MOT Results

Honest John Good Garage Guide MOT Results » Mercedes-Benz » C-Class » 2003

Mercedes-Benz C-Class MOT Results

Registered in 2003
55.5% pass rate
from 9,607 tests in 2020
(5.8% better than other 2003 cars)
Pass rate by mileage
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 2003 cars and highlighted areas where the Mercedes-Benz C-Class is unusually good or bad.

  • 23% fail on Suspension (30% worse than other 2003 cars)
    • 11% fail on Suspension arms (82% worse than other 2003 cars)
      • 7.1% fail on Ball joint (150% worse than other 2003 cars)
      • 3.1% fail on Pins and bushes (29% worse than other 2003 cars)
      • 2.2% fail on Ball joint dust cover (100% worse than other 2003 cars)
      • 0.32% fail on Suspension arm
      • 0.083% fail on Attachment bracket and mounting
    • 8.7% fail on Springs (140% worse than other 2003 cars)
      • 8.7% fail on Coil springs (150% worse than other 2003 cars)
        • 8.6% fail on Coil spring (150% worse than other 2003 cars)
        • 0.021% fail on Mounting
    • 8.3% fail on Anti-roll bars (46% worse than other 2003 cars)
      • 3.0% fail on Linkage ball joint dust cover (110% worse than other 2003 cars)
      • 2.1% fail on Linkage ball joints
      • 1.2% fail on Ball joint dust cover (74% worse than other 2003 cars)
      • 0.86% fail on Linkage pins and bushes (53% worse than other 2003 cars)
      • 0.83% fail on Pins and bushes (110% worse than other 2003 cars)
      • 0.68% fail on Ball joint
      • 0.20% fail on Linkage (58% better than other 2003 cars)
      • 0.15% fail on Anti-roll bar
      • 0.083% fail on Attachment bracket and mounting
    • 0.90% fail on Wheel bearings (45% better than other 2003 cars)
    • 0.37% fail on Shock absorbers (73% better than other 2003 cars)
    • 0.36% fail on Other suspension component
      • 0.28% fail on Ball joint
      • 0.062% fail on Ball joint dust cover
      • 0.021% fail on Other suspension component
      • 0.010% fail on Pins and bushes
    • 0.083% fail on Suspension rods
      • 0.052% fail on Ball joint
      • 0.021% fail on Suspension rod
      • 0.010% fail on Pins and bushes
    • 0.073% fail on Sub-frames (85% better than other 2003 cars)
      • 0.052% fail on Sub-frame (74% better than other 2003 cars)
      • 0.010% fail on Sub-frame mounting prescribed areas
      • 0.010% fail on Ball joint
    • 0.062% fail on Macpherson strut (80% better than other 2003 cars)
      • 0.031% fail on Macpherson strut
      • 0.021% fail on Attachment bracket and mounting (81% better than other 2003 cars)
      • 0.010% fail on Ball joint dust cover
    • 0.052% fail on Component mounting prescribed areas (98% better than other 2003 cars)
  • 14% fail on Lamps, reflectors and electrical equipment (33% better than other 2003 cars)
    • 3.7% fail on Headlamps (33% better than other 2003 cars)
      • 3.5% fail on Headlamp (31% better than other 2003 cars)
      • 0.19% fail on Headlamp levelling device (58% better than other 2003 cars)
      • 0.031% fail on Dipswitch
      • 0.010% fail on Matched pair
    • 3.6% fail on Direction indicators (47% worse than other 2003 cars)
      • 3.6% fail on Flashing type (47% worse than other 2003 cars)
        • 2.2% fail on Individual direction indicators (35% worse than other 2003 cars)
        • 1.1% fail on Side repeaters (45% worse than other 2003 cars)
        • 0.22% fail on All direction indicators
        • 0.21% fail on Switch (11 times worse than other 2003 cars)
    • 3.4% fail on Headlamp aim (29% better than other 2003 cars)
      • 3.2% fail on Headlamp aim (29% better than other 2003 cars)
      • 0.25% fail on Headlamp aim not tested
    • 2.4% fail on Stop lamp (57% better than other 2003 cars)
    • 1.7% fail on Registration plate lamp(s) (45% better than other 2003 cars)
    • 1.1% fail on Position lamps (67% better than other 2003 cars)
      • 1.1% fail on Position lamp (68% better than other 2003 cars)
      • 0.021% fail on Switch
      • 0.010% fail on All position lamps
    • 0.61% fail on Electrical equipment (38% better than other 2003 cars)
      • 0.48% fail on Horn
      • 0.094% fail on Battery(ies) (75% better than other 2003 cars)
      • 0.031% fail on Electrical wiring
      • 0.010% fail on Trailer electrical socket
    • 0.40% fail on Front and rear fog lamps (72% better than other 2003 cars)
      • 0.40% fail on Rear fog lamp (72% better than other 2003 cars)
        • 0.39% fail on Rear fog lamp (72% better than other 2003 cars)
        • 0.021% fail on Switch
    • 0.010% fail on Hazard warning
      • 0.010% fail on Switch
    • 0.010% fail on Reversing lamps
      • 0.010% fail on Reversing lamps
