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Mercedes-Benz E-Class MOT Results

71.1% pass rate
from 4,047 tests in 2020
Number of tests by age
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 pre-1990 cars and highlighted areas where the Mercedes-Benz E-Class is unusually good or bad.

  • 13% fail on Lamps, reflectors and electrical equipment
    • 3.8% fail on Headlamp aim
      • 3.5% fail on Headlamp aim
      • 0.32% fail on Headlamp aim not tested
    • 3.3% fail on Headlamps
      • 3.1% fail on Headlamp
      • 0.15% fail on Headlamp levelling device (2 times worse than other pre-1990 cars)
      • 0.025% fail on Dipswitch
    • 2.4% fail on Front and rear fog lamps
      • 2.4% fail on Rear fog lamp
        • 2.2% fail on Rear fog lamp
        • 0.42% fail on Switch (91% worse than other pre-1990 cars)
      • 0.025% fail on Front fog lamps
        • 0.025% fail on Front fog lamps
    • 2.0% fail on Direction indicators (26% better than other pre-1990 cars)
      • 2.0% fail on Flashing type (26% better than other pre-1990 cars)
        • 1.1% fail on Individual direction indicators
        • 0.49% fail on All direction indicators
        • 0.37% fail on Side repeaters
        • 0.025% fail on Switch
    • 2.0% fail on Stop lamp
    • 1.7% fail on Position lamps
      • 1.7% fail on Position lamp
      • 0.049% fail on All position lamps
    • 1.5% fail on Electrical equipment (36% better than other pre-1990 cars)
      • 0.72% fail on Battery(ies)
      • 0.72% fail on Horn (54% better than other pre-1990 cars)
      • 0.049% fail on Electrical wiring
    • 1.3% fail on Registration plate lamp(s)
    • 0.37% fail on Mandatory tell-tales
      • 0.37% fail on Rear fog lamp tell-tale
    • 0.20% fail on Hazard warning
      • 0.20% fail on Switch
    • 0.025% fail on Outline marker lamps
      • 0.025% fail on Outline marker lamp
  • 9.7% fail on Suspension (19% worse than other pre-1990 cars)
    • 4.4% fail on Component mounting prescribed areas (44% worse than other pre-1990 cars)
    • 2.1% fail on Suspension arms
      • 1.4% fail on Ball joint dust cover (150% worse than other pre-1990 cars)
      • 0.27% fail on Pins and bushes (52% better than other pre-1990 cars)
      • 0.27% fail on Ball joint (58% better than other pre-1990 cars)
      • 0.15% fail on Suspension arm
      • 0.074% fail on Attachment bracket and mounting
    • 1.2% fail on Springs (64% worse than other pre-1990 cars)
      • 1.0% fail on Coil springs (180% worse than other pre-1990 cars)
        • 1.0% fail on Coil spring (2 times worse than other pre-1990 cars)
      • 0.17% fail on Spring mounting prescribed areas
    • 1.1% fail on Anti-roll bars (74% worse than other pre-1990 cars)
      • 0.32% fail on Linkage ball joints (4 times worse than other pre-1990 cars)
      • 0.27% fail on Linkage ball joint dust cover (3 times worse than other pre-1990 cars)
      • 0.15% fail on Attachment bracket and mounting
      • 0.12% fail on Pins and bushes
      • 0.099% fail on Linkage
      • 0.074% fail on Ball joint dust cover
      • 0.049% fail on Anti-roll bar
      • 0.025% fail on Linkage pins and bushes
      • 0.025% fail on Ball joint
      • 0.025% fail on Linkage attachment bracket and mounting
    • 0.77% fail on Wheel bearings (50% better than other pre-1990 cars)
    • 0.64% fail on Other suspension component
      • 0.52% fail on Ball joint dust cover (3 times worse than other pre-1990 cars)
      • 0.12% fail on Ball joint
      • 0.025% fail on Attachment bracket and mounting
    • 0.59% fail on Shock absorbers
    • 0.54% fail on Sub-frames
      • 0.42% fail on Sub-frame mounting prescribed areas
      • 0.074% fail on Pins and bushes
      • 0.049% fail on Attachment bracket and mounting
      • 0.025% fail on Sub-frame
    • 0.20% fail on Axles
      • 0.099% fail on King pins
      • 0.099% fail on Swivel pins and bushes
      • 0.025% fail on Swivel joints/housing
    • 0.099% fail on Air/gas/fluid suspension
      • 0.049% fail on Pipes
      • 0.025% fail on Bellows
      • 0.025% fail on Levelling valve
