Mercedes-Benz S-Class MOT Results

Registered in 1999
61.8% pass rate
from 574 tests in 2017
(22% better than other 1999 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 1999 cars and highlighted areas where the Mercedes-Benz S-Class is unusually good or bad.

  • 17% fail on Lamps, Reflectors and Electrical Equipment (30% better than other 1999 cars)
    • 6.3% fail on Direction indicators (120% worse than other 1999 cars)
      • 6.3% fail on Flashing type (120% worse than other 1999 cars)
        • 3.7% fail on Individual lamps (98% worse than other 1999 cars)
        • 2.1% fail on Side repeaters (170% worse than other 1999 cars)
        • 0.52% fail on All direction indicators
        • 0.17% fail on Switch
    • 4.5% fail on Headlamp aim
    • 4.0% fail on Position lamps
      • 2.6% fail on Rear lamps
      • 1.6% fail on Front lamps (67% better than other 1999 cars)
    • 3.1% fail on Registration plate lamp (45% better than other 1999 cars)
    • 2.8% fail on Headlamps
      • 2.4% fail on Headlamp
      • 0.35% fail on Matched pair (27 times worse than other 1999 cars)
      • 0.17% fail on Headlamp defects which don't require an aim check on retest
        • 0.17% fail on Headlamp cleaning device
      • 0.17% fail on Headlamp defects which do require an aim check on retest
        • 0.17% fail on Headlamp cleaning device
    • 1.9% fail on Stop lamp (66% better than other 1999 cars)
    • 1.0% fail on Rear fog lamp
      • 0.87% fail on Fog lamp
      • 0.17% fail on Tell tale
    • 0.35% fail on Horn
    • 0.17% fail on Battery
    • 0.17% fail on Headlamp aim not tested
  • 16% fail on Suspension (25% better than other 1999 cars)
    • 5.4% fail on Suspension arms
      • 5.4% fail on Pins/bushes/ball joints
    • 4.9% fail on Prescribed areas
      • 3.1% fail on Component mounting
      • 1.4% fail on Subframe mounting
      • 0.52% fail on Spring mounting
    • 4.5% fail on Front suspension joints (2 times worse than other 1999 cars)
    • 1.0% fail on Tie bars/rods (2 times worse than other 1999 cars)
      • 1.0% fail on Pins/bushes/ball joints (3 times worse than other 1999 cars)
    • 0.87% fail on Wheel bearings
      • 0.87% fail on Front
    • 0.87% fail on Shock absorbers
      • 0.87% fail on Condition
    • 0.52% fail on Anti-roll bars (89% better than other 1999 cars)
      • 0.35% fail on Linkage pins/bushes/ball joints (89% better than other 1999 cars)
      • 0.17% fail on Pins/bushes/ball joints
    • 0.35% fail on Coil springs (88% better than other 1999 cars)
      • 0.35% fail on Condition (87% better than other 1999 cars)
    • 0.35% fail on Radius arms
      • 0.17% fail on Pins/bushes/ball joints
      • 0.17% fail on Attachment
    • 0.17% fail on Fluid suspension
      • 0.17% fail on Suspension unit
    • 0.17% fail on Air suspension
      • 0.17% fail on Suspension unit
  • 10% fail on Brakes (42% better than other 1999 cars)
    • 5.1% fail on Brake performance (47% better than other 1999 cars)
      • 2.6% fail on Rear wheels
      • 2.3% fail on Parking brake performance (51% better than other 1999 cars)
      • 0.70% fail on Service brake performance
      • 0.52% fail on Front wheels (84% better than other 1999 cars)
      • 0.35% fail on Brake imbalance
      • 0.35% fail on Brake performance not tested
    • 4.9% fail on Hydraulic systems
      • 4.4% fail on Components
        • 3.8% fail on Pipes
        • 0.52% fail on Hoses
        • 0.17% fail on Valves
      • 0.35% fail on Leaks
      • 0.17% fail on Brake fluid warning lamp
      • 0.17% fail on Operation
    • 1.4% fail on ABS
    • 0.70% fail on Electronic stability system (3 times worse than other 1999 cars)
    • 0.70% fail on Hub components (75% better than other 1999 cars)
      • 0.70% fail on Brake pads
    • 0.35% fail on Parking brake
      • 0.35% fail on Condition
    • 0.17% fail on Service brake control components
      • 0.17% fail on Pedal
        • 0.17% fail on Condition
    • 0.17% fail on Mechanical components
      • 0.17% fail on Cable
    • 0.17% fail on Restricted movement
  • 9.1% fail on Driver's view of the road
    • 4.5% fail on Wipers
    • 3.3% fail on Washers
    • 1.2% fail on Mirrors (180% worse than other 1999 cars)
    • 0.70% fail on Windscreen
  • 5.9% fail on Tyres
    • 3.7% fail on Tread depth
    • 2.1% fail on Condition
    • 0.35% fail on Size/type
  • 5.4% fail on Seat Belts and Supplementary Restraint Systems
    • 3.5% fail on Supplementary restraint systems (100% worse than other 1999 cars)
      • 3.5% fail on SRS Malfunction Indicator Lamp (120% worse than other 1999 cars)
    • 2.4% fail on Seat belts
      • 2.1% fail on Prescribed areas
      • 0.35% fail on Requirements
      • 0.35% fail on Condition
  • 4.4% fail on Exhaust, Fuel and Emissions (62% better than other 1999 cars)
    • 2.3% fail on Exhaust system (56% better than other 1999 cars)
    • 1.4% fail on Emissions (79% better than other 1999 cars)
    • 1.0% fail on Fuel system
      • 0.52% fail on System
      • 0.17% fail on Hose
      • 0.17% fail on Pipe
      • 0.17% fail on Cap
  • 3.1% fail on Body, Structure and General Items
    • 2.3% fail on Body condition
    • 0.52% fail on Vehicle structure
      • 0.52% fail on Chassis
    • 0.35% fail on Speedometer (11 times worse than other 1999 cars)
  • 2.6% fail on Steering
    • 2.4% fail on Steering system
      • 1.7% fail on Track rod end
      • 0.35% fail on Ball joint
      • 0.17% fail on Free play
        • 0.17% fail on Steering rack
      • 0.17% fail on Steering rack
    • 0.17% fail on Steering control
      • 0.17% fail on Steering lock
    • 0.17% fail on Steering operation
  • 1.0% fail on Road Wheels
    • 1.0% fail on Attachment (2 times worse than other 1999 cars)
  • 0.52% fail on Registration plates and VIN
    • 0.52% fail on Registration plate

Search Good Garages