MG ZR MOT Results

Registered in 2004
56.5% pass rate
from 1,990 tests in 2020
(8.2% better than other 2004 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 2004 cars and highlighted areas where the MG ZR is unusually good or bad.

  • 22% fail on Lamps, reflectors and electrical equipment
    • 5.8% fail on Stop lamp
    • 5.6% fail on Headlamp aim
      • 5.5% fail on Headlamp aim (30% worse than other 2004 cars)
      • 0.20% fail on Headlamp aim not tested
    • 4.9% fail on Headlamps
      • 4.7% fail on Headlamp
      • 0.15% fail on Headlamp levelling device
      • 0.050% fail on Dipswitch
    • 3.8% fail on Electrical equipment (3 times worse than other 2004 cars)
      • 2.3% fail on Battery(ies) (5 times worse than other 2004 cars)
      • 1.6% fail on Horn (2 times worse than other 2004 cars)
      • 0.25% fail on Electrical wiring (3 times worse than other 2004 cars)
    • 2.9% fail on Position lamps
      • 2.8% fail on Position lamp
      • 0.050% fail on All position lamps
    • 2.7% fail on Registration plate lamp(s)
    • 2.1% fail on Front and rear fog lamps (66% worse than other 2004 cars)
      • 2.1% fail on Rear fog lamp (66% worse than other 2004 cars)
        • 2.0% fail on Rear fog lamp (61% worse than other 2004 cars)
        • 0.40% fail on Switch (8 times worse than other 2004 cars)
    • 1.9% fail on Direction indicators (34% better than other 2004 cars)
      • 1.9% fail on Flashing type (34% better than other 2004 cars)
        • 1.6% fail on Individual direction indicators
        • 0.25% fail on Side repeaters (75% better than other 2004 cars)
        • 0.050% fail on All direction indicators
    • 0.25% fail on Hazard warning
      • 0.25% fail on Switch
    • 0.20% fail on Mandatory tell-tales (3 times worse than other 2004 cars)
      • 0.20% fail on Rear fog lamp tell-tale (5 times worse than other 2004 cars)
    • 0.10% fail on Rear reflectors
  • 16% fail on Body, chassis, structure (70% worse than other 2004 cars)
    • 10% fail on Transmission (180% worse than other 2004 cars)
      • 10% fail on Drive shafts (190% worse than other 2004 cars)
        • 10% fail on Joints (190% worse than other 2004 cars)
        • 0.050% fail on Flexible couplings
      • 0.20% fail on Prop shafts
        • 0.20% fail on Joints
    • 5.8% fail on Exhaust system (69% worse than other 2004 cars)
    • 0.50% fail on Fuel system
      • 0.15% fail on Tank
      • 0.15% fail on Pipe
      • 0.15% fail on Fuel cap/sealing device
      • 0.050% fail on Hose
      • 0.050% fail on System
    • 0.35% fail on Integral vehicle structure
      • 0.35% fail on Integral vehicle structure condition
    • 0.35% fail on Body
      • 0.20% fail on Panel
      • 0.15% fail on Other body component
    • 0.30% fail on Chassis
      • 0.25% fail on Chassis condition
      • 0.050% fail on Strengthening plate
    • 0.30% fail on Bumpers
    • 0.20% fail on Seats
      • 0.15% fail on Driver's seat
      • 0.050% fail on Passenger's seat
    • 0.15% fail on Boot lid
      • 0.15% fail on Boot lid condition
    • 0.10% fail on Doors (79% better than other 2004 cars)
      • 0.050% fail on Driver's door
        • 0.050% fail on Door condition
      • 0.050% fail on Front passenger's door
        • 0.050% fail on Door condition
    • 0.050% fail on Floor
    • 0.050% fail on Cabs
      • 0.050% fail on Prescribed areas
  • 11% fail on Noise, emissions and leaks (39% worse than other 2004 cars)
    • 11% fail on Exhaust emissions (42% worse than other 2004 cars)
      • 10% fail on Spark ignition (67% worse than other 2004 cars)
        • 5.1% fail on Catalyst emissions (97% worse than other 2004 cars)
        • 4.6% fail on Malfunction indicator lamp (34% worse than other 2004 cars)
        • 1.7% fail on Emissions not tested (110% worse than other 2004 cars)
        • 0.10% fail on Emission control equipment
          • 0.10% fail on Catalytic converter
      • 1.0% fail on Compression ignition
        • 0.35% fail on Malfunction indicator lamp
        • 0.20% fail on Pre 01/07/2008 Turbo (78% better than other 2004 cars)
        • 0.20% fail on Pre 01/07/2008 Non turbo
        • 0.15% fail on Emission control equipment (5 times worse than other 2004 cars)
          • 0.15% fail on Catalytic converter (9 times worse than other 2004 cars)
        • 0.10% fail on Emissions not tested
        • 0.050% fail on On or after 01/01/2014
    • 0.65% fail on Fluid leaks
      • 0.65% fail on Engine oil leaks
    • 0.050% fail on Noise suppression
      • 0.050% fail on Sound deadening material
  • 10% fail on Brakes (29% better than other 2004 cars)
    • 6.8% fail on Brake performance
      • 4.1% fail on Service brake performance (38% worse than other 2004 cars)
        • 4.1% fail on Rbt (41% worse than other 2004 cars)
          • 3.3% fail on Service brake performance
          • 1.2% fail on Service brake imbalance (75% worse than other 2004 cars)
        • 0.050% fail on Plate brake tester
