Mercedes-Benz SL MOT Results

Registered in 1981
72.7% pass rate
from 66 tests in 2020
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 1981 cars and highlighted areas where the Mercedes-Benz SL is unusually good or bad.

  • 12% fail on Brakes
    • 9.1% fail on Brake performance
      • 6.1% fail on Service brake performance
        • 6.1% fail on Rbt
          • 6.1% fail on Service brake performance
      • 3.0% fail on Parking brake efficiency (sp)
        • 3.0% fail on Rbt (sp)
    • 3.0% fail on Flexible brake hoses
    • 1.5% fail on Parking brake control
      • 1.5% fail on Lever
  • 9.1% fail on Lamps, reflectors and electrical equipment
    • 7.6% fail on Headlamp aim
      • 7.6% fail on Headlamp aim
    • 1.5% fail on Headlamps
      • 1.5% fail on Headlamp levelling device
    • 1.5% fail on Position lamps
      • 1.5% fail on Position lamp
    • 1.5% fail on Direction indicators
      • 1.5% fail on Flashing type
        • 1.5% fail on All direction indicators
    • 1.5% fail on Registration plate lamp(s)
  • 9.1% fail on Body, chassis, structure
    • 6.1% fail on Integral vehicle structure (4 times worse than other 1981 cars)
      • 6.1% fail on Integral vehicle structure condition (4 times worse than other 1981 cars)
    • 3.0% fail on Exhaust system
    • 1.5% fail on Chassis
      • 1.5% fail on Chassis condition
    • 1.5% fail on Fuel system
      • 1.5% fail on Fuel cap/sealing device
  • 7.6% fail on Visibility
    • 7.6% fail on Washers
    • 1.5% fail on Wipers
  • 7.6% fail on Suspension
    • 3.0% fail on Component mounting prescribed areas
    • 1.5% fail on Wheel bearings
    • 1.5% fail on Suspension arms
      • 1.5% fail on Attachment bracket and mounting
      • 1.5% fail on Pins and bushes
    • 1.5% fail on Anti-roll bars
      • 1.5% fail on Linkage pins and bushes
    • 1.5% fail on Sub-frames
      • 1.5% fail on Sub-frame
  • 3.0% fail on Steering
    • 3.0% fail on Steering linkage components
      • 3.0% fail on Track rod end
  • 3.0% fail on Noise, emissions and leaks
    • 3.0% fail on Exhaust emissions
      • 3.0% fail on Spark ignition
        • 3.0% fail on Non catalyst emissions
  • 1.5% fail on Identification of the vehicle
    • 1.5% fail on Registration plates

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