Mercedes-Benz C-Class MOT Results

Registered in 1998
63.2% pass rate
from 2,135 tests in 2017
(22% better than other 1998 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 1998 cars and highlighted areas where the Mercedes-Benz C-Class is unusually good or bad.

  • 21% fail on Lamps, Reflectors and Electrical Equipment
    • 7.3% fail on Direction indicators (160% worse than other 1998 cars)
      • 7.3% fail on Flashing type (160% worse than other 1998 cars)
        • 4.0% fail on Side repeaters (4 times worse than other 1998 cars)
        • 3.8% fail on Individual lamps (120% worse than other 1998 cars)
        • 1.0% fail on All direction indicators (190% worse than other 1998 cars)
        • 0.047% fail on Tell tales
    • 5.4% fail on Stop lamp
    • 5.2% fail on Position lamps
      • 3.3% fail on Front lamps
      • 2.0% fail on Rear lamps
      • 0.094% fail on All position lamps
    • 4.6% fail on Headlamp aim
    • 2.8% fail on Registration plate lamp (47% better than other 1998 cars)
    • 2.1% fail on Headlamps (37% better than other 1998 cars)
      • 2.1% fail on Headlamp (37% better than other 1998 cars)
      • 0.047% fail on Headlamp defects which do require an aim check on retest
        • 0.047% fail on Main beam 'tell-tale'
      • 0.047% fail on Switch
    • 0.84% fail on Rear fog lamp (49% better than other 1998 cars)
      • 0.84% fail on Fog lamp (45% better than other 1998 cars)
    • 0.61% fail on Horn
    • 0.33% fail on Battery (73% better than other 1998 cars)
    • 0.047% fail on Trailer electrical socket
    • 0.047% fail on Hazard warning
      • 0.047% fail on Switch
    • 0.047% fail on Headlamp aim not tested
  • 11% fail on Suspension (46% better than other 1998 cars)
    • 3.0% fail on Coil springs (46% worse than other 1998 cars)
      • 2.9% fail on Condition (44% worse than other 1998 cars)
      • 0.23% fail on Location
    • 2.6% fail on Prescribed areas (61% better than other 1998 cars)
      • 1.5% fail on Component mounting (72% better than other 1998 cars)
      • 0.80% fail on Spring mounting
      • 0.47% fail on Subframe mounting (62% better than other 1998 cars)
    • 2.3% fail on Suspension arms (36% better than other 1998 cars)
      • 2.2% fail on Pins/bushes/ball joints (36% better than other 1998 cars)
      • 0.14% fail on Condition
    • 2.2% fail on Front suspension joints (65% worse than other 1998 cars)
    • 1.4% fail on Anti-roll bars (61% better than other 1998 cars)
      • 0.98% fail on Pins/bushes/ball joints
      • 0.19% fail on Linkage pins/bushes/ball joints (92% better than other 1998 cars)
      • 0.19% fail on Attachment
      • 0.047% fail on Linkage condition
    • 0.89% fail on Wheel bearings (48% better than other 1998 cars)
      • 0.84% fail on Front
      • 0.047% fail on Rear
    • 0.37% fail on Shock absorbers (77% better than other 1998 cars)
      • 0.37% fail on Condition (77% better than other 1998 cars)
    • 0.094% fail on Tie bars/rods
      • 0.094% fail on Pins/bushes/ball joints
    • 0.094% fail on Sub-frames
      • 0.047% fail on Condition
      • 0.047% fail on Pins/bushes/ball joints
    • 0.047% fail on Radius arms
      • 0.047% fail on Pins/bushes/ball joints
  • 10% fail on Brakes (38% better than other 1998 cars)
    • 4.6% fail on Hydraulic systems (26% better than other 1998 cars)
      • 4.5% fail on Components (22% better than other 1998 cars)
        • 2.9% fail on Pipes
        • 2.1% fail on Hoses
        • 0.047% fail on Reservoirs
      • 0.14% fail on Leaks
      • 0.047% fail on Brake fluid warning lamp
      • 0.047% fail on Operation
    • 3.0% fail on Brake performance (66% better than other 1998 cars)
      • 1.6% fail on Rear wheels (58% better than other 1998 cars)
      • 0.89% fail on Parking brake performance (78% better than other 1998 cars)
