Mercedes-Benz C-Class MOT Results

Registered in 1998
67.8% pass rate
from 1,187 tests in 2020
(19% 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.

  • 15% fail on Lamps, reflectors and electrical equipment (5.9% worse than other 1998 cars)
    • 6.9% fail on Direction indicators (190% worse than other 1998 cars)
      • 6.9% fail on Flashing type (190% worse than other 1998 cars)
        • 3.9% fail on Individual direction indicators (150% worse than other 1998 cars)
        • 3.6% fail on Side repeaters (3 times worse than other 1998 cars)
        • 0.34% fail on All direction indicators (68% worse than other 1998 cars)
    • 4.0% fail on Stop lamp (1.9% better than other 1998 cars)
    • 2.9% fail on Headlamp aim (20% better than other 1998 cars)
      • 2.5% fail on Headlamp aim (24% better than other 1998 cars)
      • 0.34% fail on Headlamp aim not tested (13% worse than other 1998 cars)
    • 2.4% fail on Headlamps (21% better than other 1998 cars)
      • 2.4% fail on Headlamp (16% better than other 1998 cars)
      • 0.084% fail on Headlamp levelling device
    • 0.76% fail on Registration plate lamp(s) (57% better than other 1998 cars)
    • 0.51% fail on Electrical equipment (57% better than other 1998 cars)
      • 0.42% fail on Horn (38% better than other 1998 cars)
      • 0.084% fail on Battery(ies)
    • 0.25% fail on Position lamps (36% worse than other 1998 cars)
      • 0.25% fail on Position lamp (52% worse than other 1998 cars)
    • 0.25% fail on Front and rear fog lamps (83% better than other 1998 cars)
      • 0.25% fail on Rear fog lamp (83% better than other 1998 cars)
        • 0.25% fail on Rear fog lamp (83% better than other 1998 cars)
  • 9.9% fail on Suspension (28% better than other 1998 cars)
    • 2.9% fail on Suspension arms (27% better than other 1998 cars)
      • 1.8% fail on Ball joint (1.6% worse than other 1998 cars)
      • 0.76% fail on Pins and bushes (50% better than other 1998 cars)
      • 0.34% fail on Suspension arm (31% worse than other 1998 cars)
      • 0.25% fail on Attachment bracket and mounting (2 times worse than other 1998 cars)
      • 0.084% fail on Ball joint dust cover
    • 2.8% fail on Springs (76% worse than other 1998 cars)
      • 2.4% fail on Coil springs (68% worse than other 1998 cars)
        • 2.4% fail on Coil spring (72% worse than other 1998 cars)
      • 0.42% fail on Spring mounting prescribed areas (150% worse than other 1998 cars)
    • 2.8% fail on Component mounting prescribed areas (42% better than other 1998 cars)
    • 1.3% fail on Anti-roll bars (56% better than other 1998 cars)
      • 0.59% fail on Pins and bushes (62% worse than other 1998 cars)
      • 0.42% fail on Linkage pins and bushes (8.5% better than other 1998 cars)
      • 0.084% fail on Attachment bracket and mounting
      • 0.084% fail on Linkage
      • 0.084% fail on Ball joint dust cover
    • 0.76% fail on Wheel bearings (42% better than other 1998 cars)
    • 0.42% fail on Other suspension component (12% better than other 1998 cars)
      • 0.34% fail on Ball joint (67% worse than other 1998 cars)
      • 0.084% fail on Attachment bracket and mounting
    • 0.25% fail on Sub-frames (58% better than other 1998 cars)
      • 0.25% fail on Sub-frame mounting prescribed areas (30% better than other 1998 cars)
    • 0.17% fail on Shock absorbers (86% better than other 1998 cars)
    • 0.084% fail on Suspension rods
      • 0.084% fail on Ball joint dust cover
  • 7.0% fail on Brakes (44% better than other 1998 cars)
    • 2.0% fail on Rigid brake pipes (27% better than other 1998 cars)
    • 2.0% fail on Mechanical brake components (7.6% better than other 1998 cars)
      • 1.9% fail on Brake linings and pads (29% worse than other 1998 cars)
        • 1.9% fail on Brake pads (30% worse than other 1998 cars)
      • 0.42% fail on Brake discs and drums (45% better than other 1998 cars)
        • 0.42% fail on Brake discs (43% better than other 1998 cars)
    • 1.8% fail on Brake performance (76% better than other 1998 cars)
      • 1.1% fail on Parking brake efficiency (sp) (66% better than other 1998 cars)
        • 1.1% fail on Rbt (sp) (65% better than other 1998 cars)
      • 0.59% fail on Service brake performance (77% better than other 1998 cars)
        • 0.59% fail on Rbt (77% better than other 1998 cars)
          • 0.34% fail on Service brake performance (83% better than other 1998 cars)
          • 0.25% fail on Service brake imbalance (62% better than other 1998 cars)
      • 0.59% fail on Parking brake performance (55% better than other 1998 cars)
        • 0.51% fail on Rbt (60% better than other 1998 cars)
          • 0.42% fail on Parking brake performance (62% better than other 1998 cars)
          • 0.084% fail on Parking (secondary brake performance)
        • 0.084% fail on Plate brake tester
          • 0.084% fail on Parking brake performance
      • 0.34% fail on Service Brake Efficiency (sp) (88% better than other 1998 cars)
        • 0.25% fail on Rbt (sp) (91% better than other 1998 cars)
          • 0.25% fail on Service brake imbalance (85% better than other 1998 cars)
