Mercedes-Benz SLK MOT Results

Registered in 1998
65.1% pass rate
from 1,588 tests in 2021
(11% better than other 1998 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 1998 cars and highlighted areas where the Mercedes-Benz SLK is unusually good or bad.

  • 20% fail on Lamps, reflectors and electrical equipment (52% worse than other 1998 cars)
    • 7.7% fail on Stop lamp (120% worse than other 1998 cars)
    • 5.7% fail on Direction indicators (140% worse than other 1998 cars)
      • 5.7% fail on Flashing type (150% worse than other 1998 cars)
        • 2.1% fail on All direction indicators (9 times worse than other 1998 cars)
        • 2.1% fail on Individual direction indicators
        • 1.9% fail on Side repeaters (170% worse than other 1998 cars)
    • 4.5% fail on Headlamps (51% worse than other 1998 cars)
      • 3.8% fail on Headlamp (41% worse than other 1998 cars)
      • 0.82% fail on Headlamp levelling device (170% worse than other 1998 cars)
      • 0.063% fail on Dipswitch
    • 4.3% fail on Headlamp aim
      • 4.1% fail on Headlamp aim
      • 0.31% fail on Headlamp aim not tested
    • 1.1% fail on Front and rear fog lamps
      • 1.1% fail on Rear fog lamp
        • 1.1% fail on Rear fog lamp
    • 0.94% fail on Hazard warning (4 times worse than other 1998 cars)
      • 0.94% fail on Switch (4 times worse than other 1998 cars)
    • 0.82% fail on Electrical equipment
      • 0.63% fail on Battery(ies)
      • 0.19% fail on Horn
    • 0.57% fail on Registration plate lamp(s) (62% better than other 1998 cars)
    • 0.19% fail on Position lamps
      • 0.19% fail on Position lamp
  • 7.7% fail on Brakes (35% better than other 1998 cars)
    • 3.0% fail on Rigid brake pipes
    • 2.5% fail on Brake performance (66% better than other 1998 cars)
      • 1.1% fail on Service brake performance (59% better than other 1998 cars)
        • 1.1% fail on Rbt (58% better than other 1998 cars)
          • 1.1% fail on Service brake performance (52% better than other 1998 cars)
          • 0.13% fail on Service brake imbalance (79% better than other 1998 cars)
      • 0.69% fail on Parking brake efficiency (sp) (79% better than other 1998 cars)
        • 0.69% fail on Rbt (sp) (78% better than other 1998 cars)
      • 0.50% fail on Brake performance not tested
      • 0.44% fail on Service Brake Efficiency (sp) (84% better than other 1998 cars)
        • 0.44% fail on Rbt (sp) (84% better than other 1998 cars)
          • 0.25% fail on Service brake performance (81% better than other 1998 cars)
          • 0.25% fail on Service brake imbalance (86% better than other 1998 cars)
      • 0.38% fail on Parking brake performance (68% better than other 1998 cars)
        • 0.38% fail on Rbt (67% better than other 1998 cars)
          • 0.38% fail on Parking brake performance (63% better than other 1998 cars)
    • 1.7% fail on ABS / EBS / ESC
      • 1.3% fail on Anti-lock braking system
      • 0.76% fail on Electronic stability control (3 times worse than other 1998 cars)
    • 1.4% fail on Mechanical brake components
      • 1.3% fail on Brake linings and pads
        • 1.2% fail on Brake pads
        • 0.063% fail on Brake linings
      • 0.25% fail on Brake discs and drums
        • 0.25% fail on Brake discs
    • 0.31% fail on Service brake pedal or hand lever
      • 0.19% fail on Pedal
      • 0.13% fail on Hand lever
    • 0.25% fail on Parking brake control
      • 0.25% fail on Lever
    • 0.25% fail on Flexible brake hoses
    • 0.13% fail on Other components and prescribed areas
      • 0.13% fail on Prescribed areas
        • 0.13% fail on Other braking system component
    • 0.063% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.063% fail on Hydraulic brake callipers
  • 6.5% fail on Visibility
    • 3.1% fail on Wipers
    • 3.1% fail on Washers
    • 0.44% fail on Bonnet
    • 0.31% fail on View to rear
      • 0.25% fail on Mirrors
      • 0.063% fail on Indirect vision devices
  • 6.4% fail on Suspension (51% better than other 1998 cars)
