Mercedes-Benz CLS MOT Results

Registered in 2008
65.9% pass rate
from 1,759 tests in 2021
(17% 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 (82% worse than other 2008 cars)
      • 6.7% fail on Ball joint (2 times worse than other 2008 cars)
      • 1.7% fail on Ball joint dust cover (150% worse than other 2008 cars)
      • 1.3% fail on Pins and bushes (45% better than other 2008 cars)
      • 0.23% fail on Suspension arm
      • 0.057% fail on Attachment bracket and mounting
    • 3.5% fail on Springs (42% better than other 2008 cars)
      • 3.5% fail on Coil springs (42% better than other 2008 cars)
        • 3.5% fail on Coil spring (41% better than other 2008 cars)
    • 1.8% fail on Other suspension component (4 times worse than other 2008 cars)
      • 1.5% fail on Ball joint (9 times worse than other 2008 cars)
      • 0.23% fail on Ball joint dust cover (3 times worse than other 2008 cars)
    • 0.28% fail on Wheel bearings (68% better than other 2008 cars)
    • 0.17% fail on Anti-roll bars (96% better than other 2008 cars)
      • 0.057% fail on Linkage
      • 0.057% fail on Linkage pins and bushes
      • 0.057% fail on Ball joint
    • 0.057% fail on Shock absorbers
    • 0.057% fail on Macpherson strut
      • 0.057% fail on Ball joint
    • 0.057% fail on Suspension rods
      • 0.057% fail on Suspension rod
    • 0.057% fail on Air/gas/fluid suspension
      • 0.057% fail on Other components
  • 10% fail on Brakes
    • 5.3% fail on Rigid brake pipes (2 times worse than other 2008 cars)
    • 3.6% fail on Brake performance (31% better than other 2008 cars)
      • 2.1% fail on Parking brake efficiency (sp)
        • 2.1% fail on Rbt (sp)
      • 1.2% fail on Service brake performance (53% better than other 2008 cars)
        • 1.1% fail on Rbt (55% better than other 2008 cars)
          • 1.1% fail on Service brake performance (48% better than other 2008 cars)
          • 0.057% fail on Service brake imbalance
        • 0.057% fail on Decelerometer
          • 0.057% fail on Service brake performance
      • 0.57% fail on Parking brake performance
        • 0.45% fail on Rbt
          • 0.34% fail on Parking brake performance (63% better than other 2008 cars)
          • 0.11% fail on Parking (secondary brake performance)
        • 0.11% fail on Plate brake tester
          • 0.057% fail on Parking brake performance
          • 0.057% fail on Parking (secondary brake performance)
      • 0.34% fail on Service Brake Efficiency (sp)
        • 0.34% fail on Rbt (sp)
          • 0.28% fail on Service brake performance
          • 0.057% fail on Service brake imbalance
      • 0.28% fail on Brake performance not tested
    • 2.0% fail on Mechanical brake components (37% better than other 2008 cars)
      • 1.4% fail on Brake linings and pads
        • 1.4% fail on Brake pads
      • 0.80% fail on Brake discs and drums
        • 0.74% fail on Brake discs
        • 0.057% fail on Brake drums
    • 0.68% fail on ABS / EBS / ESC
      • 0.45% fail on Electronic stability control
      • 0.34% fail on Anti-lock braking system
    • 0.23% fail on Service brake pedal or hand lever
      • 0.17% fail on Pedal
      • 0.057% fail on Hand lever
    • 0.23% fail on Flexible brake hoses
    • 0.11% fail on Hydraulic systems
      • 0.057% fail on Reservoirs
      • 0.057% fail on Brake fluid
    • 0.057% fail on Parking brake control
      • 0.057% fail on Lever
    • 0.057% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.057% fail on Hydraulic brake callipers
  • 8.4% fail on Tyres (29% worse than other 2008 cars)
    • 5.3% fail on Condition (76% worse than other 2008 cars)
    • 3.4% fail on Tread depth
    • 0.23% fail on Size/type
  • 7.4% fail on Lamps, reflectors and electrical equipment (45% better than other 2008 cars)
