Mercedes-Benz SL MOT Results

Registered in 1989

77.2% pass rate

from 149 tests in 2021

More MoT Results

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 1989 cars and highlighted areas where the Mercedes-Benz SL is unusually good or bad.

7.4% fail on Brakes
- 6.0% fail on Brake performance
  - 4.0% fail on Service brake performance
    - 4.0% fail on Rbt
      - 3.4% fail on Service brake performance
      - 0.67% fail on Service brake imbalance
  - 2.0% fail on Parking brake efficiency (sp)
    - 1.3% fail on Rbt (sp)
    - 0.67% fail on Plate brake tester (sp)
  - 1.3% fail on Parking brake performance
    - 0.67% fail on Rbt
      - 0.67% fail on Parking brake performance
    - 0.67% fail on Plate brake tester
      - 0.67% fail on Parking brake performance
  - 0.67% fail on Service Brake Efficiency (sp)
    - 0.67% fail on Rbt (sp)
      - 0.67% fail on Service brake performance
      - 0.67% fail on Service brake imbalance
- 0.67% fail on Rigid brake pipes
- 0.67% fail on Mechanical brake components
  - 0.67% fail on Brake linings and pads
    - 0.67% fail on Brake pads
7.4% fail on Lamps, reflectors and electrical equipment
- 3.4% fail on Headlamp aim
  - 3.4% fail on Headlamp aim
- 2.0% fail on Headlamps
  - 2.0% fail on Headlamp
- 1.3% fail on Direction indicators
  - 1.3% fail on Flashing type
    - 0.67% fail on All direction indicators
    - 0.67% fail on Individual direction indicators
- 0.67% fail on Hazard warning
  - 0.67% fail on Switch
- 0.67% fail on Registration plate lamp(s)
4.0% fail on Suspension
- 2.7% fail on Suspension arms
  - 2.0% fail on Ball joint
  - 0.67% fail on Suspension arm
  - 0.67% fail on Ball joint dust cover
- 1.3% fail on Sub-frames
  - 0.67% fail on Pins and bushes
  - 0.67% fail on Sub-frame mounting prescribed areas
- 0.67% fail on Springs
  - 0.67% fail on Coil springs
    - 0.67% fail on Coil spring
- 0.67% fail on Component mounting prescribed areas
3.4% fail on Visibility
- 2.0% fail on Wipers
- 1.3% fail on Washers
2.7% fail on Noise, emissions and leaks
- 2.0% fail on Exhaust emissions
  - 2.0% fail on Spark ignition
    - 1.3% fail on Non catalyst emissions
    - 0.67% fail on Catalyst emissions
- 0.67% fail on Fluid leaks
  - 0.67% fail on Other leaks
2.0% fail on Body, chassis, structure (76% better than other 1989 cars)
- 0.67% fail on Exhaust system
- 0.67% fail on Fuel system
  - 0.67% fail on Pipe
- 0.67% fail on Seats
  - 0.67% fail on Driver's seat
1.3% fail on Tyres
- 1.3% fail on Tread depth
0.67% fail on Steering
- 0.67% fail on Prescribed areas
0.67% fail on Seat belts and supplementary restraint systems
- 0.67% fail on Seat belts
  - 0.67% fail on Prescribed areas