| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 18 |
| Registration plate lamp issues | 7 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 6 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 5 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 2 |
| Registration plate issues | 2 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Offside Rear Brake component is excessively corroded |3.1.5| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Headlamp aim so that beam "kick up" is not visible on the screen |1.6.B.1| | 1 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Horn not working |1.7.3a| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Nearside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Nearside Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Indicator tell tale not operating correctly |1.5.2| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Fuel system component leaking excessively or a risk of fire fuel line |TAP| under the motorcycle |6.1.3 |b| |ii|| | 1 |
| Rear Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Lower Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Offside Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies switch |1.3.1a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Offside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Front Steering operation restricted in free movement from lock to lock |2.1.4 |c|| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Shock absorber has a serious fluid leak fork legs badley pitted new ones required (5.3.2 (b)) | 1 |
| Front Roller brake test indicates a binding brake (3.3.A1a) | 1 |
| Rear Roller brake test indicates a binding brake (3.3.A1a) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 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 |
| Front Headlamp incorrect colour (4.1.4 (a)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |