Mercedes-Benz SL MOT Results

Registered in 1994
77.2% pass rate
from 501 tests in 2020
(41% better than other 1994 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 1994 cars and highlighted areas where the Mercedes-Benz SL is unusually good or bad.

  • 9.0% fail on Lamps, reflectors and electrical equipment (43% better than other 1994 cars)
    • 2.8% fail on Direction indicators
      • 2.8% fail on Flashing type
        • 1.4% fail on Side repeaters
        • 1.2% fail on Individual direction indicators
        • 0.20% fail on All direction indicators
        • 0.20% fail on Switch
    • 2.2% fail on Stop lamp
    • 2.0% fail on Headlamp aim
      • 1.8% fail on Headlamp aim
      • 0.20% fail on Headlamp aim not tested
    • 1.6% fail on Front and rear fog lamps
      • 1.6% fail on Rear fog lamp
        • 1.6% fail on Rear fog lamp
    • 1.00% fail on Headlamps (65% better than other 1994 cars)
      • 1.00% fail on Headlamp
    • 1.00% fail on Position lamps
      • 1.00% fail on Position lamp
    • 0.80% fail on Electrical equipment
      • 0.80% fail on Horn
    • 0.20% fail on Registration plate lamp(s)
    • 0.20% fail on Mandatory tell-tales
      • 0.20% fail on Rear fog lamp tell-tale
  • 5.6% fail on Brakes (52% better than other 1994 cars)
    • 2.2% fail on Brake performance (69% better than other 1994 cars)
      • 1.2% fail on Parking brake efficiency (sp)
        • 1.2% fail on Rbt (sp)
      • 0.60% fail on Service Brake Efficiency (sp) (80% better than other 1994 cars)
        • 0.60% fail on Rbt (sp) (79% better than other 1994 cars)
          • 0.60% fail on Service brake performance
      • 0.40% fail on Brake performance not tested
      • 0.20% fail on Service brake performance
        • 0.20% fail on Rbt
          • 0.20% fail on Service brake imbalance
    • 1.6% fail on Rigid brake pipes
    • 1.6% fail on Mechanical brake components
      • 1.6% fail on Brake linings and pads
        • 1.6% fail on Brake pads
      • 0.20% fail on Brake discs and drums
        • 0.20% fail on Brake discs
    • 0.80% fail on ABS / EBS / ESC
      • 0.80% fail on Anti-lock braking system
      • 0.20% fail on Electronic stability control
    • 0.60% fail on Hydraulic systems
      • 0.40% fail on Brake fluid
      • 0.20% fail on Master cylinder
    • 0.20% fail on Service brake pedal or hand lever
      • 0.20% fail on Pedal
    • 0.20% fail on Parking brake control
      • 0.20% fail on Lever
  • 4.4% fail on Visibility
    • 2.6% fail on Wipers
    • 1.4% fail on Washers (60% better than other 1994 cars)
    • 0.80% fail on Bonnet (4 times worse than other 1994 cars)
  • 3.4% fail on Noise, emissions and leaks (56% better than other 1994 cars)
    • 2.8% fail on Exhaust emissions (60% better than other 1994 cars)
      • 2.8% fail on Spark ignition (55% better than other 1994 cars)
        • 2.6% fail on Catalyst emissions
        • 0.20% fail on Emissions not tested
    • 0.80% fail on Fluid leaks
      • 0.40% fail on Engine oil leaks
      • 0.20% fail on Hydraulic fluid leaks
      • 0.20% fail on Other leaks
  • 3.0% fail on Tyres
    • 1.4% fail on Condition
    • 1.4% fail on Tread depth
    • 0.20% fail on Size/type
  • 2.6% fail on Body, chassis, structure (77% better than other 1994 cars)
    • 1.2% fail on Exhaust system (65% better than other 1994 cars)
    • 0.60% fail on Fuel system
      • 0.40% fail on System
      • 0.20% fail on Pipe
    • 0.60% fail on Seats
      • 0.40% fail on Driver's seat
      • 0.20% fail on Passenger's seat
    • 0.20% fail on Transmission
      • 0.20% fail on Prop shafts
        • 0.20% fail on Prop shaft
  • 2.2% fail on Steering
    • 1.4% fail on Steering linkage components
      • 0.80% fail on Track rod end
      • 0.40% fail on Drag link end
      • 0.20% fail on Ball joint
    • 0.80% fail on Power steering
      • 0.40% fail on Pipes and hoses
      • 0.40% fail on Other components
  • 2.2% fail on Suspension (82% better than other 1994 cars)
    • 1.00% fail on Suspension arms (67% better than other 1994 cars)
      • 1.00% fail on Ball joint dust cover
    • 0.40% fail on Wheel bearings
    • 0.40% fail on Anti-roll bars (81% better than other 1994 cars)
      • 0.20% fail on Attachment bracket and mounting
      • 0.20% fail on Linkage pins and bushes
    • 0.20% fail on Springs
      • 0.20% fail on Coil springs
        • 0.20% fail on Coil spring
    • 0.20% fail on Sub-frames
      • 0.20% fail on Attachment bracket and mounting
  • 1.00% fail on Seat belts and supplementary restraint systems (73% better than other 1994 cars)
    • 1.00% fail on SRS malfunction indicator lamp
  • 0.60% fail on Identification of the vehicle
    • 0.60% fail on Registration plates

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