Mercedes-Benz CLS MOT Results

Registered in 2005
69.5% pass rate
from 1,267 tests in 2021
(32% better than other 2005 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 2005 cars and highlighted areas where the Mercedes-Benz CLS is unusually good or bad.

  • 9.3% fail on Suspension (46% better than other 2005 cars)
    • 6.9% fail on Suspension arms
      • 4.4% fail on Ball joint (87% worse than other 2005 cars)
      • 1.9% fail on Ball joint dust cover (110% worse than other 2005 cars)
      • 1.1% fail on Pins and bushes (58% better than other 2005 cars)
      • 0.079% fail on Suspension arm
    • 1.3% fail on Springs (71% better than other 2005 cars)
      • 1.3% fail on Coil springs (71% better than other 2005 cars)
        • 1.3% fail on Coil spring (71% better than other 2005 cars)
    • 0.63% fail on Other suspension component
      • 0.47% fail on Ball joint
      • 0.16% fail on Ball joint dust cover
    • 0.39% fail on Wheel bearings (73% better than other 2005 cars)
    • 0.32% fail on Air/gas/fluid suspension (8 times worse than other 2005 cars)
      • 0.079% fail on Operation
      • 0.079% fail on Suspension unit
      • 0.079% fail on Bellows
      • 0.079% fail on Levelling valve
    • 0.24% fail on Shock absorbers (73% better than other 2005 cars)
    • 0.16% fail on Anti-roll bars (97% better than other 2005 cars)
      • 0.079% fail on Linkage
      • 0.079% fail on Linkage ball joints
    • 0.16% fail on Component mounting prescribed areas (91% better than other 2005 cars)
    • 0.079% fail on Suspension rods
      • 0.079% fail on Ball joint
    • 0.079% fail on Sub-frames
      • 0.079% fail on Ball joint
  • 8.1% fail on Lamps, reflectors and electrical equipment (50% better than other 2005 cars)
    • 4.1% fail on Headlamps
      • 4.0% fail on Headlamp
      • 0.24% fail on Headlamp levelling device
    • 2.1% fail on Headlamp aim (43% better than other 2005 cars)
      • 1.9% fail on Headlamp aim (40% better than other 2005 cars)
      • 0.16% fail on Headlamp aim not tested
    • 1.1% fail on Direction indicators (58% better than other 2005 cars)
      • 1.1% fail on Flashing type (58% better than other 2005 cars)
        • 0.63% fail on Individual direction indicators (64% better than other 2005 cars)
        • 0.47% fail on Side repeaters
    • 0.79% fail on Registration plate lamp(s) (65% better than other 2005 cars)
    • 0.63% fail on Stop lamp (85% better than other 2005 cars)
    • 0.24% fail on Electrical equipment
      • 0.24% fail on Horn
    • 0.16% fail on Front and rear fog lamps (85% better than other 2005 cars)
      • 0.16% fail on Rear fog lamp (85% better than other 2005 cars)
        • 0.16% fail on Rear fog lamp (85% better than other 2005 cars)
    • 0.079% fail on Position lamps
      • 0.079% fail on All position lamps
  • 7.5% fail on Brakes (44% better than other 2005 cars)
    • 3.1% fail on Rigid brake pipes
    • 2.4% fail on Brake performance (67% better than other 2005 cars)
      • 1.4% fail on Parking brake efficiency (sp) (66% better than other 2005 cars)
        • 1.4% fail on Rbt (sp) (63% better than other 2005 cars)
      • 0.71% fail on Parking brake performance (56% better than other 2005 cars)
        • 0.71% fail on Rbt
          • 0.47% fail on Parking brake performance (65% better than other 2005 cars)
          • 0.24% fail on Parking (secondary brake performance)
      • 0.63% fail on Service brake performance (79% better than other 2005 cars)
        • 0.63% fail on Rbt (78% better than other 2005 cars)
          • 0.55% fail on Service brake performance (78% better than other 2005 cars)
          • 0.16% fail on Service brake imbalance
      • 0.39% fail on Service Brake Efficiency (sp)
        • 0.39% fail on Rbt (sp)
          • 0.32% fail on Service brake imbalance
          • 0.24% fail on Service brake performance
      • 0.16% fail on Brake performance not tested
    • 1.4% fail on ABS / EBS / ESC
      • 1.1% fail on Anti-lock braking system
      • 0.63% fail on Electronic stability control
    • 1.3% fail on Mechanical brake components (60% better than other 2005 cars)
      • 1.1% fail on Brake linings and pads
        • 1.1% fail on Brake pads
      • 0.39% fail on Brake discs and drums (68% better than other 2005 cars)
        • 0.32% fail on Brake discs (74% better than other 2005 cars)
        • 0.079% fail on Brake drums
    • 0.079% fail on Air and vacuum systems
      • 0.079% fail on Servos
    • 0.079% fail on Parking brake control
      • 0.079% fail on Lever
    • 0.079% fail on Hydraulic systems
      • 0.079% fail on Brake fluid
    • 0.079% fail on Flexible brake hoses
    • 0.079% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.079% fail on Hydraulic brake callipers
  • 6.6% fail on Tyres
    • 4.1% fail on Condition
    • 3.2% fail on Tread depth
    • 0.16% fail on Size/type
  • 5.1% fail on Noise, emissions and leaks
    • 4.8% fail on Exhaust emissions
      • 3.9% fail on Spark ignition
        • 3.8% fail on Malfunction indicator lamp
        • 0.16% fail on Catalyst emissions (93% better than other 2005 cars)
        • 0.079% fail on Emission control equipment
          • 0.079% fail on Catalytic converter
      • 0.95% fail on Compression ignition
        • 0.47% fail on Pre 01/07/2008 Turbo
        • 0.39% fail on Malfunction indicator lamp
        • 0.079% fail on Pre 01/07/2008 Non turbo
    • 0.24% fail on Fluid leaks
      • 0.24% fail on Engine oil leaks
  • 2.7% fail on Steering
    • 2.1% fail on Steering linkage components
      • 1.9% fail on Track rod end
      • 0.32% fail on Ball joint
    • 0.24% fail on Steering gear
      • 0.24% fail on Steering rack
    • 0.24% fail on Power steering
      • 0.24% fail on Operation
    • 0.16% fail on Electronic power steering
  • 2.4% fail on Visibility (67% better than other 2005 cars)
    • 1.5% fail on Wipers (60% better than other 2005 cars)
    • 0.87% fail on Washers (76% better than other 2005 cars)
    • 0.079% fail on View to rear
      • 0.079% fail on Mirrors
  • 2.4% fail on Body, chassis, structure (71% better than other 2005 cars)
    • 2.3% fail on Exhaust system
    • 0.16% fail on Transmission (96% better than other 2005 cars)
      • 0.16% fail on Prop shafts
        • 0.16% fail on Flexible couplings (13 times worse than other 2005 cars)
    • 0.079% fail on Doors
      • 0.079% fail on Driver's door
        • 0.079% fail on Door condition
  • 2.1% fail on Road Wheels (3 times worse than other 2005 cars)
    • 1.3% fail on Condition (11 times worse than other 2005 cars)
    • 0.79% fail on Attachment
  • 0.32% fail on Identification of the vehicle
    • 0.32% fail on Registration plates
  • 0.32% fail on Seat belts and supplementary restraint systems (89% better than other 2005 cars)
    • 0.24% fail on SRS malfunction indicator lamp (84% better than other 2005 cars)
    • 0.079% fail on Seat belts
      • 0.079% 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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