| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 24 |
| Registration plate lamp issues | 22 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 9 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 6 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 6 |
| Front Brake excessively binding (1.2.1 (f)) | 6 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 6 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 6 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 3 |
| Front Brake excessively binding |1.2.1 |f|| | 2 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Nearside Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Offside Rear Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Rear Brake fluid reservoir fluid level significantly below minimum level (1.1.10 (d) (ii)) | 2 |
| Riders seat insecure (6.2.5 (a) (ii)) | 2 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Registration plate issues | 2 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Brake performance not tested (1.2.1 (g)) | 2 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Steering operation impeded by a fairing (2.1.4 (e)) | 2 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Nearside Front Brake fluid reservoir fluid not visible rear brake (1.1.10 (d) (iii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Brake fluid reservoir fluid level significantly below minimum level |1.1.10 |d| |ii|| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Seat insecure |6.2.1a| | 1 |
| Front Brake master cylinder has an excessively worn master cylinder pivot. |3.2.B5| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Offside Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp aim not tested bulb not working (4.1.2 (b)) | 1 |
| Offside Position lamp not working |4.2.1 |a|| | 1 |
| Front Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Stop lamp not working both (4.3.1 (a) (ii)) | 1 |
| Offside Front Motorcycle structure joining/attachment plate or fastening insecure mirror assembly (6.1.1 (b) (i)) | 1 |
| Nearside Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Brake hose leaking (1.1.12 (c)) | 1 |
| Rear Shock absorber insecurely attached |5.3.2 |a| |i|| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Direction indicator obscured |1.5.1a| | 1 |
| Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Offside Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Throttle operating incorrectly Sticking open |6.2.1f| | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Upper Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Stop lamp does not illuminate immediately a brake applies rear brake bulb changed |1.3.1a| | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Position lamp not working |4.2.1 |a|| | 1 |
| Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Stop lamp not working front brake light switch |4.3.1 |a| |ii|| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Nearside Front Position lamp not working Town light (4.2.1 (a)) | 1 |
| Front Brake lining|s| less than 1.0 mm thick |1.1.13 |a|| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Stop lamp not working stop lgith not work (4.3.1 (a) (ii)) | 1 |
| Nearside Brake lever insecure locknut missing - fitted new |1.1.2 |e| |i|| | 1 |
| Nearside Front All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Rear Shock absorber insecurely attached |5.3.2 |a| |i|| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Stop lamp does not illuminate immediately a brake applies control one |1.3.1a| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Handlebar retaining device loose (2.2.1 (b) (i)) | 1 |
| Dipswitch does not extinquish main beam/s, leaving at least 1 dipped beam headlamp |1.2.2b|i|| | 1 |
| Handlebar handgrip not secure to handlebars. lh grip loose |2.1.1c| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak marked yellow (5.3.2 (b)) | 1 |
| Nearside Rear Shock absorber has negligible damping effect marked yellow (5.3.2 (b)) | 1 |
| Front Brake grabbing severely |1.2.1 |c|| | 1 |
| Nearside Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake disc|s| cracked |3.2.A1g| | 1 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake hose connection leaking (1.1.12 (c)) | 1 |
| Handlebar excessively deformed (2.2.1 (c) (i)) | 1 |
| Handlebar restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake fluid reservoir fluid level significantly below minimum level (1.1.10 (d) (ii)) | 1 |
| Front Motorcycle structure joining/attachment plate or fastening insecure STEERING COWL INSECURE (6.1.1 (b) (i)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear Wheel has an excessively distorted bead rim. (4.2.2) | 1 |
| Rear Rear wheel bearings are excessively rough rear diff / wheel bearings grating and xs noise (2.4.A.2c) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim headlamp damaged and function impaired LED bulb incorrect for the motorcycle |1.2.3a| | 1 |
| Offside Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Brake master cylinder defective but brake still operating rear brake master cylinder staying on and not releasing on own accord |1.1.10 |b| |i|| | 1 |
| Rear Brake master cylinder fluid level dangerously low |3.2.B1d| | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Front Brake component has an inadequate repair |3.1.5| | 1 |
| Rear Stop lamp not working brake switch (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator obviously incorrectly positioned |4.4.3 |a|| | 1 |