      • 0.025% fail on Other components
    • 0.074% fail on Macpherson strut
      • 0.025% fail on Attachment bracket and mounting
      • 0.025% fail on Pins and bushes
      • 0.025% fail on Ball joint dust cover
  • 9.0% fail on Body, chassis, structure (32% worse than other pre-1990 cars)
    • 3.1% fail on Exhaust system (56% worse than other pre-1990 cars)
    • 1.6% fail on Integral vehicle structure (57% worse than other pre-1990 cars)
      • 1.5% fail on Integral vehicle structure condition (54% worse than other pre-1990 cars)
      • 0.049% fail on Strengthening plate (6 times worse than other pre-1990 cars)
    • 1.5% fail on Chassis
      • 1.4% fail on Chassis condition
      • 0.074% fail on Strengthening plate
    • 1.3% fail on Fuel system (43% worse than other pre-1990 cars)
      • 0.67% fail on Pipe (100% worse than other pre-1990 cars)
      • 0.32% fail on Hose (110% worse than other pre-1990 cars)
      • 0.15% fail on Fuel cap/sealing device
      • 0.15% fail on System
      • 0.074% fail on Tank
    • 1.0% fail on Seats (68% worse than other pre-1990 cars)
      • 0.84% fail on Driver's seat (88% worse than other pre-1990 cars)
      • 0.82% fail on Passenger's seat (2 times worse than other pre-1990 cars)
    • 0.86% fail on Transmission (36% better than other pre-1990 cars)
      • 0.49% fail on Prop shafts
        • 0.22% fail on Flexible couplings (8 times worse than other pre-1990 cars)
        • 0.17% fail on Prop shaft
        • 0.099% fail on Joints
      • 0.37% fail on Drive shafts (65% better than other pre-1990 cars)
        • 0.32% fail on Joints (69% better than other pre-1990 cars)
        • 0.049% fail on Drive shaft
        • 0.025% fail on Flexible couplings
    • 0.30% fail on Body
      • 0.22% fail on Panel
      • 0.074% fail on Other body component
    • 0.30% fail on Doors
      • 0.20% fail on Other passenger's door
        • 0.20% fail on Door condition
      • 0.074% fail on Driver's door
        • 0.074% fail on Door condition
      • 0.049% fail on Front passenger's door (79% better than other pre-1990 cars)
        • 0.049% fail on Door condition
    • 0.27% fail on Floor
    • 0.099% fail on Boot lid
      • 0.099% fail on Boot lid condition
    • 0.099% fail on Cabs
      • 0.099% fail on Prescribed areas
    • 0.074% fail on Bumpers
    • 0.074% fail on Towbar
      • 0.074% fail on Vehicle structure
    • 0.025% fail on Engine mounting
      • 0.025% fail on Engine mounting condition
  • 8.2% fail on Brakes (14% better than other pre-1990 cars)
    • 5.6% fail on Brake performance (22% better than other pre-1990 cars)
      • 3.1% fail on Service brake performance
        • 3.1% fail on Rbt
          • 2.7% fail on Service brake performance
          • 0.64% fail on Service brake imbalance
        • 0.049% fail on Decelerometer
          • 0.049% fail on Service brake performance
      • 1.8% fail on Parking brake efficiency (sp) (38% better than other pre-1990 cars)
        • 1.8% fail on Rbt (sp) (35% better than other pre-1990 cars)
        • 0.074% fail on Decelerometer (sp)
      • 1.4% fail on Service Brake Efficiency (sp) (53% better than other pre-1990 cars)
        • 1.3% fail on Rbt (sp) (54% better than other pre-1990 cars)
          • 0.79% fail on Service brake imbalance (61% better than other pre-1990 cars)
          • 0.67% fail on Service brake performance (45% better than other pre-1990 cars)
        • 0.074% fail on Decelerometer (sp)
      • 0.69% fail on Parking brake performance (44% better than other pre-1990 cars)
        • 0.67% fail on Rbt (44% better than other pre-1990 cars)
          • 0.64% fail on Parking brake performance
          • 0.025% fail on Parking (secondary brake performance)
        • 0.025% fail on Plate brake tester
          • 0.025% fail on Parking (secondary brake performance)
      • 0.37% fail on Brake performance not tested
    • 1.3% fail on Rigid brake pipes
    • 0.72% fail on Mechanical brake components
      • 0.62% fail on Brake linings and pads
        • 0.62% fail on Brake pads