          • 0.050% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 2.4% fail on Parking brake efficiency (sp) (45% better than other 2004 cars)
        • 2.4% fail on Rbt (sp) (41% better than other 2004 cars)
      • 1.5% fail on Service Brake Efficiency (sp)
        • 1.5% fail on Rbt (sp)
          • 1.2% fail on Service brake imbalance
          • 0.45% fail on Service brake performance
      • 1.2% fail on Parking brake performance
        • 1.2% fail on Rbt
          • 0.95% fail on Parking brake performance
          • 0.20% fail on Parking (secondary brake performance)
      • 0.20% fail on Brake performance not tested
    • 2.1% fail on Mechanical brake components (42% better than other 2004 cars)
      • 1.5% fail on Brake linings and pads (41% better than other 2004 cars)
        • 1.4% fail on Brake pads (42% better than other 2004 cars)
        • 0.050% fail on Brake linings
      • 0.75% fail on Brake discs and drums
        • 0.75% fail on Brake discs
      • 0.050% fail on Brake cables, rods, levers and linkages
        • 0.050% fail on Lever
    • 1.2% fail on Service brake pedal or hand lever (130% worse than other 2004 cars)
      • 0.80% fail on Hand lever (170% worse than other 2004 cars)
      • 0.35% fail on Pedal
    • 0.85% fail on Rigid brake pipes (77% better than other 2004 cars)
    • 0.70% fail on Parking brake control
      • 0.70% fail on Lever
    • 0.45% fail on Hydraulic systems
      • 0.40% fail on Brake fluid
      • 0.050% fail on Reservoirs
    • 0.25% fail on ABS / EBS / ESC (81% better than other 2004 cars)
      • 0.25% fail on Anti-lock braking system (77% better than other 2004 cars)
    • 0.20% fail on Flexible brake hoses
    • 0.15% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.15% fail on Hydraulic brake callipers
    • 0.10% fail on Air and vacuum systems
      • 0.10% fail on Servos
  • 7.0% fail on Visibility
    • 3.7% fail on Wipers
    • 3.2% fail on Washers
    • 0.30% fail on View to rear
      • 0.30% fail on Mirrors
    • 0.20% fail on Bonnet
    • 0.15% fail on Condition of glass
      • 0.15% fail on Windscreen
    • 0.050% fail on Driver's view
  • 6.3% fail on Steering (28% worse than other 2004 cars)
    • 4.9% fail on Steering linkage components (32% worse than other 2004 cars)
      • 4.7% fail on Track rod end (38% worse than other 2004 cars)
      • 0.15% fail on Ball joint
      • 0.050% fail on Drag link end
    • 1.2% fail on Steering gear
      • 1.2% fail on Steering rack
    • 0.45% fail on Power steering
      • 0.35% fail on Other components (200% worse than other 2004 cars)
      • 0.050% fail on Operation
      • 0.050% fail on Pipes and hoses
      • 0.050% fail on Rams
    • 0.050% fail on Prescribed areas
    • 0.050% fail on Steering wheel
  • 6.2% fail on Suspension (66% better than other 2004 cars)
    • 2.7% fail on Component mounting prescribed areas (51% worse than other 2004 cars)
    • 2.2% fail on Suspension arms (65% better than other 2004 cars)
      • 1.6% fail on Ball joint (44% better than other 2004 cars)
      • 0.30% fail on Pins and bushes (88% better than other 2004 cars)
      • 0.25% fail on Ball joint dust cover (74% better than other 2004 cars)
      • 0.10% fail on Attachment bracket and mounting
    • 1.0% fail on Wheel bearings
    • 0.25% fail on Anti-roll bars (96% better than other 2004 cars)
      • 0.15% fail on Linkage pins and bushes
      • 0.050% fail on Pins and bushes
      • 0.050% fail on Linkage
    • 0.15% fail on Axles
      • 0.10% fail on Swivel pins and bushes
      • 0.050% fail on Swivel joints/housing
    • 0.15% fail on Sub-frames
      • 0.10% fail on Sub-frame mounting prescribed areas
      • 0.050% fail on Sub-frame
    • 0.15% fail on Other suspension component
      • 0.050% fail on Other suspension component
      • 0.050% fail on Pins and bushes
      • 0.050% fail on Ball joint
    • 0.10% fail on Springs (97% better than other 2004 cars)
      • 0.10% fail on Coil springs (97% better than other 2004 cars)
        • 0.10% fail on Coil spring (97% better than other 2004 cars)
    • 0.10% fail on Shock absorbers (93% better than other 2004 cars)
    • 0.050% fail on Macpherson strut
      • 0.050% fail on Attachment bracket and mounting
    • 0.050% fail on Suspension rods
      • 0.050% fail on Pins and bushes
  • 5.8% fail on Tyres (23% better than other 2004 cars)
    • 2.9% fail on Tread depth (37% better than other 2004 cars)
    • 2.5% fail on Condition
    • 0.55% fail on Size/type
  • 3.4% fail on Seat belts and supplementary restraint systems
    • 1.9% fail on SRS malfunction indicator lamp
    • 1.5% fail on Seat belts
      • 0.85% fail on Prescribed areas
      • 0.55% fail on Condition
      • 0.10% fail on Requirements
  • 0.65% fail on Identification of the vehicle
    • 0.65% fail on Registration plates
  • 0.45% fail on Road Wheels
    • 0.35% fail on Attachment
    • 0.10% fail on Condition

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