| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Registration plate issues | 5 |
| Registration plate lamp issues | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Centre Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Drive chain excessively tight |6.2.1d| | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Nearside Rear Footrest insecure |6.2.1a| | 1 |
| All position lamps do not illuminate immediately when switched on reg plate light not working |1.1.3a| | 1 |
| Front Stop lamp not working Brake lever (4.3.1 (a) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Brake disc|s| has excessive run out both front discs warped |3.2.A1m| | 1 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Front Brake disc|s| excessively worn both front discs excessively worn |3.2.A1l| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Rear Brake caliper|s| securing bolt|s| missing |3.2.A1j| | 1 |
| Rear Upper Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Offside Front Upper Stop lamp does not illuminate immediately a brake applies front stop switch needed connections cleaning. |1.3.1a| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Chain guard insecure |6.2.1c| | 1 |
| Nearside Drive chain excessively loose |6.2.1d| | 1 |
| Offside Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the steering rear wheel aligned incorrectly (2.4 (a)) | 1 |
| Front Wheel excessively corroded valve core |5.2.2 |c| |i|| | 1 |
| Rear Wheel excessively corroded valve core |5.2.2 |c| |i|| | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Offside Rear Footrest insecure |6.2.1a| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |