Mercedes-Benz S-Class MOT Results

Registered in 1992

71.0% pass rate

from 500 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 1992 cars and highlighted areas where the Mercedes-Benz S-Class is unusually good or bad.

11% fail on Lamps, reflectors and electrical equipment
- 3.0% fail on Headlamps
  - 2.8% fail on Headlamp
  - 0.20% fail on Headlamp levelling device
- 3.0% fail on Direction indicators
  - 3.0% fail on Flashing type
    - 1.4% fail on Side repeaters
    - 1.0% fail on Individual direction indicators
    - 0.60% fail on All direction indicators
- 2.6% fail on Headlamp aim
  - 2.6% fail on Headlamp aim
  - 0.20% fail on Headlamp aim not tested
- 2.6% fail on Stop lamp
- 1.8% fail on Front and rear fog lamps
  - 1.8% fail on Rear fog lamp
    - 1.8% fail on Rear fog lamp
- 0.60% fail on Registration plate lamp(s)
- 0.20% fail on Hazard warning
  - 0.20% fail on Switch
- 0.20% fail on Electrical equipment
  - 0.20% fail on Battery(ies)
7.8% fail on Suspension
- 3.2% fail on Springs (2 times worse than other 1992 cars)
  - 2.8% fail on Coil springs (2 times worse than other 1992 cars)
    - 2.8% fail on Coil spring (2 times worse than other 1992 cars)
  - 0.40% fail on Spring mounting prescribed areas
- 2.6% fail on Suspension arms
  - 1.2% fail on Ball joint
  - 1.0% fail on Ball joint dust cover
  - 0.40% fail on Pins and bushes
- 1.2% fail on Component mounting prescribed areas (70% better than other 1992 cars)
- 0.60% fail on Anti-roll bars
  - 0.20% fail on Attachment bracket and mounting
  - 0.20% fail on Linkage pins and bushes
  - 0.20% fail on Linkage ball joint dust cover
- 0.60% fail on Sub-frames
  - 0.60% fail on Sub-frame mounting prescribed areas
- 0.20% fail on Wheel bearings
- 0.20% fail on Shock absorbers
- 0.20% fail on Macpherson strut
  - 0.20% fail on Attachment bracket and mounting
- 0.20% fail on Other suspension component
  - 0.20% fail on Ball joint dust cover
- 0.20% fail on Air/gas/fluid suspension
  - 0.20% fail on Suspension unit
  - 0.20% fail on Accumulator
6.6% fail on Brakes (40% better than other 1992 cars)
- 3.4% fail on Brake performance (57% better than other 1992 cars)
  - 1.6% fail on Parking brake efficiency (sp)
    - 1.6% fail on Rbt (sp)
  - 1.4% fail on Service brake performance
    - 1.4% fail on Rbt
      - 1.4% fail on Service brake performance
  - 1.4% fail on Service Brake Efficiency (sp) (60% better than other 1992 cars)
    - 1.4% fail on Rbt (sp)
      - 0.80% fail on Service brake imbalance
      - 0.60% fail on Service brake performance
  - 0.20% fail on Parking brake performance
    - 0.20% fail on Rbt
      - 0.20% fail on Parking brake performance
- 1.8% fail on Rigid brake pipes
- 1.0% fail on ABS / EBS / ESC (2 times worse than other 1992 cars)
  - 1.0% fail on Anti-lock braking system (2 times worse than other 1992 cars)
- 0.80% fail on Mechanical brake components
  - 0.60% fail on Brake linings and pads
    - 0.60% fail on Brake pads
  - 0.20% fail on Brake discs and drums
    - 0.20% fail on Brake discs
- 0.40% fail on Flexible brake hoses
- 0.40% fail on Other components and prescribed areas
  - 0.20% fail on Other components
  - 0.20% fail on Prescribed areas
    - 0.20% fail on Other braking system component
- 0.20% fail on Service brake pedal or hand lever
  - 0.20% fail on Pedal
- 0.20% fail on Parking brake control
  - 0.20% fail on Lever
- 0.20% fail on Hydraulic systems
  - 0.20% fail on Valves
6.0% fail on Visibility
- 4.0% fail on Wipers
- 2.2% fail on Washers
- 0.40% fail on View to rear
  - 0.40% fail on Mirrors
- 0.20% fail on Bonnet
4.2% fail on Body, chassis, structure (53% better than other 1992 cars)
- 1.0% fail on Integral vehicle structure
  - 1.0% fail on Integral vehicle structure condition
- 1.0% fail on Exhaust system (66% better than other 1992 cars)
- 0.80% fail on Fuel system
  - 0.40% fail on Fuel cap/sealing device
  - 0.20% fail on Pipe
  - 0.20% fail on System
- 0.60% fail on Chassis
  - 0.60% fail on Chassis condition
- 0.60% fail on Seats
  - 0.60% fail on Driver's seat
  - 0.20% fail on Passenger's seat
- 0.40% fail on Transmission (82% better than other 1992 cars)
  - 0.40% fail on Prop shafts
    - 0.20% fail on Prop shaft
    - 0.20% fail on Flexible couplings
- 0.20% fail on Bumpers
- 0.20% fail on Body
  - 0.20% fail on Panel
- 0.20% fail on Doors
  - 0.20% fail on Front passenger's door
    - 0.20% fail on Door condition
4.0% fail on Noise, emissions and leaks
- 4.0% fail on Exhaust emissions
  - 3.6% fail on Spark ignition
    - 1.4% fail on Catalyst emissions
    - 1.2% fail on Emissions not tested
    - 1.0% fail on Non catalyst emissions
  - 0.40% fail on Compression ignition
    - 0.20% fail on Pre 01/07/2008 Turbo
    - 0.20% fail on Pre 01/07/2008 Non turbo
- 0.20% fail on Fluid leaks
  - 0.20% fail on Engine oil leaks
2.6% fail on Tyres
- 1.4% fail on Tread depth
- 1.2% fail on Condition
- 0.20% fail on Size/type
1.6% fail on Steering (61% better than other 1992 cars)
- 1.6% fail on Steering linkage components
  - 1.0% fail on Track rod end
  - 0.40% fail on Drag link end
  - 0.20% fail on Ball joint
  - 0.20% fail on Locking devices
- 0.20% fail on Power steering
  - 0.20% fail on Rams
1.0% fail on Seat belts and supplementary restraint systems
- 1.0% fail on Seat belts
  - 0.60% fail on Condition
  - 0.20% fail on Prescribed areas
  - 0.20% fail on Requirements
0.80% fail on Road Wheels
- 0.80% fail on Attachment
0.60% fail on Identification of the vehicle
- 0.60% fail on Registration plates
0.20% fail on Speedometer and speed limiter
- 0.20% fail on Speedometer