Mercedes-Benz SL-Class MOT Results

Registered in 2003
69.6% pass rate
from 79 tests in 2017
(37% better than other 2003 cars)
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 2003 cars and highlighted areas where the Mercedes-Benz SL-Class is unusually good or bad.

  • 14% fail on Suspension
    • 6.3% fail on Shock absorbers (3 times worse than other 2003 cars)
      • 6.3% fail on Condition (3 times worse than other 2003 cars)
    • 3.8% fail on Suspension arms
      • 3.8% fail on Pins/bushes/ball joints
    • 2.5% fail on Fluid suspension (80 times worse than other 2003 cars)
      • 2.5% fail on Suspension unit (168 times worse than other 2003 cars)
    • 2.5% fail on Wheel bearings
      • 2.5% fail on Front
    • 1.3% fail on Front suspension joints
  • 13% fail on Tyres
    • 8.9% fail on Condition
    • 3.8% fail on Tread depth
  • 7.6% fail on Lamps, Reflectors and Electrical Equipment (71% better than other 2003 cars)
    • 2.5% fail on Headlamps
      • 1.3% fail on Headlamp defects which don't require an aim check on retest
        • 1.3% fail on Headlamp cleaning device
      • 1.3% fail on Headlamp
    • 2.5% fail on Headlamp aim
    • 1.3% fail on Registration plate lamp
    • 1.3% fail on Stop lamp
  • 6.3% fail on Brakes
    • 5.1% fail on Hydraulic systems
      • 5.1% fail on Components
        • 3.8% fail on Pipes
        • 1.3% fail on Hoses
    • 1.3% fail on Hub components
      • 1.3% fail on Brake discs
  • 2.5% fail on Steering
    • 2.5% fail on Steering system
      • 2.5% fail on Track rod end
      • 1.3% fail on Free play
        • 1.3% fail on Steering rack
  • 2.5% fail on Driver's view of the road
    • 1.3% fail on Wipers
    • 1.3% fail on Mirrors
  • 2.5% fail on Registration plates and VIN
    • 2.5% fail on Registration plate
  • 1.3% fail on Road Wheels
    • 1.3% fail on Attachment
  • 1.3% fail on Seat Belts and Supplementary Restraint Systems
    • 1.3% fail on Supplementary restraint systems
      • 1.3% fail on SRS Malfunction Indicator Lamp
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