
    • 2.6% fail on Springs (40% better than other 2006 cars)
      • 2.6% fail on Coil springs (40% better than other 2006 cars)
        • 2.6% fail on Coil spring (39% better than other 2006 cars)
    • 1.4% fail on Other suspension component (2 times worse than other 2006 cars)
      • 1.2% fail on Ball joint (5 times worse than other 2006 cars)
      • 0.30% fail on Ball joint dust cover (3 times worse than other 2006 cars)
    • 0.60% fail on Wheel bearings (48% better than other 2006 cars)
    • 0.30% fail on Shock absorbers (82% better than other 2006 cars)
    • 0.11% fail on Macpherson strut
      • 0.075% fail on Ball joint (16 times worse than other 2006 cars)
      • 0.038% fail on Attachment bracket and mounting
    • 0.11% fail on Suspension rods
      • 0.075% fail on Ball joint
      • 0.075% fail on Ball joint dust cover
      • 0.038% fail on Pins and bushes
    • 0.11% fail on Air/gas/fluid suspension
      • 0.075% fail on Operation (5 times worse than other 2006 cars)
      • 0.038% fail on Levelling valve
    • 0.038% fail on Anti-roll bars
      • 0.038% fail on Linkage pins and bushes
    • 0.038% fail on Sub-frames
      • 0.038% fail on Attachment bracket and mounting
  • 10% fail on Brakes (16% better than other 2006 cars)
    • 5.0% fail on Rigid brake pipes (110% worse than other 2006 cars)
    • 2.7% fail on Brake performance (56% better than other 2006 cars)
      • 1.5% fail on Parking brake efficiency (sp) (58% better than other 2006 cars)
        • 1.5% fail on Rbt (sp) (56% better than other 2006 cars)
        • 0.038% fail on Decelerometer (sp)
      • 0.83% fail on Service brake performance (68% better than other 2006 cars)
        • 0.83% fail on Rbt (67% better than other 2006 cars)
          • 0.75% fail on Service brake performance (64% better than other 2006 cars)
          • 0.075% fail on Service brake imbalance (86% better than other 2006 cars)
      • 0.68% fail on Parking brake performance (56% better than other 2006 cars)
        • 0.64% fail on Rbt (57% better than other 2006 cars)
          • 0.49% fail on Parking brake performance (62% better than other 2006 cars)
          • 0.11% fail on Parking (secondary brake performance)
          • 0.038% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
        • 0.038% fail on Plate brake tester
          • 0.038% fail on Parking (secondary brake performance)
      • 0.23% fail on Service Brake Efficiency (sp) (68% better than other 2006 cars)
        • 0.23% fail on Rbt (sp) (68% better than other 2006 cars)
          • 0.11% fail on Service brake performance
          • 0.11% fail on Service brake imbalance (80% better than other 2006 cars)
      • 0.15% fail on Brake performance not tested
    • 2.3% fail on Mechanical brake components (38% better than other 2006 cars)
      • 1.8% fail on Brake linings and pads
        • 1.7% fail on Brake pads (32% better than other 2006 cars)
        • 0.075% fail on Brake linings
      • 0.72% fail on Brake discs and drums (46% better than other 2006 cars)
        • 0.72% fail on Brake discs (46% better than other 2006 cars)
    • 1.2% fail on ABS / EBS / ESC
      • 0.79% fail on Electronic stability control (150% worse than other 2006 cars)
      • 0.64% fail on Anti-lock braking system
    • 0.23% fail on Flexible brake hoses
    • 0.11% fail on Service brake pedal or hand lever (73% better than other 2006 cars)
      • 0.11% fail on Pedal
    • 0.075% fail on Parking brake control (85% better than other 2006 cars)
      • 0.075% fail on Lever (82% better than other 2006 cars)
    • 0.075% fail on Hydraulic systems
      • 0.075% fail on Servos (7 times worse than other 2006 cars)
    • 0.075% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.038% fail on Hydraulic brake callipers
      • 0.038% fail on Hydraulic brake cylinder
    • 0.038% fail on Other components and prescribed areas
      • 0.038% fail on Additional braking device
  • 8.8% fail on Tyres (18% worse than other 2006 cars)
    • 5.2% fail on Condition (66% worse than other 2006 cars)
    • 4.3% fail on Tread depth
    • 0.26% fail on Size/type
  • 8.7% fail on Lamps, reflectors and electrical equipment (52% better than other 2006 cars)
    • 3.0% fail on Headlamps (34% better than other 2006 cars)
      • 2.7% fail on Headlamp (38% better than other 2006 cars)
      • 0.15% fail on Headlamp levelling device
      • 0.075% fail on Matched pair (10 times worse than other 2006 cars)
      • 0.075% fail on Headlamp cleaning device (71 times worse than other 2006 cars)
