Mercedes-Benz SL MOT Results

Registered in 1997
79.9% pass rate
from 781 tests in 2020
(52% better than other 1997 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 1997 cars and highlighted areas where the Mercedes-Benz SL is unusually good or bad.

  • 10.0% fail on Lamps, reflectors and electrical equipment (38% better than other 1997 cars)
    • 5.2% fail on Direction indicators (99% worse than other 1997 cars)
      • 5.2% fail on Flashing type (99% worse than other 1997 cars)
        • 3.5% fail on Side repeaters (2 times worse than other 1997 cars)
        • 2.7% fail on Individual direction indicators
        • 0.13% fail on All direction indicators
    • 1.9% fail on Headlamp aim (50% better than other 1997 cars)
      • 1.9% fail on Headlamp aim (48% better than other 1997 cars)
    • 1.8% fail on Stop lamp (56% better than other 1997 cars)
    • 1.2% fail on Headlamps (62% better than other 1997 cars)
      • 1.0% fail on Headlamp (63% better than other 1997 cars)
      • 0.13% fail on Headlamp levelling device
    • 0.77% fail on Electrical equipment
      • 0.77% fail on Horn
    • 0.51% fail on Position lamps (78% better than other 1997 cars)
      • 0.51% fail on Position lamp (77% better than other 1997 cars)
    • 0.51% fail on Front and rear fog lamps (74% better than other 1997 cars)
      • 0.51% fail on Rear fog lamp (74% better than other 1997 cars)
        • 0.51% fail on Rear fog lamp (73% better than other 1997 cars)
    • 0.26% fail on Mandatory tell-tales
      • 0.13% fail on Main beam tell-tale
      • 0.13% fail on Rear fog lamp tell-tale
  • 4.7% fail on Brakes (64% better than other 1997 cars)
    • 2.0% fail on Rigid brake pipes
    • 2.0% fail on Brake performance (74% better than other 1997 cars)
      • 0.90% fail on Service Brake Efficiency (sp) (71% better than other 1997 cars)
        • 0.90% fail on Rbt (sp) (70% better than other 1997 cars)
          • 0.77% fail on Service brake performance
          • 0.13% fail on Service brake imbalance
      • 0.90% fail on Parking brake efficiency (sp) (75% better than other 1997 cars)
        • 0.77% fail on Rbt (sp) (78% better than other 1997 cars)
        • 0.13% fail on Decelerometer (sp)
      • 0.38% fail on Service brake performance (85% better than other 1997 cars)
        • 0.38% fail on Rbt (85% better than other 1997 cars)
          • 0.26% fail on Service brake performance (87% better than other 1997 cars)
          • 0.13% fail on Service brake imbalance
      • 0.13% fail on Brake performance not tested
    • 0.51% fail on Mechanical brake components (77% better than other 1997 cars)
      • 0.26% fail on Brake linings and pads (82% better than other 1997 cars)
        • 0.26% fail on Brake pads (82% better than other 1997 cars)
      • 0.26% fail on Brake discs and drums
        • 0.13% fail on Brake discs
        • 0.13% fail on Brake drums
    • 0.38% fail on Service brake pedal or hand lever
      • 0.38% fail on Pedal
    • 0.38% fail on Parking brake control
      • 0.38% fail on Lever
    • 0.26% fail on Hydraulic systems
      • 0.13% fail on Master cylinder
      • 0.13% fail on Reservoirs
    • 0.26% fail on ABS / EBS / ESC (80% better than other 1997 cars)
      • 0.26% fail on Anti-lock braking system (79% better than other 1997 cars)
    • 0.13% fail on Flexible brake hoses
  • 4.6% fail on Suspension (68% better than other 1997 cars)
    • 2.2% fail on Suspension arms (47% better than other 1997 cars)
      • 1.9% fail on Ball joint dust cover (170% worse than other 1997 cars)
      • 0.26% fail on Ball joint (86% better than other 1997 cars)
    • 1.3% fail on Anti-roll bars (55% better than other 1997 cars)
      • 0.77% fail on Pins and bushes
      • 0.26% fail on Attachment bracket and mounting
      • 0.13% fail on Linkage pins and bushes
      • 0.13% fail on Linkage attachment bracket and mounting
    • 0.64% fail on Springs
      • 0.64% fail on Coil springs
        • 0.64% fail on Coil spring
    • 0.51% fail on Other suspension component
      • 0.26% fail on Ball joint
      • 0.26% fail on Ball joint dust cover
    • 0.26% fail on Shock absorbers (82% better than other 1997 cars)
    • 0.26% fail on Macpherson strut
      • 0.13% fail on Attachment bracket and mounting
      • 0.13% fail on Pins and bushes
    • 0.13% fail on Wheel bearings
    • 0.13% fail on Air/gas/fluid suspension
      • 0.13% fail on Pipes
    • 0.13% fail on Component mounting prescribed areas
  • 3.5% fail on Visibility (52% better than other 1997 cars)
    • 2.3% fail on Wipers
    • 0.64% fail on Washers (80% better than other 1997 cars)
    • 0.38% fail on View to rear
      • 0.38% fail on Mirrors
    • 0.26% fail on Bonnet
  • 3.1% fail on Noise, emissions and leaks (63% better than other 1997 cars)
    • 2.4% fail on Exhaust emissions (68% better than other 1997 cars)
      • 2.4% fail on Spark ignition (65% better than other 1997 cars)
        • 2.0% fail on Catalyst emissions (64% better than other 1997 cars)
        • 0.26% fail on Emission control equipment
          • 0.26% fail on Catalytic converter
        • 0.13% fail on Emissions not tested
    • 0.64% fail on Fluid leaks
      • 0.64% fail on Engine oil leaks
  • 2.3% fail on Steering
    • 1.9% fail on Steering linkage components
      • 1.3% fail on Track rod end
      • 0.51% fail on Ball joint
      • 0.26% fail on Drag link end
    • 0.38% fail on Power steering
      • 0.13% fail on Operation
      • 0.13% fail on Pipes and hoses
      • 0.13% fail on Rams
      • 0.13% fail on Other components
  • 1.8% fail on Body, chassis, structure (84% better than other 1997 cars)
    • 0.51% fail on Exhaust system (86% better than other 1997 cars)
    • 0.38% fail on Fuel system
      • 0.26% fail on Fuel cap/sealing device
      • 0.13% fail on System
    • 0.38% fail on Body
      • 0.26% fail on Other body component
      • 0.13% fail on Panel
    • 0.26% fail on Seats
      • 0.26% fail on Driver's seat
    • 0.13% fail on Integral vehicle structure
      • 0.13% fail on Sub-frame
        • 0.13% fail on Sub-frame condition
    • 0.13% fail on Load security
      • 0.13% fail on Access panel
    • 0.13% fail on Doors
      • 0.13% fail on Driver's door
        • 0.13% fail on Door condition
    • 0.13% fail on Boot lid
      • 0.13% fail on Boot lid condition
  • 1.8% fail on Tyres (59% better than other 1997 cars)
    • 1.3% fail on Condition
    • 0.64% fail on Tread depth (75% better than other 1997 cars)
  • 0.90% fail on Identification of the vehicle
    • 0.90% fail on Registration plates
  • 0.90% fail on Seat belts and supplementary restraint systems (80% better than other 1997 cars)
    • 0.90% fail on SRS malfunction indicator lamp
  • 0.13% fail on Road Wheels
    • 0.13% fail on Attachment

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