| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 155 |
| Registration plate lamp issues | 54 |
| Registration plate issues | 40 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 33 |
| Drive chain excessively loose |6.2.1d| | 27 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 20 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 20 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 20 |
| Drive chain excessively tight |6.2.1d| | 16 |
| Rear reflector on motorcycle missing |1.4.1| | 14 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 13 |
| Drive chain worn to excess |6.2.1e| | 13 |
| Front wheel bearings have excessive free play |2.3.5b| | 12 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 12 |
| Throttle operating incorrectly |6.2.1f| | 9 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 9 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 9 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 8 |
| Rear reflector missing (4.8.2 (a) (ii)) | 8 |
| Nearside Rear Footrest missing |6.2.1a| | 8 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 8 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 8 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 7 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 7 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 7 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 6 |
| Offside Front Direction indicator insecure |1.5.3b| | 6 |
| Front Brake excessively binding (1.2.1 (f)) | 6 |
| Horn not working |1.7.3a| | 6 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 6 |
| Front wheel bearings are excessively rough |2.3.5b| | 6 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 6 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 5 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 5 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 5 |
| Offside Rear Footrest missing |6.2.1a| | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 5 |
| Brake lever has inadequate reserve travel |3.1.3b| | 5 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 5 |
| Stop lamp not working (4.3.1 (a) (ii)) | 4 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 4 |
| Exhaust mounting missing |7.1.1c| | 4 |
| Rear Brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 4 |
| Nearside Front Footrest insecure |6.2.1a| | 4 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 4 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 4 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 4 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 4 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 4 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 4 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 4 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 4 |
| Headlamp aim not tested |1.6| | 3 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 3 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 3 |
| Nearside Front Direction indicator insecure |1.5.3b| | 3 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 3 |
| Handlebar deformed |2.1.1b| | 3 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 3 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 3 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 3 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 3 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 3 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 3 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 3 |
| Offside Front Footrest insecure |6.2.1a| | 3 |
| Exhaust has part of the system missing |7.1.1a| | 3 |
| Rear Drive chain excessively loose |6.2.1d| | 3 |
| Front Valve stem seriously damaged |5.2.3 |j|| | 3 |
| Rear Footrest missing |6.2.1a| | 3 |
| Drive chain so loose it is likely to fail |6.1.7 |c| |ii|| | 3 |