Mercedes-Benz SL MOT Results

Registered in 2013
85.7% pass rate
from 1,144 tests in 2021
(52% better than other 2013 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 2013 cars and highlighted areas where the Mercedes-Benz SL is unusually good or bad.

  • 3.1% fail on Noise, emissions and leaks (84% worse than other 2013 cars)
    • 2.9% fail on Exhaust emissions (77% worse than other 2013 cars)
      • 2.7% fail on Spark ignition (160% worse than other 2013 cars)
        • 2.4% fail on Malfunction indicator lamp (3 times worse than other 2013 cars)
        • 0.35% fail on Catalyst emissions
      • 0.17% fail on Compression ignition
        • 0.17% fail on Malfunction indicator lamp
    • 0.17% fail on Fluid leaks
      • 0.17% fail on Engine oil leaks
    • 0.087% fail on Noise suppression
      • 0.087% fail on Undertray
  • 3.0% fail on Tyres (42% better than other 2013 cars)
    • 2.5% fail on Condition
    • 0.52% fail on Tread depth (81% better than other 2013 cars)
  • 2.6% fail on Lamps, reflectors and electrical equipment (67% better than other 2013 cars)
    • 1.4% fail on Headlamp aim
      • 1.3% fail on Headlamp aim
      • 0.087% fail on Headlamp aim not tested
    • 0.61% fail on Headlamps (71% better than other 2013 cars)
      • 0.35% fail on Headlamp (82% better than other 2013 cars)
      • 0.26% fail on Headlamp cleaning device (3 times worse than other 2013 cars)
    • 0.61% fail on Direction indicators
      • 0.61% fail on Flashing type
        • 0.44% fail on Side repeaters
        • 0.17% fail on Individual direction indicators
    • 0.17% fail on Front and rear fog lamps
      • 0.17% fail on Rear fog lamp
        • 0.17% fail on Rear fog lamp
  • 1.7% fail on Brakes (66% better than other 2013 cars)
    • 1.0% fail on Rigid brake pipes (2 times worse than other 2013 cars)
    • 0.35% fail on Brake performance (83% better than other 2013 cars)
      • 0.17% fail on Service brake performance (85% better than other 2013 cars)
        • 0.087% fail on Rbt
          • 0.087% fail on Service brake performance
        • 0.087% fail on Plate brake tester
          • 0.087% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.17% fail on Brake performance not tested
    • 0.35% fail on ABS / EBS / ESC
      • 0.35% fail on Anti-lock braking system
      • 0.26% fail on Electronic stability control
    • 0.17% fail on Mechanical brake components (93% better than other 2013 cars)
      • 0.17% fail on Brake linings and pads (91% better than other 2013 cars)
        • 0.17% fail on Brake pads (91% better than other 2013 cars)
    • 0.087% fail on Flexible brake hoses
  • 1.5% fail on Suspension (80% better than other 2013 cars)
    • 1.0% fail on Suspension arms (58% better than other 2013 cars)
      • 1.0% fail on Ball joint
    • 0.17% fail on Springs (95% better than other 2013 cars)
      • 0.17% fail on Coil springs (95% better than other 2013 cars)
        • 0.17% fail on Coil spring (95% better than other 2013 cars)
    • 0.087% fail on Shock absorbers
    • 0.087% fail on Sub-frames
      • 0.087% fail on Sub-frame
    • 0.087% fail on Air/gas/fluid suspension
      • 0.087% fail on Suspension unit
  • 1.1% fail on Visibility (73% better than other 2013 cars)
    • 0.70% fail on Washers (64% better than other 2013 cars)
    • 0.44% fail on Wipers (80% better than other 2013 cars)
    • 0.087% fail on Condition of glass
      • 0.087% fail on Windscreen
  • 0.96% fail on Identification of the vehicle (2 times worse than other 2013 cars)
    • 0.96% fail on Registration plates (2 times worse than other 2013 cars)
  • 0.44% fail on Road Wheels
    • 0.44% fail on Condition (5 times worse than other 2013 cars)
  • 0.087% fail on Body, chassis, structure
    • 0.087% fail on Exhaust system
  • 0.087% fail on Seat belts and supplementary restraint systems
    • 0.087% fail on SRS malfunction indicator lamp

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