Mercedes-Benz SLK MOT Results

Registered in 1997
65.2% pass rate
from 1,365 tests in 2020
(16% 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.

  • 22% fail on Lamps, reflectors and electrical equipment (35% worse than other 1997 cars)
    • 7.0% fail on Stop lamp (75% worse than other 1997 cars)
    • 6.2% fail on Direction indicators (130% worse than other 1997 cars)
      • 6.2% fail on Flashing type (130% worse than other 1997 cars)
        • 2.5% fail on All direction indicators (8 times worse than other 1997 cars)
        • 2.5% fail on Side repeaters (190% worse than other 1997 cars)
        • 2.0% fail on Individual direction indicators
    • 5.3% fail on Headlamps (76% worse than other 1997 cars)
      • 4.2% fail on Headlamp (54% worse than other 1997 cars)
      • 1.0% fail on Headlamp levelling device (3 times worse than other 1997 cars)
    • 4.8% fail on Headlamp aim
      • 4.5% fail on Headlamp aim
      • 0.22% fail on Headlamp aim not tested
    • 2.9% fail on Position lamps
      • 2.9% fail on Position lamp
    • 1.5% fail on Electrical equipment
      • 0.81% fail on Horn
      • 0.59% fail on Battery(ies)
      • 0.15% fail on Electrical wiring
    • 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 Hazard warning (4 times worse than other 1997 cars)
      • 1.2% fail on Switch (4 times worse than other 1997 cars)
    • 0.44% fail on Registration plate lamp(s) (76% better than other 1997 cars)
  • 8.1% fail on Brakes (38% better than other 1997 cars)
    • 2.9% fail on Rigid brake pipes
    • 2.4% fail on Brake performance (69% better than other 1997 cars)
      • 0.88% fail on Service brake performance (66% better than other 1997 cars)
        • 0.81% fail on Rbt (68% better than other 1997 cars)
          • 0.59% fail on Service brake performance (71% better than other 1997 cars)
          • 0.29% fail on Service brake imbalance
        • 0.073% fail on Plate brake tester
          • 0.073% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.51% fail on Parking brake efficiency (sp) (86% better than other 1997 cars)
        • 0.51% fail on Rbt (sp) (85% better than other 1997 cars)
      • 0.44% fail on Brake performance not tested
      • 0.44% fail on Parking brake performance (69% better than other 1997 cars)
        • 0.44% fail on Rbt (68% better than other 1997 cars)
          • 0.29% fail on Parking brake performance (76% better than other 1997 cars)
          • 0.15% fail on Parking (secondary brake performance)
      • 0.37% fail on Service Brake Efficiency (sp) (88% better than other 1997 cars)
        • 0.37% fail on Rbt (sp) (88% better than other 1997 cars)
          • 0.37% fail on Service brake imbalance (80% better than other 1997 cars)
    • 2.2% fail on ABS / EBS / ESC (73% worse than other 1997 cars)
      • 1.9% fail on Anti-lock braking system
      • 0.66% fail on Electronic stability control (4 times worse than other 1997 cars)
    • 1.8% fail on Mechanical brake components
      • 1.5% fail on Brake linings and pads
        • 1.5% fail on Brake pads
      • 0.59% fail on Brake discs and drums
        • 0.59% fail on Brake discs
    • 0.073% fail on Service brake pedal or hand lever
      • 0.073% fail on Hand lever
    • 0.073% fail on Parking brake control
      • 0.073% fail on Lever
    • 0.073% fail on Hydraulic systems
      • 0.073% fail on Brake fluid
    • 0.073% fail on Flexible brake hoses
  • 5.8% fail on Visibility
    • 3.1% fail on Wipers
    • 2.6% fail on Washers
    • 0.29% fail on Bonnet
    • 0.22% fail on View to rear
      • 0.22% fail on Mirrors
    • 0.15% fail on Condition of glass
      • 0.15% fail on Windscreen
    • 0.073% fail on Driver's view
  • 5.2% fail on Suspension (64% better than other 1997 cars)
    • 1.2% fail on Springs
      • 1.2% fail on Coil springs
        • 1.2% fail on Coil spring
        • 0.073% fail on Mounting
    • 1.2% fail on Suspension arms (72% better than other 1997 cars)
