| Most common failures | No# failures |
|---|
| Front Roller brake test indicates a binding brake |3.3.A1a| | 20 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 14 |
| Front Brake excessively binding (1.2.1 (f)) | 13 |
| Headlamp aim out of alignment | 13 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 11 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 10 |
| Horn not working |1.7.3a| | 9 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 8 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 8 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 6 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 5 |
| Stop lamp remains on when the brakes are released | 5 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Front Brake excessively binding |1.2.1 |f|| | 4 |
| Front Brake disc contaminated (1.1.14 (b)) | 4 |
| Headlamp insecure |1.2.3b| | 4 |
| Indicator switch defective |1.5.4| | 3 |
| Registration plate issues | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 3 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 3 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 2 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Front Floor brake test indicates a severely grabbing brake |3.3.C2d| | 2 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 2 |
| Front Brake pipe inadequately supported |3.2.B2b| | 2 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 2 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Direction indicators not working |1.5.1c| | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Front Plate brake test indicates a binding brake |3.3.B1a| | 2 |
| Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 2 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 2 |
| Horn not working (7.7 (a)) | 2 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Nearside Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| All direction indicators adversely affected by the operation of another lamp (4.4.3 (b)) | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Rear Valve stem seriously damaged replaced (5.2.3 (j)) | 1 |
| Front Brake hose leaking fluid |3.2.B4| | 1 |
| Steering movement excessively rough with the wheel raised |2.2.1b| | 1 |
| Rear Floor brake test indicates a severely grabbing brake |3.3.C2d| | 1 |
| Nearside Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Offside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake lever is bent and the brake cannot be readily applied |1.1.2 |d|| | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Central Front Headlamp not working on main beam headlamp replaced |4.1.1 |a| |ii|| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Rear Shock absorber has negligible damping effect rear shocks seized (5.3.2 (b)) | 1 |
| Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Rear Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Brake performance not tested front brake binding to excess |3.3| | 1 |
| Nearside Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Offside Front Brake excessively binding Front brake component seized not releasing wheel after use. (1.2.1 (f)) | 1 |
| Front Gradient brake test indicates a binding brake |3.3.D1c| | 1 |
| Nearside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Offside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Front suspension assembly component excessively misaligned forks twisted and set back |2.3.1| | 1 |
| Nearside Front Direction indicators not working nearside front indicator not working |1.5.1c| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front suspension assembly component excessively bent |2.3.1| | 1 |
| Front Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Rear Brake linkage has abnormal movement due to maladjustment Lever comes back to bars, no back brake |3.2.A1i| | 1 |
| Stop lamp does not illuminate immediately a brake applies no power |1.3.1a| | 1 |
| Horn missing no power |1.7.1| | 1 |
| All position lamps do not illuminate immediately when switched on no power |1.1.3a| | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Horn not working just clicks (7.7 (a)) | 1 |
| Offside Front All position lamps not working (4.2.1 (a)) | 1 |
| Front Shock absorber has negligible damping effect FRONT FORKS SEEM TO BE SEIZED (5.3.2 (b)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Front wheel spindle loose |2.3.3a| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Nearside Front Upper Horn not working |7.7 |a| |ii|| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Stop lamp remains on when the brake is released rear brake adjustment out (1.3.1e) | 1 |
| Front Floor brake test indicates a sticking brake (3.3.C2c) | 1 |
| Steering linkage locking device missing Lock stops have been cut off. |2.1.3 |d|| | 1 |
| Brake lever insecure Brake lever pivot pin not secure plus no locking nut. |1.1.2 |e| |i|| | 1 |
| Front Brake excessively binding serious binding |advice not to ride| |1.2.1 |f|| | 1 |
| Rear Suspension component mounting modified so the suspension is inoperative nearside suspension catching engine |5.3.3 |c| |ii|| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Horn not working (1.7.3a) | 1 |
| Front Roller brake test indicates a binding brake (3.3.A1a) | 1 |
| Front Steering linkage ball joint worn to the extent there is a serious risk of detachment (2.1.3 (b) (ii)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Offside Front Direction indicator obscured |1.5.1a| | 1 |
| Nearside Direction indicator obscured |1.5.1a| | 1 |
| Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Front Brake lever is positioned so that the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Nearside Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Front Wheel spindle or securing nut(s) so insecure that wheel security or steering control is adversely affected (5.2.1 (c) (ii)) | 1 |
| Front Brake caliper insecure (1.1.16 (c) (i)) | 1 |
| Rear Brake lever is so short that the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Rear Plate brake test indicates a sticking brake |3.3.B1a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear suspension bush has excessive free play engine to frame bushes |2.4.A2a|i|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Brake lever is positioned so that the brake cannot be readily applied Handlebar muffs effecting ability to use brakes properly (1.1.2 (d)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Lower Exhaust system insecure Exhaust hanger boot missing (6.1.2 (a)) | 1 |
| Front Exhaust is leaking and excessively noisey nuts missing |7.1.1b| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Brake lever not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Front Horn not working (7.7 (a) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Direction indicator not working |1.5.1c| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Nearside Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Fairings insecure and likely to impede the steering front mud guard |2.1.2e| | 1 |
| Rear wheel spindle loose |2.4.A.2b| | 1 |