Mercedes-Benz S-Class MOT Results

Registered in 1994
45.2% pass rate
from 31 tests in 2021
(64% worse than other 1994 cars)
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 1994 cars and highlighted areas where the Mercedes-Benz S-Class is unusually good or bad.

  • 26% fail on Lamps, reflectors and electrical equipment
    • 13% fail on Headlamp aim
      • 13% fail on Headlamp aim (2 times worse than other 1994 cars)
    • 6.5% fail on Headlamps
      • 3.2% fail on Headlamp
      • 3.2% fail on Headlamp levelling device
    • 6.5% fail on Stop lamp
    • 6.5% fail on Direction indicators
      • 6.5% fail on Flashing type
        • 6.5% fail on Side repeaters (5 times worse than other 1994 cars)
    • 3.2% fail on Rear reflectors
  • 23% fail on Suspension
    • 13% fail on Component mounting prescribed areas
    • 3.2% fail on Axles
      • 3.2% fail on Swivel pins and bushes
    • 3.2% fail on Springs
      • 3.2% fail on Coil springs
        • 3.2% fail on Coil spring
    • 3.2% fail on Suspension arms
      • 3.2% fail on Ball joint dust cover
    • 3.2% fail on Anti-roll bars
      • 3.2% fail on Attachment bracket and mounting
  • 19% fail on Visibility (180% worse than other 1994 cars)
    • 13% fail on Washers (2 times worse than other 1994 cars)
    • 6.5% fail on Wipers
  • 16% fail on Brakes
    • 9.7% fail on Brake performance
      • 6.5% fail on Service brake performance
        • 6.5% fail on Rbt
          • 6.5% fail on Service brake performance
      • 6.5% fail on Service Brake Efficiency (sp)
        • 6.5% fail on Rbt (sp)
          • 3.2% fail on Service brake performance
          • 3.2% fail on Service brake imbalance
      • 3.2% fail on Parking brake efficiency (sp)
        • 3.2% fail on Rbt (sp)
    • 6.5% fail on ABS / EBS / ESC (10 times worse than other 1994 cars)
      • 6.5% fail on Anti-lock braking system (11 times worse than other 1994 cars)
    • 3.2% fail on Service brake pedal or hand lever
      • 3.2% fail on Hand lever
    • 3.2% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 3.2% fail on Hydraulic brake cylinder
  • 16% fail on Noise, emissions and leaks
    • 13% fail on Exhaust emissions
      • 6.5% fail on Spark ignition
        • 3.2% fail on Non catalyst emissions
        • 3.2% fail on Catalyst emissions
      • 6.5% fail on Compression ignition (8 times worse than other 1994 cars)
        • 3.2% fail on Pre 01/07/2008 Turbo
        • 3.2% fail on Pre 01/07/2008 Non turbo
    • 3.2% fail on Fluid leaks
      • 3.2% fail on Engine oil leaks
  • 13% fail on Body, chassis, structure
    • 6.5% fail on Seats (10 times worse than other 1994 cars)
      • 3.2% fail on Driver's seat
      • 3.2% fail on Passenger's seat
    • 3.2% fail on Chassis
      • 3.2% fail on Chassis condition
    • 3.2% fail on Exhaust system
  • 6.5% fail on Steering
    • 6.5% fail on Steering linkage components
      • 3.2% fail on Ball joint
      • 3.2% fail on Locking devices
    • 3.2% fail on Power steering
      • 3.2% fail on Other components
  • 3.2% fail on Speedometer and speed limiter
    • 3.2% fail on Speedometer
  • 3.2% fail on Seat belts and supplementary restraint systems
    • 3.2% fail on Airbags
      • 3.2% fail on Drivers airbag
  • 3.2% fail on Tyres
    • 3.2% fail on Condition

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