  • 12% fail on Brakes (21% better than other 2003 cars)
    • 5.7% fail on Brake performance (29% better than other 2003 cars)
      • 3.2% fail on Parking brake efficiency (sp) (24% better than other 2003 cars)
        • 3.2% fail on Rbt (sp) (20% better than other 2003 cars)
        • 0.031% fail on Plate brake tester (sp)
      • 2.0% fail on Service brake performance (33% better than other 2003 cars)
        • 2.0% fail on Rbt (33% better than other 2003 cars)
          • 1.6% fail on Service brake performance (32% better than other 2003 cars)
          • 0.40% fail on Service brake imbalance (45% better than other 2003 cars)
          • 0.010% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
        • 0.062% fail on Plate brake tester
          • 0.052% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
          • 0.010% fail on Service brake performance
      • 1.4% fail on Parking brake performance (20% better than other 2003 cars)
        • 1.3% fail on Rbt (22% better than other 2003 cars)
          • 1.1% fail on Parking brake performance (28% better than other 2003 cars)
          • 0.18% fail on Parking (secondary brake performance)
          • 0.073% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
        • 0.062% fail on Plate brake tester
          • 0.031% fail on Parking brake performance
          • 0.031% fail on Parking (secondary brake performance)
        • 0.021% fail on Decelerometer
          • 0.021% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.70% fail on Service Brake Efficiency (sp) (59% better than other 2003 cars)
        • 0.68% fail on Rbt (sp) (60% better than other 2003 cars)
          • 0.42% fail on Service brake imbalance (65% better than other 2003 cars)
          • 0.33% fail on Service brake performance (46% better than other 2003 cars)
        • 0.021% fail on Plate brake tester (sp)
          • 0.021% fail on Service brake imbalance
      • 0.17% fail on Brake performance not tested
    • 3.4% fail on Rigid brake pipes (17% better than other 2003 cars)
    • 2.9% fail on Mechanical brake components
      • 2.6% fail on Brake linings and pads (18% worse than other 2003 cars)
        • 2.6% fail on Brake pads (19% worse than other 2003 cars)
      • 0.46% fail on Brake discs and drums (63% better than other 2003 cars)
        • 0.46% fail on Brake discs (63% better than other 2003 cars)
      • 0.042% fail on Brake cables, rods, levers and linkages (85% better than other 2003 cars)
        • 0.021% fail on Cable (90% better than other 2003 cars)
        • 0.010% fail on Lever
        • 0.010% fail on Brake slack adjuster
    • 1.5% fail on ABS / EBS / ESC
      • 1.1% fail on Electronic stability control (2 times worse than other 2003 cars)
      • 0.58% fail on Anti-lock braking system (48% better than other 2003 cars)
      • 0.010% fail on Electronic braking system
    • 0.70% fail on Parking brake control
      • 0.70% fail on Lever
    • 0.33% fail on Service brake pedal or hand lever (43% better than other 2003 cars)
      • 0.18% fail on Pedal
      • 0.17% fail on Hand lever (47% better than other 2003 cars)
    • 0.25% fail on Flexible brake hoses (41% better than other 2003 cars)
    • 0.042% fail on Hydraulic systems (85% better than other 2003 cars)
      • 0.021% fail on Brake fluid (89% better than other 2003 cars)
      • 0.010% fail on Servos
      • 0.010% fail on Reservoirs
    • 0.042% fail on Brake actuators (including spring brakes or hydraulic cylinders) (82% better than other 2003 cars)
      • 0.031% fail on Hydraulic brake callipers (77% better than other 2003 cars)
      • 0.010% fail on Hydraulic brake cylinder
    • 0.031% fail on Other components and prescribed areas
      • 0.021% fail on Prescribed areas
        • 0.021% fail on Other braking system component
      • 0.010% fail on Additional braking device
    • 0.010% fail on Air and vacuum systems
      • 0.010% fail on Leaks
  • 9.2% fail on Noise, emissions and leaks (10% worse than other 2003 cars)
    • 8.9% fail on Exhaust emissions (15% worse than other 2003 cars)
      • 5.8% fail on Spark ignition (12% better than other 2003 cars)
        • 3.6% fail on Malfunction indicator lamp
        • 3.1% fail on Catalyst emissions
        • 0.33% fail on Emissions not tested (64% better than other 2003 cars)
        • 0.094% fail on Non catalyst emissions
      • 3.3% fail on Compression ignition (150% worse than other 2003 cars)
        • 2.2% fail on Pre 01/07/2008 Turbo (2 times worse than other 2003 cars)
        • 0.71% fail on Malfunction indicator lamp (200% worse than other 2003 cars)
        • 0.34% fail on Emissions not tested (68% worse than other 2003 cars)
