Mercedes-Benz SLK MOT Results

Registered in 2005
70.5% pass rate
from 5,657 tests in 2020
(36% better than other 2005 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 2005 cars and highlighted areas where the Mercedes-Benz SLK is unusually good or bad.

  • 15% fail on Suspension (16% better than other 2005 cars)
    • 6.4% fail on Springs (51% worse than other 2005 cars)
      • 6.4% fail on Coil springs (52% worse than other 2005 cars)
        • 6.4% fail on Coil spring (53% worse than other 2005 cars)
        • 0.018% fail on Mounting
    • 6.3% fail on Suspension arms
      • 4.2% fail on Ball joint (63% worse than other 2005 cars)
      • 1.3% fail on Pins and bushes (52% better than other 2005 cars)
      • 1.2% fail on Ball joint dust cover
      • 0.053% fail on Suspension arm (79% better than other 2005 cars)
      • 0.035% fail on Attachment bracket and mounting
    • 2.7% fail on Sub-frames (6 times worse than other 2005 cars)
      • 2.2% fail on Sub-frame (12 times worse than other 2005 cars)
      • 0.53% fail on Sub-frame mounting prescribed areas (3 times worse than other 2005 cars)
      • 0.035% fail on Pins and bushes
    • 0.60% fail on Component mounting prescribed areas (50% better than other 2005 cars)
    • 0.41% fail on Anti-roll bars (93% better than other 2005 cars)
      • 0.18% fail on Linkage ball joint dust cover (90% better than other 2005 cars)
      • 0.12% fail on Linkage (70% better than other 2005 cars)
      • 0.035% fail on Linkage ball joints (98% better than other 2005 cars)
      • 0.035% fail on Ball joint dust cover (96% better than other 2005 cars)
      • 0.018% fail on Pins and bushes
      • 0.018% fail on Linkage pins and bushes
      • 0.018% fail on Ball joint
    • 0.28% fail on Wheel bearings (81% better than other 2005 cars)
    • 0.25% fail on Other suspension component
      • 0.16% fail on Ball joint
      • 0.071% fail on Ball joint dust cover
      • 0.018% fail on Other suspension component
    • 0.16% fail on Shock absorbers (89% better than other 2005 cars)
    • 0.053% fail on Macpherson strut (76% better than other 2005 cars)
      • 0.035% fail on Attachment bracket and mounting
      • 0.018% fail on Macpherson strut
  • 8.2% fail on Lamps, reflectors and electrical equipment (57% better than other 2005 cars)
    • 3.1% fail on Direction indicators
      • 3.0% fail on Flashing type
        • 2.7% fail on Individual direction indicators (41% worse than other 2005 cars)
        • 0.21% fail on All direction indicators
        • 0.21% fail on Side repeaters (73% better than other 2005 cars)
      • 0.018% fail on Semaphore
        • 0.018% fail on Arm
    • 2.1% fail on Headlamps (59% better than other 2005 cars)
      • 1.9% fail on Headlamp (61% better than other 2005 cars)
      • 0.23% fail on Headlamp levelling device
    • 2.1% fail on Headlamp aim (51% better than other 2005 cars)
      • 2.0% fail on Headlamp aim (49% better than other 2005 cars)
      • 0.088% fail on Headlamp aim not tested (78% better than other 2005 cars)
    • 0.74% fail on Position lamps (77% better than other 2005 cars)
      • 0.69% fail on Position lamp (78% better than other 2005 cars)
      • 0.053% fail on All position lamps
    • 0.53% fail on Stop lamp (89% better than other 2005 cars)
    • 0.49% fail on Registration plate lamp(s) (82% better than other 2005 cars)
    • 0.19% fail on Front and rear fog lamps (80% better than other 2005 cars)
      • 0.19% fail on Rear fog lamp (80% better than other 2005 cars)
        • 0.19% fail on Rear fog lamp (79% better than other 2005 cars)
    • 0.035% fail on Electrical equipment (96% better than other 2005 cars)
      • 0.035% fail on Horn (92% better than other 2005 cars)
  • 6.3% fail on Brakes (54% better than other 2005 cars)
    • 2.9% fail on Brake performance (60% better than other 2005 cars)
      • 1.5% fail on Parking brake efficiency (sp) (64% better than other 2005 cars)
        • 1.5% fail on Rbt (sp) (63% better than other 2005 cars)
        • 0.018% fail on Plate brake tester (sp)
      • 0.95% fail on Service brake performance (66% better than other 2005 cars)
        • 0.95% fail on Rbt (65% better than other 2005 cars)
          • 0.78% fail on Service brake performance (67% better than other 2005 cars)
          • 0.18% fail on Service brake imbalance (70% better than other 2005 cars)
      • 0.46% fail on Parking brake performance (73% better than other 2005 cars)
        • 0.44% fail on Rbt (73% better than other 2005 cars)
          • 0.30% fail on Parking brake performance (79% better than other 2005 cars)
          • 0.14% fail on Parking (secondary brake performance)
        • 0.018% fail on Decelerometer
          • 0.018% fail on Parking (secondary brake performance)
        • 0.018% fail on Plate brake tester
          • 0.018% fail on Parking brake performance
      • 0.32% fail on Service Brake Efficiency (sp) (62% better than other 2005 cars)
        • 0.32% fail on Rbt (sp) (61% better than other 2005 cars)
