| Most common failures | No# failures |
|---|
| Drive chain excessively loose |6.2.1d| | 8 |
| Rear Position lamp not working (4.2.1 (a)) | 6 |
| Registration plate lamp issues | 5 |
| Registration plate issues | 4 |
| Drive chain worn to excess |6.2.1e| | 3 |
| Headlamp aim out of alignment | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Drive chain sprocket carrier worn to excess |6.2.1e| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 2 |
| Offside Lower Front suspension assembly component cracked |2.3.1| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing centre position |2.2.1a| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Plate brake test indicates a sticking brake |3.3.B1a| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Front Front position lamp incorrect colour |1.1.2a| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Offside Rear Direction indicator likely to become detached |4.4.1 |c| |ii|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Stop lamp not working front brake + rear brake (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Headlamp incorrect colour (4.1.4 (a)) | 1 |
| Rear Position lamp likely to become detached tail unit mounts broken (4.2.1 (c) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Wheel fixing loose (multiple fixings) both rear chain adjusters loose (5.2.1 (a) (i)) | 1 |
| Nearside Front Lower Motorcycle structure inadequately repaired such that structural rigidity is significantly reduced Footrest mount has crack - where footrest attaches to bracket. (6.1.1 (d) (i)) | 1 |
| Central Front Upper Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Wheel alignment incorrect which adversely affects the handling ADJUSTMENT TO LEFT REQUIRED (2.4 (a)) | 1 |