| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 20 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 20 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 17 |
| Registration plate lamp issues | 12 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 12 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 10 |
| Steering headbearing has excessive free play |2.2.2| | 9 |
| Registration plate issues | 6 |
| Horn not working |1.7.3a| | 6 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 4 |
| Front Steering headbearing has excessive free play |2.2.2| | 4 |
| Stop lamp emits other than a steady red light |1.3.1b| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Headlamp aim not tested |4.1.2 |b|| | 2 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Front Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Nearside Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 2 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear position lamp damaged and function impaired Rear position lamp lens broken |1.1.1b| | 1 |
| Front Roller brake test indicates a binding brake Front brake is binding |3.3.A1a| | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Direction indicator missing |1.5.1a| | 1 |
| Rear position lamp incorrect colour |1.1.2b| | 1 |
| Brake component has restricted free movement and operation is likely to be impeded front calipur sliders siezed |3.2.A1h| | 1 |
| Clutch lever positioned so it cannot be readily operated. |6.2.1g| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Rear suspension component cracked |2.4.A.1a| | 1 |
| Rear suspension component cracked |2.4.A.1a| | 1 |
| Offside Front Headlamp aim not tested Dip beam does not work (4.1.2 (b)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Indicator switch inoperative Offside indicators not operating when switched on (4.4.2 (a) (ii)) | 1 |
| Front shock absorber seal failed and leaking oil both |2.3.3| | 1 |
| Front Brake pipe inadequately supported |3.2.B2b| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Floor brake test indicates a binding brake (3.3.C2c) | 1 |
| Steering movement excessively notchy with the wheel raised (2.2.1b) | 1 |
| Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear Rear position lamp damaged and function impaired lamp lense broken |1.1.1b| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Front Hydraulic brake control creeps under load. |3.1.4a| | 1 |
| Rear Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Suspension component pin or bush excessively worn front engine mounting pivots |5.3.4 |a| |i|| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking engine mounting bearings excessively worn |6.1.1c| | 1 |
| Exhaust excessively deteriorated pipe from head to emmission valve |7.1.1a| | 1 |
| Rear suspension bearing has excessive free play all engine mounting |2.4.A2a|i|| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Nearside Indicator tell tale not functioning |1.5.2| | 1 |
| Indicator switch defective |1.5.4| | 1 |
| Nearside Rear Rear suspension component cracked |2.4.A.1a| | 1 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Brake component insecure front mount bolt loose (1.1.21 (c)) | 1 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Nearside Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Horn sound not in accordance with requirements |7.7 |c|| | 1 |
| Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Suspension component attachment bracket/mounting likely to fail (5.3.3 (b) (ii)) | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Nearside Rear Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 1 |
| Front Dipswitch does not deflect the main beam/s, making them into dipped beam/s Switch is intermittent on high / low |1.2.2b|ii|| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Motorcycle structure is fractured and structural rigidity is significantly reduced both rear frame supports have snapped (6.1.1 (a) (i)) | 1 |
| Shock absorber has a serious fluid leak both forks have serious oil leak (5.3.2 (b)) | 1 |
| Steering headbearing has excessive wear or free play excessive free play (2.2.2 (f) (i)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Outer Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Central Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Rear Direction indicator incorrect colour both rear indicators red |1.5.1b| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake component is excessively corroded front pads have stripped from backplate |3.1.5| | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear All position lamps not working (4.2.1 (a)) | 1 |
| Stop lamp does not illuminate immediately a brake applies Brake controller 1 |1.3.1a| | 1 |
| Offside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Front Brake caliper operating mechanism has excessive travel front calipers very badley seized require service (1.1.16 (e) (i)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Central Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |