Mercedes-Benz CLS MOT Results

Registered in 2008
65.1% pass rate
from 2,070 tests in 2020
(12% better than other 2008 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 2008 cars and highlighted areas where the Mercedes-Benz CLS is unusually good or bad.

  • 14% fail on Suspension
    • 9.0% fail on Suspension arms (110% worse than other 2008 cars)
      • 6.9% fail on Ball joint (2 times worse than other 2008 cars)
      • 2.2% fail on Ball joint dust cover (3 times worse than other 2008 cars)
      • 0.97% fail on Pins and bushes (55% better than other 2008 cars)
    • 2.8% fail on Springs (42% better than other 2008 cars)
      • 2.8% fail on Coil springs (42% better than other 2008 cars)
        • 2.8% fail on Coil spring (42% better than other 2008 cars)
    • 2.2% fail on Other suspension component (6 times worse than other 2008 cars)
      • 1.9% fail on Ball joint (11 times worse than other 2008 cars)
      • 0.43% fail on Ball joint dust cover (9 times worse than other 2008 cars)
      • 0.048% fail on Attachment bracket and mounting
    • 0.68% fail on Wheel bearings
    • 0.29% fail on Shock absorbers (83% better than other 2008 cars)
    • 0.097% fail on Anti-roll bars (98% better than other 2008 cars)
      • 0.048% fail on Linkage pins and bushes
      • 0.048% fail on Linkage ball joints
  • 11% fail on Brakes
    • 6.6% fail on Rigid brake pipes (4 times worse than other 2008 cars)
    • 2.6% fail on Brake performance (43% better than other 2008 cars)
      • 1.6% fail on Parking brake efficiency (sp)
        • 1.6% fail on Rbt (sp)
      • 0.77% fail on Service brake performance (66% better than other 2008 cars)
        • 0.77% fail on Rbt (65% better than other 2008 cars)
          • 0.72% fail on Service brake performance (61% better than other 2008 cars)
          • 0.048% fail on Service brake imbalance
      • 0.39% fail on Parking brake performance (58% better than other 2008 cars)
        • 0.34% fail on Rbt (62% better than other 2008 cars)
          • 0.29% fail on Parking brake performance (63% better than other 2008 cars)
          • 0.048% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
        • 0.048% fail on Plate brake tester
          • 0.048% fail on Parking brake performance
      • 0.19% fail on Service Brake Efficiency (sp)
        • 0.19% fail on Rbt (sp)
          • 0.19% fail on Service brake performance
      • 0.097% fail on Brake performance not tested
    • 1.7% fail on Mechanical brake components (51% better than other 2008 cars)
      • 1.4% fail on Brake linings and pads (43% better than other 2008 cars)
        • 1.4% fail on Brake pads (43% better than other 2008 cars)
      • 0.24% fail on Brake discs and drums (80% better than other 2008 cars)
        • 0.19% fail on Brake discs (84% better than other 2008 cars)
        • 0.048% fail on Brake drums
    • 0.92% fail on ABS / EBS / ESC
      • 0.58% fail on Electronic stability control (150% worse than other 2008 cars)
      • 0.43% fail on Anti-lock braking system
    • 0.19% fail on Parking brake control
      • 0.19% fail on Lever
    • 0.19% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.19% fail on Hydraulic brake callipers
    • 0.14% fail on Flexible brake hoses
    • 0.097% fail on Service brake pedal or hand lever
      • 0.097% fail on Pedal
    • 0.097% fail on Hydraulic systems
      • 0.048% fail on Reservoirs
      • 0.048% fail on Brake fluid
    • 0.097% fail on Other components and prescribed areas
      • 0.048% fail on Other components
      • 0.048% fail on Additional braking device
  • 8.9% fail on Tyres (26% worse than other 2008 cars)
    • 5.3% fail on Condition (70% worse than other 2008 cars)
    • 4.3% fail on Tread depth
    • 0.19% fail on Size/type
    • 0.048% fail on Tyre pressure monitoring system
  • 8.8% fail on Lamps, reflectors and electrical equipment (44% better than other 2008 cars)
    • 3.9% fail on Headlamp aim
      • 3.6% fail on Headlamp aim
