BMW Z4 MOT Results

Registered in 2003
64.5% pass rate
from 3,351 tests in 2020
(25% better than other 2003 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 2003 cars and highlighted areas where the BMW Z4 is unusually good or bad.

  • 13% fail on Suspension (29% better than other 2003 cars)
    • 5.8% fail on Suspension arms
      • 3.3% fail on Ball joint
      • 2.7% fail on Pins and bushes
      • 0.12% fail on Ball joint dust cover (89% better than other 2003 cars)
      • 0.090% fail on Suspension arm (73% better than other 2003 cars)
    • 4.0% fail on Anti-roll bars (30% better than other 2003 cars)
      • 1.3% fail on Linkage ball joint dust cover
      • 0.87% fail on Ball joint dust cover
      • 0.63% fail on Linkage
      • 0.57% fail on Linkage ball joints (68% better than other 2003 cars)
      • 0.24% fail on Pins and bushes
      • 0.15% fail on Ball joint (71% better than other 2003 cars)
      • 0.090% fail on Linkage pins and bushes (84% better than other 2003 cars)
      • 0.090% fail on Linkage attachment bracket and mounting
      • 0.060% fail on Attachment bracket and mounting
      • 0.030% fail on Anti-roll bar
    • 2.7% fail on Springs (23% better than other 2003 cars)
      • 2.7% fail on Coil springs
        • 2.7% fail on Coil spring (23% better than other 2003 cars)
        • 0.060% fail on Mounting
    • 2.2% fail on Shock absorbers (60% worse than other 2003 cars)
    • 0.27% fail on Wheel bearings (83% better than other 2003 cars)
    • 0.21% fail on Macpherson strut
      • 0.12% fail on Attachment bracket and mounting
      • 0.060% fail on Macpherson strut
      • 0.030% fail on Pins and bushes
    • 0.18% fail on Other suspension component (66% better than other 2003 cars)
      • 0.12% fail on Ball joint
      • 0.060% fail on Pins and bushes
      • 0.030% fail on Ball joint dust cover
    • 0.030% fail on Sub-frames
      • 0.030% fail on Sub-frame
    • 0.030% fail on Component mounting prescribed areas
  • 11% fail on Brakes (24% better than other 2003 cars)
    • 5.8% fail on Rigid brake pipes (41% worse than other 2003 cars)
    • 4.3% fail on Brake performance (46% better than other 2003 cars)
      • 2.1% fail on Parking brake efficiency (sp) (51% better than other 2003 cars)
        • 2.1% fail on Rbt (sp) (48% better than other 2003 cars)
      • 2.0% fail on Service brake performance (33% better than other 2003 cars)
        • 1.9% fail on Rbt (34% better than other 2003 cars)
          • 1.6% fail on Service brake performance (36% better than other 2003 cars)
          • 0.54% fail on Service brake imbalance
        • 0.090% fail on Plate brake tester
          • 0.090% fail on Service brake efficiency (Trikes, quads and pre-68 vehicles)
      • 0.33% fail on Service Brake Efficiency (sp) (81% better than other 2003 cars)
        • 0.33% fail on Rbt (sp) (80% better than other 2003 cars)
          • 0.27% fail on Service brake imbalance (78% better than other 2003 cars)
          • 0.12% fail on Service brake performance (81% better than other 2003 cars)
      • 0.30% fail on Parking brake performance (83% better than other 2003 cars)
        • 0.30% fail on Rbt (82% better than other 2003 cars)
          • 0.27% fail on Parking brake performance (82% better than other 2003 cars)
          • 0.030% fail on Parking (secondary brake performance)
      • 0.24% fail on Brake performance not tested
    • 1.8% fail on Mechanical brake components (48% better than other 2003 cars)
      • 1.4% fail on Brake linings and pads (36% better than other 2003 cars)
        • 1.4% fail on Brake pads (35% better than other 2003 cars)
      • 0.42% fail on Brake discs and drums (66% better than other 2003 cars)
        • 0.42% fail on Brake discs (66% better than other 2003 cars)
    • 1.3% fail on ABS / EBS / ESC
      • 0.95% fail on Electronic stability control (180% worse than other 2003 cars)
      • 0.60% fail on Anti-lock braking system (46% better than other 2003 cars)
    • 0.36% fail on Parking brake control
      • 0.36% fail on Lever
    • 0.18% fail on Service brake pedal or hand lever (69% better than other 2003 cars)
      • 0.090% fail on Pedal
      • 0.090% fail on Hand lever
    • 0.18% fail on Hydraulic systems
      • 0.18% fail on Brake fluid
    • 0.12% fail on Flexible brake hoses (72% better than other 2003 cars)
    • 0.060% fail on Brake actuators (including spring brakes or hydraulic cylinders)
      • 0.030% fail on Hydraulic brake callipers
      • 0.030% fail on Hydraulic brake cylinder
    • 0.030% fail on Air and vacuum systems
      • 0.030% fail on Pressure/vacuum build up
    • 0.030% fail on Other components and prescribed areas
      • 0.030% fail on Other components
  • 10% fail on Lamps, reflectors and electrical equipment (50% better than other 2003 cars)
    • 4.1% fail on Headlamp aim
      • 4.0% fail on Headlamp aim
      • 0.18% fail on Headlamp aim not tested
    • 3.5% fail on Headlamps (37% better than other 2003 cars)