      • 0.12% fail on Brake discs and drums (65% better than other pre-1990 cars)
        • 0.074% fail on Brake discs (74% better than other pre-1990 cars)
        • 0.049% fail on Brake drums
      • 0.049% fail on Brake cables, rods, levers and linkages
        • 0.049% fail on Cable
    • 0.54% fail on Flexible brake hoses
    • 0.37% fail on Hydraulic systems
      • 0.27% fail on Brake fluid
      • 0.049% fail on Master cylinder
      • 0.025% fail on Reservoirs
      • 0.025% fail on Valves
    • 0.32% fail on Other components and prescribed areas
      • 0.27% fail on Prescribed areas
        • 0.20% fail on Master cylinder/servo mounting
        • 0.074% fail on Park brake mechanism/associated mountings
      • 0.074% fail on Other components
    • 0.27% fail on ABS / EBS / ESC
      • 0.27% fail on Anti-lock braking system
    • 0.17% fail on Service brake pedal or hand lever (69% better than other pre-1990 cars)
      • 0.099% fail on Hand lever
      • 0.074% fail on Pedal (82% better than other pre-1990 cars)
    • 0.17% fail on Parking brake control
      • 0.17% fail on Lever
    • 0.17% fail on Load sensing valves
    • 0.15% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.15% fail on Hydraulic brake callipers
  • 6.0% fail on Visibility
    • 3.6% fail on Washers
    • 2.9% fail on Wipers
    • 0.17% fail on View to rear
      • 0.17% fail on Mirrors
    • 0.099% fail on Driver's view
    • 0.049% fail on Condition of glass
      • 0.049% fail on Windscreen
    • 0.025% fail on Bonnet
  • 4.3% fail on Noise, emissions and leaks
    • 3.8% fail on Exhaust emissions
      • 3.6% fail on Spark ignition
        • 2.7% fail on Non catalyst emissions
        • 0.59% fail on Emissions not tested
        • 0.40% fail on Catalyst emissions
      • 0.22% fail on Compression ignition
        • 0.074% fail on Pre 01/07/2008 Turbo
        • 0.049% fail on On or after 01/01/2014
        • 0.049% fail on Emissions not tested
        • 0.025% fail on Pre 01/07/2008 Non turbo
        • 0.025% fail on On or after 01/07/2008
    • 0.62% fail on Fluid leaks
      • 0.25% fail on Engine oil leaks
      • 0.25% fail on Other leaks
      • 0.12% fail on Transmission oil leaks
    • 0.025% fail on Noise suppression
      • 0.025% fail on Sound deadening material
  • 3.3% fail on Steering
    • 2.8% fail on Steering linkage components (44% worse than other pre-1990 cars)
      • 1.8% fail on Track rod end (48% worse than other pre-1990 cars)
      • 0.44% fail on Ball joint
      • 0.42% fail on Drag link end
      • 0.15% fail on Intermediate drop arm
      • 0.099% fail on Locking devices
      • 0.049% fail on Steering arm
      • 0.025% fail on Other components
        • 0.025% fail on Steering component
      • 0.025% fail on Lock stop
    • 0.25% fail on Steering play
      • 0.25% fail on Steering box
    • 0.20% fail on Power steering
      • 0.099% fail on Operation
      • 0.099% fail on Other components
      • 0.025% fail on Pump
    • 0.074% fail on Prescribed areas
    • 0.049% fail on Steering gear (96% better than other pre-1990 cars)
      • 0.025% fail on Operation
      • 0.025% fail on Steering box
    • 0.025% fail on Steering wheel
    • 0.025% fail on Steering coupling
      • 0.025% fail on Universal joint
  • 2.0% fail on Tyres
    • 1.1% fail on Tread depth (50% worse than other pre-1990 cars)
    • 0.89% fail on Condition
    • 0.074% fail on Size/type
  • 1.9% fail on Seat belts and supplementary restraint systems
    • 1.9% fail on Seat belts
      • 1.4% fail on Prescribed areas
      • 0.35% fail on Condition
      • 0.049% fail on Requirements
      • 0.025% fail on Attachment
  • 0.62% fail on Identification of the vehicle
    • 0.59% fail on Registration plates
    • 0.025% fail on Vehicle Identification Number
  • 0.15% fail on Speedometer and speed limiter
    • 0.15% fail on Speedometer
  • 0.12% fail on Road Wheels
    • 0.099% fail on Attachment
    • 0.025% fail on Hubs
  • 0.025% fail on Seat belt installation check
    • 0.025% fail on Anchorages
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