      • 0.29% fail on Headlamp aim not tested
    • 2.6% fail on Headlamps
      • 2.4% fail on Headlamp (31% better than other 2008 cars)
      • 0.19% fail on Headlamp levelling device
    • 1.2% fail on Direction indicators (39% better than other 2008 cars)
      • 1.2% fail on Flashing type (39% better than other 2008 cars)
        • 0.72% fail on Side repeaters
        • 0.43% fail on Individual direction indicators (67% better than other 2008 cars)
        • 0.048% fail on All direction indicators
    • 1.1% fail on Registration plate lamp(s) (56% better than other 2008 cars)
    • 0.82% fail on Position lamps (72% better than other 2008 cars)
      • 0.82% fail on Position lamp (71% better than other 2008 cars)
    • 0.34% fail on Stop lamp (92% better than other 2008 cars)
    • 0.19% fail on Front and rear fog lamps
      • 0.19% fail on Rear fog lamp
        • 0.19% fail on Rear fog lamp
    • 0.097% fail on Electrical equipment (83% better than other 2008 cars)
      • 0.048% fail on Battery(ies)
      • 0.048% fail on Horn
  • 3.2% fail on Steering (43% worse than other 2008 cars)
    • 2.9% fail on Steering linkage components (71% worse than other 2008 cars)
      • 2.8% fail on Track rod end (76% worse than other 2008 cars)
      • 0.097% fail on Ball joint
      • 0.097% fail on Steering arm (8 times worse than other 2008 cars)
      • 0.048% fail on Drag link end
    • 0.24% fail on Power steering
      • 0.14% fail on Operation
      • 0.097% fail on Pipes and hoses
    • 0.097% fail on Steering play
      • 0.097% fail on Steering rack
    • 0.048% fail on Steering gear
      • 0.048% fail on Steering rack
  • 3.0% fail on Noise, emissions and leaks (40% better than other 2008 cars)
    • 2.7% fail on Exhaust emissions (44% better than other 2008 cars)
      • 2.2% fail on Compression ignition
        • 1.2% fail on Pre 01/07/2008 Turbo (120% worse than other 2008 cars)
        • 0.68% fail on Malfunction indicator lamp
        • 0.43% fail on On or after 01/07/2008
      • 0.48% fail on Spark ignition (84% better than other 2008 cars)
        • 0.39% fail on Malfunction indicator lamp (75% better than other 2008 cars)
        • 0.097% fail on Catalyst emissions (93% better than other 2008 cars)
    • 0.39% fail on Fluid leaks
      • 0.29% fail on Engine oil leaks
      • 0.048% fail on Transmission oil leaks
      • 0.048% fail on Other leaks
  • 2.9% fail on Visibility (51% better than other 2008 cars)
    • 1.8% fail on Washers (38% better than other 2008 cars)
    • 1.1% fail on Wipers (61% better than other 2008 cars)
    • 0.097% fail on Condition of glass
      • 0.097% fail on Windscreen
    • 0.048% fail on Driver's view
    • 0.048% fail on View to rear
      • 0.048% fail on Mirrors
  • 1.9% fail on Body, chassis, structure (66% better than other 2008 cars)
    • 1.3% fail on Exhaust system (38% better than other 2008 cars)
    • 0.39% fail on Fuel system
      • 0.14% fail on Pipe
      • 0.097% fail on Fuel cap/sealing device
      • 0.097% fail on System
      • 0.048% fail on Hose
    • 0.14% fail on Undertray
    • 0.048% fail on Transmission
      • 0.048% fail on Drive shafts
        • 0.048% fail on Joints
    • 0.048% fail on Body
      • 0.048% fail on Other body component
    • 0.048% fail on Seats
      • 0.048% fail on Driver's seat
  • 1.4% fail on Road Wheels (160% worse than other 2008 cars)
    • 0.87% fail on Condition (4 times worse than other 2008 cars)
    • 0.48% fail on Attachment
  • 0.48% fail on Seat belts and supplementary restraint systems (62% better than other 2008 cars)
    • 0.34% fail on SRS malfunction indicator lamp
    • 0.14% fail on Seat belts (75% better than other 2008 cars)
      • 0.14% fail on Condition
  • 0.43% fail on Identification of the vehicle
    • 0.43% fail on Registration plates
  • 0.048% fail on Speedometer and speed limiter
    • 0.048% fail on Speedometer
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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