    • 2.3% fail on Springs
      • 2.3% fail on Coil springs
        • 2.3% fail on Coil spring
    • 2.1% fail on Suspension arms (43% better than other 1998 cars)
      • 1.3% fail on Ball joint
      • 0.44% fail on Pins and bushes (67% better than other 1998 cars)
      • 0.38% fail on Ball joint dust cover
      • 0.19% fail on Suspension arm
    • 1.0% fail on Component mounting prescribed areas (79% better than other 1998 cars)
    • 0.69% fail on Wheel bearings
    • 0.69% fail on Anti-roll bars (72% better than other 1998 cars)
      • 0.57% fail on Pins and bushes
      • 0.13% fail on Linkage pins and bushes
    • 0.38% fail on Other suspension component
      • 0.25% fail on Ball joint
      • 0.063% fail on Other suspension component
      • 0.063% fail on Ball joint dust cover
    • 0.25% fail on Sub-frames
      • 0.19% fail on Sub-frame mounting prescribed areas
      • 0.063% fail on Sub-frame
    • 0.19% fail on Shock absorbers (74% better than other 1998 cars)
  • 4.2% fail on Tyres
    • 2.3% fail on Tread depth
    • 2.1% fail on Condition
    • 0.19% fail on Size/type
  • 3.3% fail on Noise, emissions and leaks (58% better than other 1998 cars)
    • 3.1% fail on Exhaust emissions (58% better than other 1998 cars)
      • 3.1% fail on Spark ignition (56% better than other 1998 cars)
        • 2.6% fail on Catalyst emissions (54% better than other 1998 cars)
        • 0.31% fail on Emissions not tested (74% better than other 1998 cars)
        • 0.13% fail on Emission control equipment
          • 0.13% fail on Catalytic converter
          • 0.063% fail on Oxygen sensor
        • 0.13% fail on Malfunction indicator lamp
        • 0.063% fail on Non catalyst emissions
      • 0.063% fail on Compression ignition
        • 0.063% fail on Emissions not tested
    • 0.13% fail on Fluid leaks
      • 0.063% fail on Transmission oil leaks
      • 0.063% fail on Other leaks
  • 3.0% fail on Body, chassis, structure (69% better than other 1998 cars)
    • 1.1% fail on Fuel system
      • 0.63% fail on Pipe (2 times worse than other 1998 cars)
      • 0.31% fail on Fuel cap/sealing device
      • 0.063% fail on Tank
      • 0.063% fail on Hose
    • 0.88% fail on Exhaust system (71% better than other 1998 cars)
    • 0.31% fail on Chassis (75% better than other 1998 cars)
      • 0.19% fail on Strengthening plate (15 times worse than other 1998 cars)
      • 0.13% fail on Chassis condition (90% better than other 1998 cars)
    • 0.25% fail on Integral vehicle structure (85% better than other 1998 cars)
      • 0.13% fail on Integral vehicle structure condition (93% better than other 1998 cars)
      • 0.13% fail on Strengthening plate (18 times worse than other 1998 cars)
    • 0.25% fail on Bumpers
    • 0.19% fail on Body
      • 0.13% fail on Other body component
      • 0.063% fail on Panel
    • 0.19% fail on Doors
      • 0.13% fail on Front passenger's door
        • 0.13% fail on Door condition
      • 0.063% fail on Driver's door
        • 0.063% fail on Door condition
    • 0.063% fail on Engine mounting
      • 0.063% fail on Engine mounting condition
    • 0.063% fail on Seats
      • 0.063% fail on Driver's seat
  • 2.3% fail on Steering (34% better than other 1998 cars)
    • 2.1% fail on Steering linkage components
      • 1.9% fail on Track rod end
      • 0.19% fail on Ball joint
      • 0.13% fail on Drag link end
    • 0.13% fail on Steering play
      • 0.13% fail on Steering box
    • 0.063% fail on Power steering
      • 0.063% fail on Operation
  • 2.0% fail on Seat belts and supplementary restraint systems (50% better than other 1998 cars)
    • 1.7% fail on SRS malfunction indicator lamp
    • 0.31% fail on Seat belts (89% better than other 1998 cars)
      • 0.31% fail on Prescribed areas (87% better than other 1998 cars)
  • 0.88% fail on Identification of the vehicle
    • 0.88% fail on Registration plates
  • 0.38% fail on Road Wheels
    • 0.38% fail on Attachment

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