    • 2.9% fail on Headlamp aim (29% better than other 2006 cars)
      • 2.8% fail on Headlamp aim (25% better than other 2006 cars)
      • 0.11% fail on Headlamp aim not tested
    • 1.1% fail on Registration plate lamp(s) (59% better than other 2006 cars)
    • 1.1% fail on Position lamps (66% better than other 2006 cars)
      • 0.94% fail on Position lamp (69% better than other 2006 cars)
      • 0.11% fail on All position lamps
    • 0.90% fail on Direction indicators (65% better than other 2006 cars)
      • 0.90% fail on Flashing type (65% better than other 2006 cars)
        • 0.72% fail on Side repeaters
        • 0.19% fail on Individual direction indicators (90% better than other 2006 cars)
    • 0.45% fail on Stop lamp (90% better than other 2006 cars)
    • 0.19% fail on Electrical equipment (73% better than other 2006 cars)
      • 0.19% fail on Horn
      • 0.038% fail on Battery(ies)
    • 0.15% fail on Front and rear fog lamps (82% better than other 2006 cars)
      • 0.11% fail on Rear fog lamp (86% better than other 2006 cars)
        • 0.11% fail on Rear fog lamp (86% better than other 2006 cars)
      • 0.038% fail on Front fog lamps
        • 0.038% fail on Front fog lamps
    • 0.038% fail on Rear reflectors
  • 4.7% fail on Noise, emissions and leaks (23% better than other 2006 cars)
    • 4.2% fail on Exhaust emissions (27% better than other 2006 cars)
      • 2.6% fail on Compression ignition (58% worse than other 2006 cars)
        • 1.6% fail on Pre 01/07/2008 Turbo (70% worse than other 2006 cars)
        • 0.90% fail on Malfunction indicator lamp (96% worse than other 2006 cars)
        • 0.11% fail on Emissions not tested
        • 0.075% fail on On or after 01/01/2014
        • 0.038% fail on On or after 01/07/2008
      • 1.7% fail on Spark ignition (61% better than other 2006 cars)
        • 1.5% fail on Malfunction indicator lamp (35% better than other 2006 cars)
        • 0.15% fail on Catalyst emissions (92% better than other 2006 cars)
    • 0.60% fail on Fluid leaks
      • 0.56% fail on Engine oil leaks
      • 0.038% fail on Transmission oil leaks
  • 3.5% fail on Steering
    • 3.2% fail on Steering linkage components
      • 2.9% fail on Track rod end
      • 0.38% fail on Ball joint
      • 0.075% fail on Drag link end
      • 0.038% fail on Other components
        • 0.038% fail on Steering component
    • 0.19% fail on Power steering
      • 0.15% fail on Operation
      • 0.038% fail on Pipes and hoses
    • 0.038% fail on Steering gear
      • 0.038% fail on Steering rack
    • 0.038% fail on Prescribed areas
    • 0.038% fail on Steering play
      • 0.038% fail on Steering rack
  • 2.3% fail on Visibility (66% better than other 2006 cars)
    • 1.2% fail on Wipers (64% better than other 2006 cars)
    • 1.1% fail on Washers (67% better than other 2006 cars)
    • 0.075% fail on Condition of glass
      • 0.075% fail on Windscreen
    • 0.075% fail on View to rear
      • 0.075% fail on Mirrors
    • 0.038% fail on Bonnet
  • 2.1% fail on Body, chassis, structure (71% better than other 2006 cars)
    • 1.5% fail on Exhaust system (45% better than other 2006 cars)
    • 0.19% fail on Doors
      • 0.15% fail on Other passenger's door
        • 0.15% fail on Door condition
      • 0.038% fail on Front passenger's door
        • 0.038% fail on Door condition
    • 0.15% fail on Fuel system
      • 0.075% fail on Tank
      • 0.075% fail on Fuel cap/sealing device
    • 0.075% fail on Engine mounting
      • 0.075% fail on Engine mounting condition
    • 0.075% fail on Body
      • 0.075% fail on Other body component
    • 0.075% fail on Undertray
    • 0.038% fail on Transmission
      • 0.038% fail on Prop shafts
        • 0.038% fail on Flexible couplings
    • 0.038% fail on Seats
      • 0.038% fail on Driver's seat
  • 1.5% fail on Road Wheels (190% worse than other 2006 cars)
    • 0.79% fail on Condition (4 times worse than other 2006 cars)
    • 0.75% fail on Attachment (96% worse than other 2006 cars)
  • 0.90% fail on Identification of the vehicle
    • 0.90% fail on Registration plates
  • 0.53% fail on Seat belts and supplementary restraint systems (76% better than other 2006 cars)
    • 0.45% fail on SRS malfunction indicator lamp (62% better than other 2006 cars)
    • 0.075% fail on Seat belts (92% better than other 2006 cars)
      • 0.075% fail on Condition (84% better than other 2006 cars)
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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