          • 0.18% fail on Service brake performance
          • 0.16% fail on Service brake imbalance (76% better than other 2005 cars)
      • 0.19% fail on Brake performance not tested
    • 2.2% fail on Rigid brake pipes (25% better than other 2005 cars)
    • 1.0% fail on Mechanical brake components (73% better than other 2005 cars)
      • 0.71% fail on Brake linings and pads (72% better than other 2005 cars)
        • 0.71% fail on Brake pads (72% better than other 2005 cars)
      • 0.34% fail on Brake discs and drums (75% better than other 2005 cars)
        • 0.34% fail on Brake discs (75% better than other 2005 cars)
    • 0.60% fail on ABS / EBS / ESC (54% better than other 2005 cars)
      • 0.49% fail on Electronic stability control
      • 0.11% fail on Anti-lock braking system (90% better than other 2005 cars)
    • 0.23% fail on Service brake pedal or hand lever (51% better than other 2005 cars)
      • 0.14% fail on Hand lever
      • 0.088% fail on Pedal
    • 0.16% fail on Parking brake control (70% better than other 2005 cars)
      • 0.16% fail on Lever (67% better than other 2005 cars)
    • 0.14% fail on Hydraulic systems
      • 0.14% fail on Brake fluid
    • 0.088% fail on Flexible brake hoses (71% better than other 2005 cars)
  • 4.1% fail on Tyres (45% better than other 2005 cars)
    • 2.4% fail on Tread depth (49% better than other 2005 cars)
    • 2.0% fail on Condition (37% better than other 2005 cars)
    • 0.018% fail on Size/type
  • 3.4% fail on Noise, emissions and leaks (51% better than other 2005 cars)
    • 3.3% fail on Exhaust emissions (51% better than other 2005 cars)
      • 3.2% fail on Spark ignition (35% better than other 2005 cars)
        • 2.5% fail on Malfunction indicator lamp
        • 0.72% fail on Catalyst emissions (65% better than other 2005 cars)
        • 0.16% fail on Emissions not tested (74% better than other 2005 cars)
        • 0.018% fail on Emission control equipment
          • 0.018% fail on Oxygen sensor
      • 0.071% fail on Compression ignition (96% better than other 2005 cars)
        • 0.053% fail on Malfunction indicator lamp (89% better than other 2005 cars)
        • 0.018% fail on On or after 01/01/2014
    • 0.18% fail on Fluid leaks (65% better than other 2005 cars)
      • 0.11% fail on Engine oil leaks (74% better than other 2005 cars)
      • 0.071% fail on Transmission oil leaks
  • 2.2% fail on Visibility (71% better than other 2005 cars)
    • 1.3% fail on Wipers (64% better than other 2005 cars)
    • 0.92% fail on Washers (74% better than other 2005 cars)
    • 0.11% fail on View to rear
      • 0.11% fail on Mirrors
    • 0.018% fail on Driver's view
    • 0.018% fail on Bonnet
  • 1.8% fail on Body, chassis, structure (79% better than other 2005 cars)
    • 1.2% fail on Exhaust system (61% better than other 2005 cars)
    • 0.25% fail on Integral vehicle structure
      • 0.23% fail on Sub-frame (13 times worse than other 2005 cars)
        • 0.23% fail on Sub-frame condition (14 times worse than other 2005 cars)
      • 0.018% fail on Integral vehicle structure condition
    • 0.088% fail on Fuel system (82% better than other 2005 cars)
      • 0.071% fail on Pipe
      • 0.018% fail on Fuel cap/sealing device
    • 0.071% fail on Chassis (72% better than other 2005 cars)
      • 0.071% fail on Chassis condition (72% better than other 2005 cars)
    • 0.071% fail on Bumpers
    • 0.035% fail on Transmission (99% better than other 2005 cars)
      • 0.035% fail on Drive shafts (99% better than other 2005 cars)
        • 0.018% fail on Drive shaft
        • 0.018% fail on Joints
    • 0.035% fail on Body (86% better than other 2005 cars)
      • 0.035% fail on Other body component
    • 0.035% fail on Seats (82% better than other 2005 cars)
      • 0.035% fail on Driver's seat
    • 0.018% fail on Engine mounting
      • 0.018% fail on Engine mounting condition
  • 1.7% fail on Seat belts and supplementary restraint systems (36% better than other 2005 cars)
    • 1.7% fail on SRS malfunction indicator lamp
    • 0.053% fail on Seat belts (96% better than other 2005 cars)
      • 0.035% fail on Condition (93% better than other 2005 cars)
      • 0.018% fail on Attachment
  • 1.1% fail on Steering (74% better than other 2005 cars)
    • 0.88% fail on Steering linkage components (72% better than other 2005 cars)
      • 0.80% fail on Track rod end (72% better than other 2005 cars)
      • 0.11% fail on Ball joint
    • 0.18% fail on Steering gear (72% better than other 2005 cars)
      • 0.18% fail on Steering rack (71% better than other 2005 cars)
    • 0.035% fail on Steering play
      • 0.035% fail on Steering rack
    • 0.018% fail on Electronic power steering
  • 0.62% fail on Identification of the vehicle
    • 0.62% fail on Registration plates
  • 0.23% fail on Road Wheels (54% better than other 2005 cars)
    • 0.16% fail on Attachment (58% better than other 2005 cars)
    • 0.071% fail on Condition
Read the Honest John Review

Search Good Garages