Mercedes-Benz S-Class MOT Results

Registered in 1994
65.1% pass rate
from 86 tests in 2020
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.

  • 13% fail on Lamps, reflectors and electrical equipment
    • 4.7% fail on Stop lamp
    • 3.5% fail on Headlamps
      • 1.2% fail on Headlamp
      • 1.2% fail on Matched pair
      • 1.2% fail on Headlamp levelling device
    • 2.3% fail on Headlamp aim
      • 2.3% fail on Headlamp aim
    • 2.3% fail on Position lamps
      • 2.3% fail on Position lamp
    • 2.3% fail on Front and rear fog lamps
      • 2.3% fail on Rear fog lamp
        • 2.3% fail on Rear fog lamp
    • 1.2% fail on Direction indicators
      • 1.2% fail on Flashing type
        • 1.2% fail on Side repeaters
  • 9.3% fail on Suspension
    • 4.7% fail on Springs (3 times worse than other 1994 cars)
      • 4.7% fail on Coil springs (4 times worse than other 1994 cars)
        • 4.7% fail on Coil spring (5 times worse than other 1994 cars)
      • 1.2% fail on Spring mounting prescribed areas
    • 3.5% fail on Suspension arms
      • 3.5% fail on Pins and bushes
    • 2.3% fail on Anti-roll bars
      • 2.3% fail on Linkage ball joint dust cover (7 times worse than other 1994 cars)
    • 2.3% fail on Component mounting prescribed areas
  • 5.8% fail on Brakes
    • 3.5% fail on Brake performance
      • 3.5% fail on Service Brake Efficiency (sp)
        • 3.5% fail on Rbt (sp)
          • 2.3% fail on Service brake performance
          • 1.2% fail on Service brake imbalance
      • 1.2% fail on Parking brake efficiency (sp)
        • 1.2% fail on Rbt (sp)
    • 1.2% fail on Mechanical brake components
      • 1.2% fail on Brake linings and pads
        • 1.2% fail on Brake pads
    • 1.2% fail on ABS / EBS / ESC
      • 1.2% fail on Anti-lock braking system
  • 5.8% fail on Visibility
    • 4.7% fail on Washers
    • 2.3% fail on Condition of glass (17 times worse than other 1994 cars)
      • 2.3% fail on Windscreen (17 times worse than other 1994 cars)
    • 1.2% fail on Wipers
  • 5.8% fail on Noise, emissions and leaks
    • 5.8% fail on Exhaust emissions
      • 5.8% fail on Spark ignition
        • 4.7% fail on Catalyst emissions
        • 1.2% fail on Emissions not tested
  • 3.5% fail on Body, chassis, structure
    • 2.3% fail on Exhaust system
    • 1.2% fail on Doors
      • 1.2% fail on Other passenger's door
        • 1.2% fail on Door condition
  • 3.5% fail on Tyres
    • 2.3% fail on Tread depth
    • 1.2% fail on Condition
  • 2.3% fail on Seat belts and supplementary restraint systems
    • 1.2% fail on Seat belts
      • 1.2% fail on Condition
    • 1.2% fail on SRS malfunction indicator lamp
  • 1.2% fail on Steering
    • 1.2% fail on Steering linkage components
      • 1.2% fail on Track rod end

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