| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 23 |
| Rear reflector on motorcycle missing |1.4.1| | 13 |
| Registration plate issues | 12 |
| Drive chain excessively loose |6.2.1d| | 8 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 7 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Horn not working |1.7.3a| | 6 |
| Drive chain worn to excess |6.2.1e| | 6 |
| Front wheel bearings have excessive free play |2.3.5b| | 6 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 5 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 5 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 5 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 5 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 5 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 4 |
| Front wheel bearings are excessively rough |2.3.5b| | 4 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 4 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 3 |
| Rear Brake cylinder insecurely mounted |3.2.B1a| | 3 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 3 |
| Offside Rear Direction indicator insecure |1.5.3b| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 3 |
| Throttle operating incorrectly |6.2.1f| | 3 |
| Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 2 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front wheel spindle loose |2.3.5a| | 2 |
| Horn not working (7.7 (a)) | 2 |
| Rear Footrest missing (6.2.12 (a)) | 2 |
| Throttle operating incorrectly unit insecure |6.2.1f| | 2 |
| Exhaust mounting missing front mounting nut |7.1.1c| | 2 |
| Rear wheel spindle loose |2.4.A.2b| | 2 |
| Rear Brake back plate|s| insecure catching disc |3.2.A1j| | 2 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 2 |
| Riders seat missing |6.2.1a| | 2 |
| Drive chain excessively tight |6.2.1d| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Headlamp aim not tested |1.6| | 2 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Nearside Rear Direction indicator not working |1.5.1c| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Offside Rear Direction indicator not working |1.5.1c| | 2 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| All direction indicators not working affected by other lights |4.4.1 |a| |ii|| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Front Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake pedal is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Stop lamp not working when front and rear brake is applied |4.3.1 |a| |ii|| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Front Shock absorber has a serious fluid leak both side fork seals leaking (5.3.2 (b)) | 1 |
| Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy notchy (2.2.2 (f) (i)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Rear Wheel spoke excessively loose |5.2.2 |d|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Brake lever is positioned so that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Stop lamp does not illuminate immediately a brake applies off of rear pedal |1.3.1a| | 1 |
| Nearside Front Direction indicator insecure |1.5.3b| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Brake lever excessively damaged |3.2.A1c| | 1 |
| Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Front position lamp does not illuminate immediately when switched on |Main Beam| |1.1.3a| | 1 |
| Stop lamp missing |1.3.3a| | 1 |
| Front Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Brake lever is positioned so that the brake cannot be readily applied throttle unit turning and obstructing the brake lever |3.1.3c| | 1 |
| Brake component has an inadequate repair rear caliper carrier rubbing the disc |3.1.5| | 1 |
| Rear Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Nearside Front Brake caliper|s| securing bolt|s| missing |3.2.A1j| | 1 |
| Offside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Floor brake test indicates a binding brake rear rotation |3.3.C2c| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Front Brake lever is inoperative front brake not working |3.1.3c| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded disc fouling caliper mount |3.2.A1h| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Fuel hose leaking |7.2.1a| | 1 |
| Lower Rear mono-shock pivot excessively worn |2.4.B.4| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on intermitant |1.1.3a| | 1 |
| Offside Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Front Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Rear Brake pedal cannot be applied smoothly |3.1.3d| | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Brake caliper inadequately mounted (1.1.16 (c) (i)) | 1 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Offside Rear Footrest missing |6.2.12 |a|| | 1 |
| Drive chain so loose it is likely to fail |6.1.7 |c| |ii|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Brake component inadequately mounted rear brake reservoir |1.1.21 |c|| | 1 |
| Offside Direction indicator not working front and rear (4.4.1 (a) (ii)) | 1 |
