| Most common failures | No# failures |
|---|
| Registration plate issues | 45 |
| Headlamp aim out of alignment | 32 |
| Rear reflector missing (4.8.2 (a) (ii)) | 16 |
| Rear reflector missing |4.8.2 |a| |ii|| | 16 |
| Registration plate lamp issues | 15 |
| Rear reflector on motorcycle missing |1.4.1| | 8 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 5 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 4 |
| Stop lamp remains on when the brakes are released | 4 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 3 |
| Horn not working (7.7 (a) (ii)) | 2 |
| 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|| | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Front Direction indicator incorrect colour |4.4.3 |a|| | 2 |
| Offside Front Direction indicator incorrect colour |4.4.3 |a|| | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 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 |
| Horn control not functioning. |1.7.2b| | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Front Wheel excessively damaged (5.2.2 (c) (i)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Rear Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition Extremely loud, non standard system fitted. |8.1.1 |a|| | 1 |
| Front Steering linkage locking device ineffective |2.1.3 |d|| | 1 |
| Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition vance and hines fitted |8.1.1 |a|| | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake pivot has restricted free movement hitting exhaust |1.1.15 |e|| | 1 |
| Front Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Brake caliper insecure |1.1.16 |c| |i|| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Throttle operating incorrectly throttle sticking (6.2.7 (a) (i)) | 1 |
| Throttle operating incorrectly Sticking on lock. (6.2.7 (a) (i)) | 1 |
| Drive belt excessively tight (6.1.7 (k) (i)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected |6.2.7 |a| |ii|| | 1 |
| Headlamp insecure |4.1.1 |c|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Brake hose stretched by steering movement |3.2.B3b| | 1 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Clutch lever bent so it cannot be readily operated. |6.2.1g| | 1 |
| Front Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Front Brake hose excessively stretched |1.1.12 |b| |ii|| | 1 |
| Exhaust system insecure bolts missing from top exhaust mount (6.1.2 (a)) | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Nearside Front Footrest insecure (6.2.12 (a)) | 1 |