        • 0.084% fail on Plate brake tester (sp)
          • 0.084% fail on Service brake imbalance
    • 1.6% fail on ABS / EBS / ESC (16% worse than other 1998 cars)
      • 1.4% fail on Anti-lock braking system (8.1% worse than other 1998 cars)
      • 0.25% fail on Electronic stability control (43% worse than other 1998 cars)
      • 0.084% fail on Electronic braking system
    • 0.17% fail on Flexible brake hoses (53% better than other 1998 cars)
    • 0.17% fail on Other components and prescribed areas (17% worse than other 1998 cars)
      • 0.17% fail on Prescribed areas (30% worse than other 1998 cars)
        • 0.17% fail on Other braking system component (3 times worse than other 1998 cars)
    • 0.084% fail on Service brake pedal or hand lever
      • 0.084% fail on Pedal
    • 0.084% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.084% fail on Hydraulic brake callipers
  • 5.3% fail on Visibility (25% better than other 1998 cars)
    • 3.5% fail on Wipers (13% better than other 1998 cars)
    • 1.3% fail on Washers (58% better than other 1998 cars)
    • 0.76% fail on View to rear (180% worse than other 1998 cars)
      • 0.76% fail on Mirrors (190% worse than other 1998 cars)
    • 0.25% fail on Bonnet (64% worse than other 1998 cars)
    • 0.25% fail on Condition of glass (100% worse than other 1998 cars)
      • 0.25% fail on Windscreen (110% worse than other 1998 cars)
    • 0.084% fail on Driver's view
  • 4.5% fail on Tyres (0.100% worse than other 1998 cars)
    • 3.3% fail on Tread depth (28% worse than other 1998 cars)
    • 1.5% fail on Condition (23% better than other 1998 cars)
  • 3.5% fail on Body, chassis, structure (66% better than other 1998 cars)
    • 1.0% fail on Exhaust system (70% better than other 1998 cars)
    • 0.84% fail on Fuel system (42% worse than other 1998 cars)
      • 0.34% fail on Pipe (120% worse than other 1998 cars)
      • 0.25% fail on Hose (2 times worse than other 1998 cars)
      • 0.25% fail on Fuel cap/sealing device (15% worse than other 1998 cars)
    • 0.76% fail on Chassis (38% better than other 1998 cars)
      • 0.76% fail on Chassis condition (38% better than other 1998 cars)
    • 0.42% fail on Body (7.8% worse than other 1998 cars)
      • 0.34% fail on Other body component (100% worse than other 1998 cars)
      • 0.084% fail on Panel
    • 0.34% fail on Transmission (90% better than other 1998 cars)
      • 0.25% fail on Prop shafts (10% better than other 1998 cars)
        • 0.084% fail on Prop shaft
        • 0.084% fail on Flexible couplings
        • 0.084% fail on Bearing housing
      • 0.084% fail on Drive shafts
        • 0.084% fail on Joints
    • 0.25% fail on Integral vehicle structure (84% better than other 1998 cars)
      • 0.25% fail on Integral vehicle structure condition (83% better than other 1998 cars)
    • 0.17% fail on Doors (70% better than other 1998 cars)
      • 0.17% fail on Other passenger's door (31% better than other 1998 cars)
        • 0.17% fail on Door condition (28% better than other 1998 cars)
    • 0.17% fail on Floor (78% worse than other 1998 cars)
  • 2.8% fail on Seat belts and supplementary restraint systems (34% better than other 1998 cars)
    • 1.9% fail on Seat belts (35% better than other 1998 cars)
      • 1.5% fail on Prescribed areas (36% better than other 1998 cars)
      • 0.25% fail on Condition (57% better than other 1998 cars)
      • 0.17% fail on Attachment (3 times worse than other 1998 cars)
    • 0.93% fail on SRS malfunction indicator lamp (23% better than other 1998 cars)
  • 2.6% fail on Noise, emissions and leaks (66% better than other 1998 cars)
    • 2.6% fail on Exhaust emissions (64% better than other 1998 cars)
      • 2.4% fail on Spark ignition (63% better than other 1998 cars)
        • 2.1% fail on Catalyst emissions (60% better than other 1998 cars)
        • 0.25% fail on Emissions not tested (76% better than other 1998 cars)
        • 0.084% fail on Malfunction indicator lamp
      • 0.17% fail on Compression ignition (76% better than other 1998 cars)
        • 0.084% fail on Pre 01/07/2008 Non turbo
        • 0.084% fail on Emissions not tested
    • 0.084% fail on Fluid leaks
      • 0.084% fail on Engine oil leaks
  • 2.4% fail on Steering (34% better than other 1998 cars)
    • 2.4% fail on Steering linkage components (9.9% worse than other 1998 cars)
      • 1.7% fail on Track rod end (5.8% worse than other 1998 cars)
      • 0.42% fail on Ball joint (47% worse than other 1998 cars)
      • 0.17% fail on Drag link end (34% better than other 1998 cars)
      • 0.17% fail on Intermediate drop arm (3 times worse than other 1998 cars)
    • 0.084% fail on Prescribed areas
    • 0.084% fail on Steering play
      • 0.084% fail on Steering box
  • 0.93% fail on Identification of the vehicle (2.2% better than other 1998 cars)
    • 0.93% fail on Registration plates (1.5% better than other 1998 cars)
  • 0.51% fail on Road Wheels (75% worse than other 1998 cars)
    • 0.51% fail on Attachment (120% worse than other 1998 cars)

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