| Rear suspension bush has excessive free play rear swing arm bush/dog leg arm bush|yellow chalk| |2.4.A2a|i|| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Headlamp insecure and couling |1.2.3b| | 1 |
| Rear Brake caliper|s| insecure |3.2.A1j| | 1 |
| Horn not loud enough to be heard by another road user when lights are on |1.7.3a| | 1 |
| Headlamp dipped beam affected by the operation of the horn |1.2.2c| | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Front Brake lever excessively worn |1.1.15 |b|| | 1 |
| Rear Stop lamp does not emit a steady light front brake light switch |1.3.1b| | 1 |
| Nearside Rear Drive chain excessively loose |6.2.1d| | 1 |
| Nearside Front Locking devices not correctly fitted which may make the motor bicycle dangerous to ride side stand bolt coming out |6.2.1h| | 1 |
| Front Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Fuel cap mounting flange/sealing method defective |7.2.2c| | 1 |
| Offside Stop lamp does not illuminate immediately a brake applies FOOT CONTROL |1.3.1a| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Rear reflector missing covered by rear l plate (4.8.2 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear reflector on motorcycle missing reflector fitted |1.4.1| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Front Position lamp light intensity significantly reduced |4.2.3 |a| |ii|| | 1 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake pedal is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Exhaust is leaking and excessively noisey needs testing fully when allen key removed from flywheel area |7.1.1b| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Handlebar mounting clamp loose throttle mechanism |2.1.1a| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Throttle operating incorrectly Sticks on |6.2.7 |a| |i|| | 1 |
| Rear Brake disc fractured |1.1.14 |a| |ii|| | 1 |
| Drive chain horseshoe locking device incorrectly fitted |6.1.7 |j| |i|| | 1 |
| Stop lamp does not illuminate immediately a brake applies both |1.3.1a| | 1 |
| Exhaust mounting missing |7.1.1c| | 1 |
| Rear suspension component loose linkage bolt |2.4.A.1a| | 1 |
| Rear wheel rotation likely to be impeded stand insecure |6.2.1b| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride chain circlip direction wrong |6.2.1h| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking Stand broken |6.1.1c| | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear suspension component loose |2.4.A.1a| | 1 |
| Brake pedal is inoperative |3.1.3c| | 1 |
| Rear Brake master cylinder insecurely mounted |3.2.B1a| | 1 |
| Throttle operating incorrectly Loose on handlebar. |6.2.7 |a| |i|| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Nearside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Offside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Offside Front Upper Throttle control functioning such that safe operation of the motorcycle is adversely affected some times will not idle holds on to high revs |6.2.7 |a| |ii|| | 1 |
| Nearside Front Upper Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Centre Front Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front Front wheel spindle securing nut|s| loose |2.3.5a| | 1 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Rear reflector reflecting white to the rear (4.8.2 (a) (ii)) | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Brake pedal has insufficient reserve travel |1.1.2 |a|| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Headlamp switch insecure |1.2.4| | 1 |
| Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Direction indicator insecure |1.5.3b| | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Front Handlebar deformed |2.1.1b| | 1 |
| Front Direction indicator missing |1.5.1a| | 1 |
| Rear Direction indicator missing |1.5.1a| | 1 |
| Rear mono-shock pivot excessively worn |2.4.B.4| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Nearside Fairing so located that it is likely to impede the steering |2.1.2e| | 1 |
| Offside Fairing so located that it is likely to impede the steering |2.1.2e| | 1 |
| Rear position lamp obscured more than 50% 3 out of 13 led`s not working |1.1.1d| | 1 |
| Stop lamp deteriorated and function impaired 3 out of 13 led`s not working |1.3.3a| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Clutch lever positioned so it cannot be readily operated. Mounting assembly damaged |6.2.1g| | 1 |
| Brake fluid reservoir severely damaged Front level spy window missing. filled with liquid metal |3.2.B1b| | 1 |
| Nearside Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Front Brake disc|s| excessively worn Worn to a tapper.! indicating front brake calipar slider pins are seized . |3.2.A1l| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear wheel spindle loose When tightened, the wheel locks and does not rotate..! indicates wheel internals missing. |2.4.A.2b| | 1 |
| Offside Steering lock stop missing |2.1.3| | 1 |
| Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Centre Rear Lower Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |