Mercedes-Benz SLK MOT Results

Registered in 2007
70.6% pass rate
from 3,860 tests in 2020
(30% better than other 2007 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 2007 cars and highlighted areas where the Mercedes-Benz SLK is unusually good or bad.

  • 15% fail on Suspension
    • 7.3% fail on Suspension arms (56% worse than other 2007 cars)
      • 5.4% fail on Ball joint (170% worse than other 2007 cars)
      • 1.5% fail on Pins and bushes (34% better than other 2007 cars)
      • 1.2% fail on Ball joint dust cover (120% worse than other 2007 cars)
      • 0.052% fail on Suspension arm
    • 6.9% fail on Springs (45% worse than other 2007 cars)
      • 6.8% fail on Coil springs (45% worse than other 2007 cars)
        • 6.8% fail on Coil spring (45% worse than other 2007 cars)
        • 0.026% fail on Mounting
      • 0.052% fail on Spring mounting prescribed areas
    • 0.75% fail on Shock absorbers (57% better than other 2007 cars)
    • 0.39% fail on Sub-frames
      • 0.36% fail on Sub-frame (120% worse than other 2007 cars)
      • 0.026% fail on Sub-frame mounting prescribed areas
    • 0.34% fail on Anti-roll bars (93% better than other 2007 cars)
      • 0.078% fail on Anti-roll bar
      • 0.078% fail on Ball joint dust cover (90% better than other 2007 cars)
      • 0.078% fail on Linkage ball joint dust cover (95% better than other 2007 cars)
      • 0.052% fail on Linkage (79% better than other 2007 cars)
      • 0.026% fail on Ball joint
      • 0.026% fail on Linkage ball joints
    • 0.23% fail on Component mounting prescribed areas
    • 0.18% fail on Other suspension component
      • 0.16% fail on Ball joint
      • 0.026% fail on Pins and bushes
    • 0.13% fail on Wheel bearings (86% better than other 2007 cars)
    • 0.052% fail on Suspension rods
      • 0.052% fail on Ball joint
  • 7.0% fail on Brakes (34% better than other 2007 cars)
    • 3.6% fail on Brake performance (31% better than other 2007 cars)
      • 2.4% fail on Parking brake efficiency (sp)
        • 2.4% fail on Rbt (sp)
        • 0.026% fail on Decelerometer (sp)
      • 0.96% fail on Service brake performance (60% better than other 2007 cars)
        • 0.96% fail on Rbt (59% better than other 2007 cars)
          • 0.80% fail on Service brake performance (59% better than other 2007 cars)
          • 0.21% fail on Service brake imbalance (59% better than other 2007 cars)
      • 0.47% fail on Parking brake performance (60% better than other 2007 cars)
        • 0.47% fail on Rbt (58% better than other 2007 cars)
          • 0.39% fail on Parking brake performance (61% better than other 2007 cars)
          • 0.078% fail on Parking (secondary brake performance)
      • 0.36% fail on Service Brake Efficiency (sp)
        • 0.36% fail on Rbt (sp)
          • 0.26% fail on Service brake performance
          • 0.13% fail on Service brake imbalance (73% better than other 2007 cars)
      • 0.052% fail on Brake performance not tested
    • 2.7% fail on Rigid brake pipes (73% worse than other 2007 cars)
    • 1.1% fail on Mechanical brake components (69% better than other 2007 cars)
      • 0.80% fail on Brake linings and pads (69% better than other 2007 cars)
        • 0.80% fail on Brake pads (69% better than other 2007 cars)
      • 0.36% fail on Brake discs and drums (72% better than other 2007 cars)
        • 0.36% fail on Brake discs (72% better than other 2007 cars)
      • 0.026% fail on Brake cables, rods, levers and linkages
        • 0.026% fail on Lever
    • 0.47% fail on ABS / EBS / ESC (51% better than other 2007 cars)
      • 0.26% fail on Anti-lock braking system (66% better than other 2007 cars)
      • 0.21% fail on Electronic stability control
    • 0.10% fail on Service brake pedal or hand lever (73% better than other 2007 cars)
      • 0.078% fail on Pedal
      • 0.026% fail on Hand lever
    • 0.078% fail on Hydraulic systems
      • 0.078% fail on Brake fluid
    • 0.026% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.026% fail on Hydraulic brake callipers
  • 5.3% fail on Lamps, reflectors and electrical equipment (69% better than other 2007 cars)
    • 1.9% fail on Headlamp aim (50% better than other 2007 cars)
      • 1.8% fail on Headlamp aim (50% better than other 2007 cars)
      • 0.16% fail on Headlamp aim not tested
