Mercedes-Benz SL MOT Results

Registered in 1984
80.8% pass rate
from 172 tests in 2021
(33% better than other 1984 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 1984 cars and highlighted areas where the Mercedes-Benz SL is unusually good or bad.

  • 7.0% fail on Lamps, reflectors and electrical equipment
    • 4.1% fail on Headlamp aim
      • 4.1% fail on Headlamp aim
    • 1.2% fail on Headlamps
      • 0.58% fail on Headlamp
      • 0.58% fail on Headlamp levelling device
    • 1.2% fail on Front and rear fog lamps
      • 1.2% fail on Rear fog lamp
        • 1.2% fail on Rear fog lamp
    • 1.2% fail on Electrical equipment
      • 0.58% fail on Electrical wiring
      • 0.58% fail on Battery(ies)
      • 0.58% fail on Horn
    • 0.58% fail on Stop lamp
    • 0.58% fail on Direction indicators
      • 0.58% fail on Flashing type
        • 0.58% fail on All direction indicators
  • 6.4% fail on Body, chassis, structure
    • 2.9% fail on Exhaust system
    • 1.7% fail on Integral vehicle structure
      • 1.7% fail on Integral vehicle structure condition
    • 1.2% fail on Fuel system
      • 1.2% fail on Pipe
    • 0.58% fail on Chassis
      • 0.58% fail on Chassis condition
    • 0.58% fail on Bumpers
    • 0.58% fail on Body
      • 0.58% fail on Other body component
  • 5.2% fail on Brakes
    • 2.3% fail on Mechanical brake components
      • 1.2% fail on Brake linings and pads
        • 1.2% fail on Brake pads
      • 1.2% fail on Brake discs and drums
        • 1.2% fail on Brake discs
    • 2.3% fail on Brake performance
      • 1.7% fail on Service brake performance
        • 1.7% fail on Rbt
          • 1.7% fail on Service brake performance
          • 0.58% fail on Service brake imbalance
      • 0.58% fail on Service Brake Efficiency (sp)
        • 0.58% fail on Rbt (sp)
          • 0.58% fail on Service brake performance
    • 1.2% fail on ABS / EBS / ESC (10 times worse than other 1984 cars)
      • 1.2% fail on Anti-lock braking system (10 times worse than other 1984 cars)
    • 0.58% fail on Rigid brake pipes
    • 0.58% fail on Other components and prescribed areas
      • 0.58% fail on Prescribed areas
        • 0.58% fail on Master cylinder/servo mounting
  • 4.7% fail on Visibility
    • 3.5% fail on Washers
    • 1.7% fail on Wipers
  • 4.7% fail on Suspension
    • 1.7% fail on Component mounting prescribed areas
    • 1.2% fail on Shock absorbers
    • 0.58% fail on Springs
      • 0.58% fail on Coil springs
        • 0.58% fail on Coil spring
    • 0.58% fail on Anti-roll bars
      • 0.58% fail on Attachment bracket and mounting
    • 0.58% fail on Sub-frames
      • 0.58% fail on Attachment bracket and mounting
  • 2.9% fail on Noise, emissions and leaks
    • 1.7% fail on Fluid leaks
      • 1.2% fail on Engine oil leaks
      • 0.58% fail on Hydraulic fluid leaks
    • 1.2% fail on Exhaust emissions
      • 1.2% fail on Spark ignition
        • 0.58% fail on Non catalyst emissions
        • 0.58% fail on Emissions not tested
  • 2.3% fail on Steering
    • 1.7% fail on Steering linkage components
      • 1.7% fail on Track rod end
    • 0.58% fail on Steering gear
      • 0.58% fail on Steering box
    • 0.58% fail on Steering play
      • 0.58% fail on Steering box
  • 1.2% fail on Tyres
    • 1.2% fail on Condition
    • 0.58% fail on Tread depth
  • 0.58% fail on Seat belts and supplementary restraint systems
    • 0.58% fail on Seat belts
      • 0.58% fail on Prescribed areas

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