Mercedes-Benz SLK MOT Results

Registered in 1997
67.2% pass rate
from 956 tests in 2021
(13% 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 SLK is unusually good or bad.

  • 18% fail on Lamps, reflectors and electrical equipment (39% worse than other 1997 cars)
    • 7.1% fail on Stop lamp (110% worse than other 1997 cars)
    • 5.1% fail on Direction indicators (110% worse than other 1997 cars)
      • 5.1% fail on Flashing type (110% worse than other 1997 cars)
        • 2.1% fail on All direction indicators (9 times worse than other 1997 cars)
        • 1.9% fail on Individual direction indicators
        • 1.9% fail on Side repeaters (130% worse than other 1997 cars)
    • 5.0% fail on Headlamps (79% worse than other 1997 cars)
      • 4.9% fail on Headlamp (92% worse than other 1997 cars)
      • 0.31% fail on Headlamp levelling device
    • 3.5% fail on Headlamp aim
      • 3.1% fail on Headlamp aim
      • 0.31% fail on Headlamp aim not tested
    • 1.5% fail on Front and rear fog lamps
      • 1.5% fail on Rear fog lamp
        • 1.5% fail on Rear fog lamp
    • 1.2% fail on Electrical equipment
      • 0.73% fail on Horn
      • 0.21% fail on Electrical wiring
      • 0.21% fail on Battery(ies)
    • 0.63% fail on Hazard warning (3 times worse than other 1997 cars)
      • 0.63% fail on Switch (3 times worse than other 1997 cars)
    • 0.21% fail on Mandatory tell-tales
      • 0.10% fail on Main beam tell-tale
      • 0.10% fail on Rear fog lamp tell-tale
  • 7.6% fail on Brakes (33% better than other 1997 cars)
    • 3.0% fail on Rigid brake pipes
    • 2.5% fail on ABS / EBS / ESC (120% worse than other 1997 cars)
      • 2.1% fail on Anti-lock braking system (91% worse than other 1997 cars)
      • 1.0% fail on Electronic stability control (7 times worse than other 1997 cars)
      • 0.10% fail on Electronic braking system
    • 2.0% fail on Brake performance (72% better than other 1997 cars)
      • 0.84% fail on Service brake performance (66% better than other 1997 cars)
        • 0.84% fail on Rbt (65% better than other 1997 cars)
          • 0.84% fail on Service brake performance (58% better than other 1997 cars)
      • 0.52% fail on Parking brake efficiency (sp) (84% better than other 1997 cars)
        • 0.52% fail on Rbt (sp) (83% better than other 1997 cars)
      • 0.42% fail on Brake performance not tested
      • 0.31% fail on Service Brake Efficiency (sp) (89% better than other 1997 cars)
        • 0.31% fail on Rbt (sp) (89% better than other 1997 cars)
          • 0.21% fail on Service brake imbalance (87% better than other 1997 cars)
          • 0.10% fail on Service brake performance
    • 0.84% fail on Mechanical brake components
      • 0.73% fail on Brake linings and pads
        • 0.73% fail on Brake pads
      • 0.10% fail on Brake discs and drums
        • 0.10% fail on Brake discs
    • 0.21% fail on Hydraulic systems
      • 0.21% fail on Reservoirs (6 times worse than other 1997 cars)
    • 0.10% fail on Service brake pedal or hand lever
      • 0.10% fail on Hand lever
    • 0.10% fail on Flexible brake hoses
    • 0.10% fail on Other components and prescribed areas
      • 0.10% fail on Other components
  • 5.9% fail on Visibility
    • 3.2% fail on Wipers
    • 1.9% fail on Washers
    • 0.31% fail on Condition of glass
      • 0.31% fail on Windscreen
    • 0.21% fail on Bonnet
    • 0.10% fail on Driver's view
    • 0.10% fail on View to rear
      • 0.10% fail on Mirrors
  • 5.4% fail on Suspension (57% better than other 1997 cars)
    • 2.5% fail on Suspension arms
      • 2.0% fail on Ball joint
      • 0.42% fail on Pins and bushes
      • 0.31% fail on Ball joint dust cover
    • 1.6% fail on Springs
      • 1.3% fail on Coil springs
        • 1.3% fail on Coil spring
      • 0.21% fail on Spring mounting prescribed areas
      • 0.10% fail on Torsion bars
        • 0.10% fail on Torsion bar
    • 0.94% fail on Component mounting prescribed areas (80% better than other 1997 cars)
    • 0.42% fail on Anti-roll bars (82% better than other 1997 cars)
      • 0.42% fail on Pins and bushes
    • 0.31% fail on Wheel bearings (78% better than other 1997 cars)
    • 0.21% fail on Shock absorbers
    • 0.10% fail on Sub-frames
      • 0.10% fail on Sub-frame mounting prescribed areas
    • 0.10% fail on Other suspension component
      • 0.10% fail on Other suspension component
  • 3.3% fail on Tyres
    • 2.1% fail on Condition
    • 1.6% fail on Tread depth
    • 0.10% fail on Size/type
  • 3.1% fail on Noise, emissions and leaks (60% better than other 1997 cars)
    • 3.1% fail on Exhaust emissions (57% better than other 1997 cars)
      • 3.1% fail on Spark ignition (55% better than other 1997 cars)
        • 2.5% fail on Catalyst emissions (54% better than other 1997 cars)
        • 0.42% fail on Emissions not tested
        • 0.21% fail on Non catalyst emissions
  • 2.9% fail on Body, chassis, structure (70% better than other 1997 cars)
    • 0.73% fail on Exhaust system (76% better than other 1997 cars)
    • 0.63% fail on Fuel system
      • 0.52% fail on Fuel cap/sealing device
      • 0.10% fail on Pipe
    • 0.63% fail on Boot lid (14 times worse than other 1997 cars)
      • 0.63% fail on Boot lid condition (18 times worse than other 1997 cars)
    • 0.42% fail on Integral vehicle structure (78% better than other 1997 cars)
      • 0.42% fail on Integral vehicle structure condition (78% better than other 1997 cars)
    • 0.42% fail on Body
      • 0.31% fail on Panel
      • 0.10% fail on Other body component
    • 0.21% fail on Doors
      • 0.10% fail on Driver's door
        • 0.10% fail on Door condition
      • 0.10% fail on Front passenger's door
        • 0.10% fail on Door condition
    • 0.10% fail on Bumpers
  • 2.1% fail on Seat belts and supplementary restraint systems (45% better than other 1997 cars)
    • 2.0% fail on SRS malfunction indicator lamp (100% worse than other 1997 cars)
    • 0.10% fail on Seat belts
      • 0.10% fail on Prescribed areas
  • 1.2% fail on Steering (68% better than other 1997 cars)
    • 0.94% fail on Steering linkage components
      • 0.84% fail on Track rod end
      • 0.10% fail on Steering arm
    • 0.31% fail on Steering gear (73% better than other 1997 cars)
      • 0.21% fail on Steering rack (80% better than other 1997 cars)
      • 0.10% fail on Steering box
  • 0.73% fail on Identification of the vehicle
    • 0.73% fail on Registration plates
  • 0.63% fail on Road Wheels
    • 0.42% fail on Attachment
    • 0.21% fail on Condition

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