    • 1.4% fail on Headlamps (65% better than other 2007 cars)
      • 1.2% fail on Headlamp (69% better than other 2007 cars)
      • 0.18% fail on Headlamp levelling device
      • 0.026% fail on Dipswitch
    • 0.91% fail on Stop lamp (80% better than other 2007 cars)
    • 0.78% fail on Position lamps (75% better than other 2007 cars)
      • 0.75% fail on Position lamp (76% better than other 2007 cars)
      • 0.026% fail on All position lamps
    • 0.52% fail on Direction indicators (78% better than other 2007 cars)
      • 0.52% fail on Flashing type (78% better than other 2007 cars)
        • 0.31% fail on Individual direction indicators (82% better than other 2007 cars)
        • 0.18% fail on Side repeaters (69% better than other 2007 cars)
        • 0.026% fail on All direction indicators
    • 0.34% fail on Registration plate lamp(s) (87% better than other 2007 cars)
    • 0.23% fail on Front and rear fog lamps (62% better than other 2007 cars)
      • 0.23% fail on Rear fog lamp (62% better than other 2007 cars)
        • 0.23% fail on Rear fog lamp (61% better than other 2007 cars)
    • 0.052% fail on Electrical equipment (92% better than other 2007 cars)
      • 0.026% fail on Battery(ies)
      • 0.026% fail on Horn
    • 0.026% fail on Hazard warning
      • 0.026% fail on Switch
  • 4.1% fail on Tyres (43% better than other 2007 cars)
    • 2.3% fail on Tread depth (47% better than other 2007 cars)
    • 1.8% fail on Condition (41% better than other 2007 cars)
    • 0.16% fail on Size/type
  • 2.9% fail on Seat belts and supplementary restraint systems (84% worse than other 2007 cars)
    • 2.9% fail on SRS malfunction indicator lamp (2 times worse than other 2007 cars)
    • 0.026% fail on Seat belts
      • 0.026% fail on Prescribed areas
  • 2.6% fail on Noise, emissions and leaks (52% better than other 2007 cars)
    • 2.6% fail on Exhaust emissions (49% better than other 2007 cars)
      • 2.5% fail on Spark ignition (30% better than other 2007 cars)
        • 1.9% fail on Malfunction indicator lamp
        • 0.73% fail on Catalyst emissions (58% better than other 2007 cars)
        • 0.078% fail on Emissions not tested (82% better than other 2007 cars)
        • 0.026% fail on Non catalyst emissions
      • 0.13% fail on Compression ignition (92% better than other 2007 cars)
        • 0.10% fail on Malfunction indicator lamp (77% better than other 2007 cars)
        • 0.026% fail on On or after 01/01/2014
    • 0.026% fail on Noise suppression
      • 0.026% fail on Undertray
  • 1.7% fail on Visibility (73% better than other 2007 cars)
    • 0.91% fail on Wipers (69% better than other 2007 cars)
    • 0.83% fail on Washers (73% better than other 2007 cars)
    • 0.026% fail on Driver's view
    • 0.026% fail on Bonnet
    • 0.026% fail on View to rear
      • 0.026% fail on Mirrors
  • 1.5% fail on Body, chassis, structure (77% better than other 2007 cars)
    • 1.2% fail on Exhaust system (47% better than other 2007 cars)
    • 0.052% fail on Fuel system (85% better than other 2007 cars)
      • 0.052% fail on Fuel cap/sealing device
    • 0.026% fail on Integral vehicle structure
      • 0.026% fail on Integral vehicle structure condition
    • 0.026% fail on Bumpers
    • 0.026% fail on Transmission
      • 0.026% fail on Drive shafts
        • 0.026% fail on Joints
    • 0.026% fail on Engine mounting
      • 0.026% fail on Engine mounting condition
    • 0.026% fail on Body
      • 0.026% fail on Panel
    • 0.026% fail on Doors
      • 0.026% fail on Front passenger's door
        • 0.026% fail on Door condition
    • 0.026% fail on Seats
      • 0.026% fail on Driver's seat
  • 0.85% fail on Steering (70% better than other 2007 cars)
    • 0.80% fail on Steering linkage components (64% better than other 2007 cars)
      • 0.67% fail on Track rod end (66% better than other 2007 cars)
      • 0.10% fail on Ball joint
      • 0.026% fail on Drag link end
    • 0.026% fail on Power steering
      • 0.026% fail on Other components
    • 0.026% fail on Steering play
      • 0.026% fail on Steering rack
  • 0.39% fail on Identification of the vehicle
    • 0.39% fail on Registration plates
  • 0.26% fail on Road Wheels
    • 0.16% fail on Attachment
    • 0.10% fail on Condition
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