Mercedes-Benz R-Class MOT Results

Registered in 2009
73.7% pass rate
from 133 tests in 2020
(30% better than other 2009 cars)
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 2009 cars and highlighted areas where the Mercedes-Benz R-Class is unusually good or bad.

  • 11% fail on Lamps, reflectors and electrical equipment (11% better than other 2009 cars)
    • 4.5% fail on Direction indicators (140% worse than other 2009 cars)
      • 4.5% fail on Flashing type (140% worse than other 2009 cars)
        • 3.0% fail on Individual direction indicators (150% worse than other 2009 cars)
        • 0.75% fail on All direction indicators
        • 0.75% fail on Side repeaters
    • 3.8% fail on Stop lamp (5.6% worse than other 2009 cars)
    • 2.3% fail on Front and rear fog lamps (2 times worse than other 2009 cars)
      • 2.3% fail on Rear fog lamp (2 times worse than other 2009 cars)
        • 2.3% fail on Rear fog lamp (2 times worse than other 2009 cars)
    • 1.5% fail on Headlamps (54% better than other 2009 cars)
      • 0.75% fail on Headlamp
      • 0.75% fail on Headlamp cleaning device
    • 1.5% fail on Headlamp aim (51% better than other 2009 cars)
      • 1.5% fail on Headlamp aim (46% better than other 2009 cars)
    • 0.75% fail on Registration plate lamp(s)
  • 9.8% fail on Brakes (15% worse than other 2009 cars)
    • 7.5% fail on Brake performance (76% worse than other 2009 cars)
      • 6.8% fail on Parking brake efficiency (sp) (2 times worse than other 2009 cars)
        • 4.5% fail on Decelerometer (sp) (53 times worse than other 2009 cars)
        • 2.3% fail on Rbt (sp) (32% worse than other 2009 cars)
      • 0.75% fail on Service brake performance
        • 0.75% fail on Rbt
          • 0.75% fail on Service brake performance
      • 0.75% fail on Parking brake performance
        • 0.75% fail on Decelerometer
          • 0.75% fail on Parking brake efficiency (Trikes, quads and pre-68 vehicles)
    • 2.3% fail on Rigid brake pipes (150% worse than other 2009 cars)
    • 1.5% fail on Mechanical brake components (54% better than other 2009 cars)
      • 0.75% fail on Brake linings and pads
        • 0.75% fail on Brake pads
      • 0.75% fail on Brake discs and drums
        • 0.75% fail on Brake discs
      • 0.75% fail on Brake cables, rods, levers and linkages
        • 0.75% fail on Lever
    • 0.75% fail on Flexible brake hoses
  • 4.5% fail on Suspension (66% better than other 2009 cars)
    • 2.3% fail on Air/gas/fluid suspension (142 times worse than other 2009 cars)
      • 1.5% fail on Levelling valve (1280 times worse than other 2009 cars)
      • 0.75% fail on Suspension unit
    • 1.5% fail on Shock absorbers (0.46% worse than other 2009 cars)
    • 0.75% fail on Springs
      • 0.75% fail on Coil springs
        • 0.75% fail on Coil spring
  • 4.5% fail on Tyres (32% better than other 2009 cars)
    • 4.5% fail on Tread depth (15% worse than other 2009 cars)
    • 0.75% fail on Condition
  • 3.8% fail on Seat belts and supplementary restraint systems (3 times worse than other 2009 cars)
    • 3.0% fail on SRS malfunction indicator lamp (4 times worse than other 2009 cars)
    • 0.75% fail on Seat belts
      • 0.75% fail on Condition
  • 3.8% fail on Noise, emissions and leaks (4.4% better than other 2009 cars)
    • 3.8% fail on Exhaust emissions (1.5% worse than other 2009 cars)
      • 3.8% fail on Compression ignition (170% worse than other 2009 cars)
        • 2.3% fail on On or after 01/07/2008 (2 times worse than other 2009 cars)
        • 0.75% fail on Malfunction indicator lamp
        • 0.75% fail on Emissions not tested
    • 0.75% fail on Fluid leaks
      • 0.75% fail on Engine oil leaks
  • 3.0% fail on Visibility (46% better than other 2009 cars)
    • 2.3% fail on Wipers (18% better than other 2009 cars)
    • 0.75% fail on Washers
  • 3.0% fail on Body, chassis, structure (31% better than other 2009 cars)
    • 2.3% fail on Transmission (27% worse than other 2009 cars)
      • 2.3% fail on Drive shafts (33% worse than other 2009 cars)
        • 2.3% fail on Joints (34% worse than other 2009 cars)
    • 0.75% fail on Exhaust system
  • 0.75% fail on Identification of the vehicle
    • 0.75% fail on Registration plates
Read the Honest John Review

  • Mercedes-Benz R-Class (2006 - 2013)
    Mercedes-Benz version of a people carrier. Huge amounts of space inside. Available as a long wheelbase for even more room. A seven seater from 2010 rather than the original six-seater.

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