        • 0.12% fail on Pre 01/07/2008 Non turbo
        • 0.083% fail on On or after 01/07/2008 (2 times worse than other 2003 cars)
        • 0.031% fail on On or after 01/01/2014
        • 0.010% fail on Emission control equipment
          • 0.010% fail on Oxygen sensor
    • 0.39% fail on Fluid leaks (42% better than other 2003 cars)
      • 0.22% fail on Engine oil leaks (59% better than other 2003 cars)
      • 0.094% fail on Transmission oil leaks (160% worse than other 2003 cars)
      • 0.073% fail on Other leaks
    • 0.021% fail on Noise suppression
      • 0.010% fail on Sound deadening material
      • 0.010% fail on Undertray
  • 7.4% fail on Tyres
    • 4.8% fail on Tread depth
    • 2.8% fail on Condition
    • 0.20% fail on Size/type
  • 7.1% fail on Visibility (14% better than other 2003 cars)
    • 3.9% fail on Wipers
    • 2.6% fail on Washers (30% better than other 2003 cars)
    • 0.75% fail on View to rear (120% worse than other 2003 cars)
      • 0.71% fail on Mirrors (110% worse than other 2003 cars)
      • 0.042% fail on Indirect vision devices (4 times worse than other 2003 cars)
    • 0.18% fail on Condition of glass
      • 0.18% fail on Windscreen
    • 0.17% fail on Driver's view
    • 0.062% fail on Bonnet (62% better than other 2003 cars)
  • 4.7% fail on Steering
    • 4.3% fail on Steering linkage components (16% worse than other 2003 cars)
      • 4.2% fail on Track rod end (22% worse than other 2003 cars)
      • 0.17% fail on Ball joint
      • 0.031% fail on Steering arm
      • 0.021% fail on Drag link end
      • 0.010% fail on Locking devices
    • 0.28% fail on Steering gear (64% better than other 2003 cars)
      • 0.28% fail on Steering rack (63% better than other 2003 cars)
    • 0.15% fail on Steering play
      • 0.15% fail on Steering rack
    • 0.073% fail on Power steering (80% better than other 2003 cars)
      • 0.031% fail on Operation
      • 0.021% fail on Rams
      • 0.010% fail on Pump
      • 0.010% fail on Other components
    • 0.031% fail on Electronic power steering
  • 3.7% fail on Body, chassis, structure (62% better than other 2003 cars)
    • 2.4% fail on Exhaust system (36% better than other 2003 cars)
    • 0.73% fail on Fuel system
      • 0.49% fail on Fuel cap/sealing device (72% worse than other 2003 cars)
      • 0.10% fail on System
      • 0.073% fail on Pipe
      • 0.052% fail on Hose
      • 0.021% fail on Tank (82% better than other 2003 cars)
    • 0.15% fail on Body (48% better than other 2003 cars)
      • 0.10% fail on Other body component
      • 0.042% fail on Panel
    • 0.15% fail on Doors (75% better than other 2003 cars)
      • 0.083% fail on Other passenger's door (73% better than other 2003 cars)
        • 0.083% fail on Door condition (72% better than other 2003 cars)
      • 0.062% fail on Front passenger's door
        • 0.062% fail on Door condition
    • 0.11% fail on Seats (56% better than other 2003 cars)
      • 0.083% fail on Driver's seat
      • 0.031% fail on Passenger's seat
    • 0.10% fail on Bumpers (55% better than other 2003 cars)
    • 0.073% fail on Boot lid
      • 0.052% fail on Boot lid condition
      • 0.031% fail on Other boot lid component (4 times worse than other 2003 cars)
    • 0.062% fail on Transmission (98% better than other 2003 cars)
      • 0.042% fail on Drive shafts (99% better than other 2003 cars)
        • 0.042% fail on Joints (99% better than other 2003 cars)
      • 0.021% fail on Prop shafts (89% better than other 2003 cars)
        • 0.021% fail on Prop shaft
    • 0.031% fail on Integral vehicle structure (95% better than other 2003 cars)
      • 0.031% fail on Integral vehicle structure condition (95% better than other 2003 cars)
    • 0.031% fail on Undertray
    • 0.010% fail on Engine mounting
      • 0.010% fail on Engine mounting condition
  • 2.6% fail on Seat belts and supplementary restraint systems (21% better than other 2003 cars)
    • 1.9% fail on SRS malfunction indicator lamp (30% worse than other 2003 cars)
    • 0.67% fail on Seat belts (62% better than other 2003 cars)
      • 0.55% fail on Condition
      • 0.073% fail on Requirements
      • 0.031% fail on Prescribed areas (97% better than other 2003 cars)
      • 0.010% fail on Attachment
  • 1.1% fail on Road Wheels (140% worse than other 2003 cars)
    • 1.00% fail on Attachment (190% worse than other 2003 cars)
    • 0.11% fail on Condition
  • 0.96% fail on Identification of the vehicle
    • 0.96% fail on Registration plates
  • 0.010% fail on Speedometer and speed limiter
    • 0.010% fail on Speed limiter
      • 0.010% fail on Speed limiter

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