Mercedes-Benz SL MOT Results

Registered in 1980
72.0% pass rate
from 82 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 1980 cars and highlighted areas where the Mercedes-Benz SL is unusually good or bad.

  • 11% fail on Lamps, reflectors and electrical equipment
    • 7.3% fail on Headlamp aim
      • 7.3% fail on Headlamp aim
    • 3.7% fail on Position lamps
      • 3.7% fail on Position lamp
    • 1.2% fail on Headlamps
      • 1.2% fail on Headlamp
    • 1.2% fail on Stop lamp
    • 1.2% fail on Electrical equipment
      • 1.2% fail on Horn
  • 9.8% fail on Brakes
    • 7.3% fail on Brake performance
      • 6.1% fail on Service Brake Efficiency (sp)
        • 6.1% fail on Rbt (sp)
          • 4.9% fail on Service brake performance (2 times worse than other 1980 cars)
          • 3.7% fail on Service brake imbalance
      • 4.9% fail on Service brake performance
        • 4.9% fail on Rbt
          • 4.9% fail on Service brake performance
      • 1.2% fail on Parking brake efficiency (sp)
        • 1.2% fail on Rbt (sp)
    • 2.4% fail on Rigid brake pipes
    • 1.2% fail on Service brake pedal or hand lever
      • 1.2% fail on Pedal
    • 1.2% fail on Mechanical brake components
      • 1.2% fail on Brake linings and pads
        • 1.2% fail on Brake pads
  • 7.3% fail on Visibility
    • 6.1% fail on Washers
    • 1.2% fail on Wipers
  • 7.3% fail on Suspension
    • 6.1% fail on Component mounting prescribed areas
    • 1.2% fail on Wheel bearings
    • 1.2% fail on Sub-frames
      • 1.2% fail on Pins and bushes
  • 4.9% fail on Body, chassis, structure
    • 2.4% fail on Exhaust system
    • 1.2% fail on Integral vehicle structure
      • 1.2% fail on Integral vehicle structure condition
    • 1.2% fail on Doors
      • 1.2% fail on Front passenger's door
        • 1.2% fail on Door condition
  • 3.7% fail on Noise, emissions and leaks
    • 3.7% fail on Exhaust emissions
      • 3.7% fail on Spark ignition
        • 3.7% fail on Non catalyst emissions
  • 2.4% fail on Steering
    • 1.2% fail on Steering gear
      • 1.2% fail on Steering box
    • 1.2% fail on Power steering
      • 1.2% fail on Other components
    • 1.2% fail on Steering play
      • 1.2% fail on Steering box
  • 1.2% fail on Identification of the vehicle
    • 1.2% fail on Registration plates
  • 1.2% fail on Seat belts and supplementary restraint systems
    • 1.2% fail on Seat belts
      • 1.2% fail on Prescribed areas
      • 1.2% fail on Condition
  • 1.2% fail on Tyres
    • 1.2% fail on Condition

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