Mercedes-Benz SL MOT Results

Registered in 1985
72.9% pass rate
from 170 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 1985 cars and highlighted areas where the Mercedes-Benz SL is unusually good or bad.

  • 10% fail on Lamps, reflectors and electrical equipment
    • 5.3% fail on Headlamp aim
      • 5.3% fail on Headlamp aim
    • 2.9% fail on Direction indicators
      • 2.9% fail on Flashing type
        • 2.4% fail on All direction indicators
        • 0.59% fail on Individual direction indicators
    • 2.4% fail on Electrical equipment
      • 1.2% fail on Battery(ies)
      • 1.2% fail on Horn
    • 1.8% fail on Position lamps
      • 1.8% fail on Position lamp
    • 1.2% fail on Stop lamp
    • 0.59% fail on Headlamps
      • 0.59% fail on Headlamp
    • 0.59% fail on Front and rear fog lamps
      • 0.59% fail on Rear fog lamp
        • 0.59% fail on Rear fog lamp
  • 8.2% fail on Brakes
    • 3.5% fail on Brake performance
      • 2.4% fail on Service brake performance
        • 2.4% fail on Rbt
          • 1.8% fail on Service brake performance
          • 0.59% fail on Service brake imbalance
      • 0.59% fail on Brake performance not tested
      • 0.59% fail on Parking brake efficiency (sp)
        • 0.59% fail on Rbt (sp)
    • 2.9% fail on ABS / EBS / ESC (30 times worse than other 1985 cars)
      • 2.9% fail on Anti-lock braking system (30 times worse than other 1985 cars)
    • 1.8% fail on Rigid brake pipes
    • 0.59% fail on Hydraulic systems
      • 0.59% fail on Brake fluid
    • 0.59% fail on Flexible brake hoses
    • 0.59% fail on Mechanical brake components
      • 0.59% fail on Brake linings and pads
        • 0.59% fail on Brake pads
  • 7.6% fail on Suspension
    • 5.3% fail on Component mounting prescribed areas
    • 1.8% fail on Springs
      • 1.2% fail on Coil springs
        • 1.2% fail on Coil spring
      • 0.59% fail on Spring mounting prescribed areas
    • 0.59% fail on Anti-roll bars
      • 0.59% fail on Ball joint
  • 7.1% fail on Body, chassis, structure
    • 2.9% fail on Integral vehicle structure
      • 2.9% fail on Integral vehicle structure condition
    • 1.2% fail on Chassis
      • 1.2% fail on Chassis condition
    • 1.2% fail on Exhaust system
    • 1.2% fail on Doors
      • 0.59% fail on Driver's door
        • 0.59% fail on Door condition
      • 0.59% fail on Front passenger's door
        • 0.59% fail on Door condition
    • 0.59% fail on Fuel system
      • 0.59% fail on Pipe
    • 0.59% fail on Transmission
      • 0.59% fail on Prop shafts
        • 0.59% fail on Flexible couplings
    • 0.59% fail on Seats
      • 0.59% fail on Driver's seat
    • 0.59% fail on Cabs
      • 0.59% fail on Prescribed areas
  • 5.3% fail on Visibility
    • 2.9% fail on Washers
    • 2.4% fail on Wipers
  • 2.4% fail on Noise, emissions and leaks
    • 2.4% fail on Exhaust emissions
      • 2.4% fail on Spark ignition
        • 2.4% fail on Non catalyst emissions
  • 1.8% fail on Identification of the vehicle
    • 1.8% fail on Registration plates
  • 1.8% fail on Seat belts and supplementary restraint systems
    • 1.8% fail on Seat belts
      • 1.8% fail on Condition
  • 1.2% fail on Steering
    • 1.2% fail on Steering play
      • 1.2% fail on Steering box
    • 0.59% fail on Steering linkage components
      • 0.59% fail on Track rod end
  • 0.59% fail on Seat belt installation check
    • 0.59% fail on Anchorages

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