      • 0.66% fail on Ball joint (64% better than other 1997 cars)
      • 0.22% fail on Suspension arm
      • 0.15% fail on Ball joint dust cover (80% better than other 1997 cars)
      • 0.073% fail on Attachment bracket and mounting
      • 0.073% fail on Pins and bushes
    • 0.81% fail on Anti-roll bars (72% better than other 1997 cars)
      • 0.66% fail on Pins and bushes
      • 0.073% fail on Attachment bracket and mounting
      • 0.073% fail on Linkage pins and bushes
    • 0.73% fail on Wheel bearings (54% better than other 1997 cars)
    • 0.73% fail on Component mounting prescribed areas (86% better than other 1997 cars)
    • 0.51% fail on Sub-frames
      • 0.29% fail on Sub-frame mounting prescribed areas
      • 0.22% fail on Sub-frame
      • 0.073% fail on Pins and bushes
    • 0.37% fail on Other suspension component
      • 0.37% fail on Ball joint
    • 0.15% fail on Shock absorbers (90% better than other 1997 cars)
  • 4.8% fail on Tyres
    • 2.6% fail on Condition
    • 2.6% fail on Tread depth
  • 4.2% fail on Noise, emissions and leaks (48% better than other 1997 cars)
    • 4.0% fail on Exhaust emissions (48% better than other 1997 cars)
      • 4.0% fail on Spark ignition (43% better than other 1997 cars)
        • 3.2% fail on Catalyst emissions (43% better than other 1997 cars)
        • 0.29% fail on Malfunction indicator lamp
        • 0.29% fail on Emissions not tested (72% better than other 1997 cars)
        • 0.073% fail on Emission control equipment
          • 0.073% fail on NOx sensor
        • 0.073% fail on Non catalyst emissions
    • 0.22% fail on Fluid leaks (74% better than other 1997 cars)
      • 0.073% fail on Engine oil leaks
      • 0.073% fail on Transmission oil leaks
      • 0.073% fail on Other leaks
    • 0.073% fail on Noise suppression
      • 0.073% fail on Undertray
  • 3.4% fail on Seat belts and supplementary restraint systems
    • 3.0% fail on SRS malfunction indicator lamp (180% worse than other 1997 cars)
    • 0.44% fail on Seat belts (87% better than other 1997 cars)
      • 0.44% fail on Prescribed areas (85% better than other 1997 cars)
  • 2.7% fail on Body, chassis, structure (75% better than other 1997 cars)
    • 1.5% fail on Exhaust system (59% better than other 1997 cars)
    • 0.51% fail on Fuel system
      • 0.29% fail on Pipe
      • 0.15% fail on Fuel cap/sealing device
      • 0.073% fail on Hose
    • 0.29% fail on Body
      • 0.22% fail on Other body component
      • 0.15% fail on Panel
    • 0.22% fail on Chassis (84% better than other 1997 cars)
      • 0.15% fail on Chassis condition (89% better than other 1997 cars)
      • 0.073% fail on Strengthening plate
    • 0.073% fail on Integral vehicle structure
      • 0.073% fail on Strengthening plate
    • 0.073% fail on Bumpers
    • 0.073% fail on Transmission
      • 0.073% fail on Prop shafts
        • 0.073% fail on Prop shaft
    • 0.073% fail on Doors
      • 0.073% fail on Driver's door
        • 0.073% fail on Door condition
  • 1.8% fail on Steering (56% better than other 1997 cars)
    • 1.4% fail on Steering linkage components
      • 1.2% fail on Track rod end
      • 0.15% fail on Ball joint
      • 0.073% fail on Other components
        • 0.073% fail on Steering linkage
    • 0.15% fail on Power steering
      • 0.15% fail on Other components
    • 0.073% fail on Steering wheel
    • 0.073% fail on Steering column
    • 0.073% fail on Steering coupling
      • 0.073% fail on Universal joint
    • 0.073% fail on Steering play
      • 0.073% fail on Steering rack
  • 0.44% fail on Identification of the vehicle
    • 0.44% fail on Registration plates
  • 0.37% fail on Road Wheels
    • 0.37% fail on Attachment
  • 0.073% fail on Speedometer and speed limiter
    • 0.073% fail on Speedometer
  • 0.073% fail on Seat belt installation check
    • 0.073% fail on Belt(s)/padding

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