      • 2.8% fail on Headlamp (44% better than other 2003 cars)
      • 0.66% fail on Headlamp levelling device
    • 1.3% fail on Registration plate lamp(s) (56% better than other 2003 cars)
    • 1.3% fail on Stop lamp (76% better than other 2003 cars)
    • 1.1% fail on Position lamps (68% better than other 2003 cars)
      • 1.0% fail on Position lamp (68% better than other 2003 cars)
      • 0.030% fail on All position lamps
    • 0.39% fail on Electrical equipment (61% better than other 2003 cars)
      • 0.27% fail on Horn
      • 0.060% fail on Electrical wiring
      • 0.060% fail on Battery(ies) (84% better than other 2003 cars)
    • 0.33% fail on Front and rear fog lamps (77% better than other 2003 cars)
      • 0.33% fail on Rear fog lamp (77% better than other 2003 cars)
        • 0.33% fail on Rear fog lamp (76% better than other 2003 cars)
    • 0.24% fail on Direction indicators (90% better than other 2003 cars)
      • 0.24% fail on Flashing type (90% better than other 2003 cars)
        • 0.18% fail on Individual direction indicators (89% better than other 2003 cars)
        • 0.030% fail on All direction indicators
        • 0.030% fail on Side repeaters
    • 0.090% fail on Mandatory tell-tales
      • 0.090% fail on Rear fog lamp tell-tale
      • 0.030% fail on Main beam tell-tale
    • 0.060% fail on Rear reflectors
  • 6.9% fail on Visibility (17% better than other 2003 cars)
    • 3.5% fail on Wipers
    • 3.0% fail on Washers
    • 0.66% fail on Bonnet (2 times worse than other 2003 cars)
    • 0.24% fail on View to rear
      • 0.24% fail on Mirrors
    • 0.060% fail on Driver's view
  • 6.7% fail on Tyres
    • 4.5% fail on Tread depth
    • 2.8% fail on Condition
    • 0.030% fail on Size/type
  • 5.2% fail on Seat belts and supplementary restraint systems (61% worse than other 2003 cars)
    • 4.9% fail on SRS malfunction indicator lamp (2 times worse than other 2003 cars)
    • 0.21% fail on Airbags (2 times worse than other 2003 cars)
      • 0.18% fail on Drivers airbag (2 times worse than other 2003 cars)
      • 0.030% fail on Passengers airbag
    • 0.12% fail on Seat belts (93% better than other 2003 cars)
      • 0.090% fail on Condition (85% better than other 2003 cars)
      • 0.030% fail on Attachment
  • 3.7% fail on Noise, emissions and leaks (55% better than other 2003 cars)
    • 3.2% fail on Exhaust emissions (59% better than other 2003 cars)
      • 3.1% fail on Spark ignition (52% better than other 2003 cars)
        • 2.5% fail on Malfunction indicator lamp (26% better than other 2003 cars)
        • 0.66% fail on Catalyst emissions (79% better than other 2003 cars)
        • 0.30% fail on Emissions not tested (67% better than other 2003 cars)
      • 0.060% fail on Compression ignition (95% better than other 2003 cars)
        • 0.030% fail on Malfunction indicator lamp
        • 0.030% fail on Emissions not tested
    • 0.51% fail on Fluid leaks
      • 0.51% fail on Engine oil leaks
    • 0.060% fail on Noise suppression
      • 0.030% fail on Sound deadening material
      • 0.030% fail on Undertray
  • 2.3% fail on Body, chassis, structure (77% better than other 2003 cars)
    • 1.1% fail on Fuel system (76% worse than other 2003 cars)
      • 1.1% fail on Fuel cap/sealing device (2 times worse than other 2003 cars)
    • 0.69% fail on Doors
      • 0.39% fail on Driver's door (2 times worse than other 2003 cars)
        • 0.39% fail on Door condition (2 times worse than other 2003 cars)
      • 0.33% fail on Front passenger's door
        • 0.33% fail on Door condition
    • 0.30% fail on Exhaust system (92% better than other 2003 cars)
    • 0.18% fail on Undertray
    • 0.12% fail on Bumpers
    • 0.060% fail on Transmission (98% better than other 2003 cars)
      • 0.030% fail on Drive shafts
        • 0.030% fail on Joints
      • 0.030% fail on Belts
    • 0.030% fail on Integral vehicle structure
      • 0.030% fail on Sub-frame
        • 0.030% fail on Strengthening plate
    • 0.030% fail on Seats
      • 0.030% fail on Passenger's seat
    • 0.030% fail on Boot lid
      • 0.030% fail on Boot lid condition
  • 0.66% fail on Road Wheels
    • 0.39% fail on Attachment
    • 0.30% fail on Condition (160% worse than other 2003 cars)
  • 0.63% fail on Identification of the vehicle
    • 0.63% fail on Registration plates
  • 0.57% fail on Steering (88% better than other 2003 cars)
    • 0.42% fail on Steering linkage components (89% better than other 2003 cars)
      • 0.27% fail on Track rod end (92% better than other 2003 cars)
      • 0.060% fail on Ball joint
      • 0.060% fail on Drag link end
      • 0.030% fail on Locking devices
    • 0.060% fail on Steering gear (92% better than other 2003 cars)
      • 0.060% fail on Steering rack (92% better than other 2003 cars)
    • 0.030% fail on Power steering
      • 0.030% fail on Operation
    • 0.030% fail on Steering wheel
    • 0.030% fail on Electronic power steering
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