      • 0.75% fail on Front wheels (78% better than other 1998 cars)
      • 0.28% fail on Brake imbalance
      • 0.23% fail on Service brake performance (85% better than other 1998 cars)
      • 0.094% fail on Brake performance not tested
      • 0.047% fail on Brake operation
    • 2.4% fail on Hub components
      • 2.1% fail on Brake pads
      • 0.33% fail on Brake discs
      • 0.094% fail on Brake calipers
    • 2.2% fail on ABS (52% worse than other 1998 cars)
    • 0.37% fail on Electronic stability system (2 times worse than other 1998 cars)
    • 0.14% fail on Parking brake (86% better than other 1998 cars)
      • 0.14% fail on Condition (86% better than other 1998 cars)
    • 0.094% fail on Service brake control components
      • 0.094% fail on Pedal
        • 0.047% fail on Condition
        • 0.047% fail on Anti-slip
    • 0.094% fail on Restricted movement
  • 6.8% fail on Tyres
    • 4.2% fail on Tread depth
    • 2.5% fail on Condition
    • 0.23% fail on Size/type
    • 0.094% fail on Valve stem
  • 5.9% fail on Driver's view of the road (34% better than other 1998 cars)
    • 3.3% fail on Wipers (38% better than other 1998 cars)
    • 1.6% fail on Washers (52% better than other 1998 cars)
    • 0.89% fail on Mirrors (130% worse than other 1998 cars)
    • 0.52% fail on Windscreen
    • 0.094% fail on Bonnet
  • 5.5% fail on Exhaust, Fuel and Emissions (49% better than other 1998 cars)
    • 3.2% fail on Emissions (50% better than other 1998 cars)
    • 1.4% fail on Fuel system
      • 0.47% fail on Cap
      • 0.28% fail on Hose (4 times worse than other 1998 cars)
      • 0.28% fail on Pipe
      • 0.19% fail on System
      • 0.14% fail on Tank
    • 1.0% fail on Exhaust system (79% better than other 1998 cars)
    • 0.28% fail on Emissions not tested (73% better than other 1998 cars)
  • 3.5% fail on Steering
    • 3.4% fail on Steering system
      • 2.3% fail on Track rod end
      • 0.52% fail on Ball joint
      • 0.33% fail on Steering arm (3 times worse than other 1998 cars)
      • 0.23% fail on Drag link end
      • 0.094% fail on Free play
        • 0.094% fail on Steering box
      • 0.047% fail on Steering box
      • 0.047% fail on Steering damper
      • 0.047% fail on Other components
        • 0.047% fail on Steering pivot point
    • 0.094% fail on Power steering (85% better than other 1998 cars)
      • 0.094% fail on Operation
    • 0.047% fail on Steering control
      • 0.047% fail on Steering column
  • 3.0% fail on Seat Belts and Supplementary Restraint Systems (47% better than other 1998 cars)
    • 1.5% fail on Supplementary restraint systems
      • 1.5% fail on SRS Malfunction Indicator Lamp
    • 1.5% fail on Seat belts (65% better than other 1998 cars)
      • 1.4% fail on Prescribed areas (64% better than other 1998 cars)
      • 0.19% fail on Requirements
      • 0.094% fail on Condition (82% better than other 1998 cars)
  • 1.4% fail on Body, Structure and General Items (70% better than other 1998 cars)
    • 0.80% fail on Body condition (66% better than other 1998 cars)
    • 0.28% fail on Doors (62% better than other 1998 cars)
      • 0.23% fail on Passengers other
      • 0.047% fail on Drivers
    • 0.14% fail on Vehicle structure (89% better than other 1998 cars)
      • 0.14% fail on Chassis (89% better than other 1998 cars)
    • 0.094% fail on Seats
      • 0.094% fail on Drivers
    • 0.047% fail on Engine mountings
    • 0.047% fail on Load security
      • 0.047% fail on Bootlid
  • 1.1% fail on Registration plates and VIN
    • 1.1% fail on Registration plate
  • 0.80% fail on Road Wheels (130% worse than other 1998 cars)
    • 0.66% fail on Attachment (160% worse than other 1998 cars)
    • 0.094% fail on Condition
    • 0.047% fail on Halfshafts
  • 0.047% fail on Towbars
    • 0.047% fail on Vehicle structure

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