| Most common failures | No# failures |
|---|
| Registration plate issues | 105 |
| Rear reflector on motorcycle missing |1.4.1| | 69 |
| Headlamp aim out of alignment | 47 |
| Registration plate lamp issues | 43 |
| Rear reflector missing (4.8.2 (a) (ii)) | 41 |
| Rear reflector missing |4.8.2 |a| |ii|| | 20 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 11 |
| 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)) | 7 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 7 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 5 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 5 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 5 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 4 |
| Stop lamp remains on when the brakes are released | 3 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 3 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 3 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 3 |
| 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|| | 3 |
| Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 2 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 2 |
| Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Drive chain excessively tight |6.1.7 |k| |i|| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 2 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 2 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Offside Front Position lamp not working (4.2.1 (a)) | 2 |
| Rear Valve stem seriously damaged |5.2.3 |j|| | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Rear Footrest missing (6.2.12 (a)) | 2 |
| Rear Footrest missing |6.2.1a| | 2 |
| Horn not working (7.7 (a)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 2 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| All direction indicators not working (4.4.1 (a) (ii)) | 2 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Rear Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |