| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Registration plate issues | 6 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 5 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 4 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 4 |
| Front Brake excessively binding (1.2.1 (f)) | 3 |
| Registration plate lamp issues | 3 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 2 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Front Front position lamp missing |1.1.1a| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake lever pivot excessively worn |1.1.1 |b|| | 1 |
| Rear Brake lever has abnormal movement of levers indicating excessive wear or maladjustment |1.1.15 |f|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Direction indicator missing |1.5.1a| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake lining|s| less than 1.0 mm thick |1.1.13 |a|| | 1 |
| Front position lamp flickers when tapped lightly by hand |1.1.3c| | 1 |
| Direction indicator obscured |1.5.1a| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Stop lamp does not illuminate immediately a brake applies both control |1.3.1a| | 1 |
| Front Brake caliper insecure (1.1.16 (c) (i)) | 1 |
| Front Headlamp insecure |4.1.1 |c|| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Valve stem seriously damaged leaking (5.2.3 (j)) | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Nearside Front Lower Motorcycle structure excessively damaged |6.1.1a| | 1 |