    • 2.7% fail on Headlamp aim
      • 2.4% fail on Headlamp aim
      • 0.28% fail on Headlamp aim not tested
    • 2.3% fail on Headlamps (35% better than other 2008 cars)
      • 2.1% fail on Headlamp (39% better than other 2008 cars)
      • 0.23% fail on Headlamp levelling device
    • 1.5% fail on Direction indicators
      • 1.5% fail on Flashing type
        • 0.80% fail on Side repeaters
        • 0.68% fail on Individual direction indicators
    • 1.3% fail on Registration plate lamp(s)
    • 0.63% fail on Stop lamp (84% better than other 2008 cars)
    • 0.23% fail on Front and rear fog lamps
      • 0.23% fail on Rear fog lamp
        • 0.23% fail on Rear fog lamp
    • 0.11% fail on Electrical equipment
      • 0.11% fail on Horn
    • 0.057% fail on Position lamps
      • 0.057% fail on Position lamp
    • 0.057% fail on Hazard warning
      • 0.057% fail on Switch
    • 0.057% fail on Rear reflectors
  • 3.8% fail on Visibility (39% better than other 2008 cars)
    • 2.3% fail on Washers
    • 1.6% fail on Wipers (43% better than other 2008 cars)
    • 0.057% fail on Condition of glass
      • 0.057% fail on Windscreen
  • 3.8% fail on Noise, emissions and leaks (31% better than other 2008 cars)
    • 3.5% fail on Exhaust emissions (32% better than other 2008 cars)
      • 2.8% fail on Compression ignition (74% worse than other 2008 cars)
        • 0.97% fail on Malfunction indicator lamp
        • 0.85% fail on Pre 01/07/2008 Turbo (110% worse than other 2008 cars)
        • 0.80% fail on On or after 01/07/2008
        • 0.23% fail on Emissions not tested
      • 0.74% fail on Spark ignition (79% better than other 2008 cars)
        • 0.63% fail on Malfunction indicator lamp (63% better than other 2008 cars)
        • 0.057% fail on Non catalyst emissions
        • 0.057% fail on Catalyst emissions
    • 0.34% fail on Fluid leaks
      • 0.34% fail on Engine oil leaks
      • 0.057% fail on Hydraulic fluid leaks
  • 2.6% fail on Steering
    • 2.4% fail on Steering linkage components
      • 2.2% fail on Track rod end
      • 0.23% fail on Ball joint
      • 0.057% fail on Drag link end
    • 0.11% fail on Steering gear
      • 0.11% fail on Steering rack
    • 0.057% fail on Power steering
      • 0.057% fail on Operation
    • 0.057% fail on Electronic power steering
  • 1.7% fail on Body, chassis, structure (72% better than other 2008 cars)
    • 0.80% fail on Exhaust system (66% better than other 2008 cars)
    • 0.51% fail on Fuel system
      • 0.34% fail on Pipe (6 times worse than other 2008 cars)
      • 0.11% fail on System (8 times worse than other 2008 cars)
      • 0.057% fail on Hose
    • 0.11% fail on Doors
      • 0.057% fail on Front passenger's door
        • 0.057% fail on Door condition
      • 0.057% fail on Other passenger's door
        • 0.057% fail on Door condition
    • 0.11% fail on Undertray
    • 0.057% fail on Transmission
      • 0.057% fail on Drive shafts
        • 0.057% fail on Joints
    • 0.057% fail on Engine mounting
      • 0.057% fail on Bracket
    • 0.057% fail on Body
      • 0.057% fail on Other body component
    • 0.057% fail on Boot lid
      • 0.057% fail on Boot lid condition
  • 1.6% fail on Road Wheels (2 times worse than other 2008 cars)
    • 0.91% fail on Condition (5 times worse than other 2008 cars)
    • 0.74% fail on Attachment
  • 0.74% fail on Identification of the vehicle
    • 0.74% fail on Registration plates
  • 0.57% fail on Seat belts and supplementary restraint systems (64% better than other 2008 cars)
    • 0.57% fail on SRS malfunction indicator lamp
    • 0.057% fail on Seat belts
      • 0.057% fail on Pre-tensioners
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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