| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 20 |
| Headlamp aim out of alignment | 15 |
| Registration plate issues | 6 |
| 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)) | 5 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 4 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 4 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Registration plate lamp issues | 3 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Rear Footrest missing X2 (6.2.12 (a)) | 1 |
| Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Direction indicator with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator light intensity significantly reduced (4.4.3 (a)) | 1 |
| Rear All direction indicators adversely affected by the operation of another lamp Tail lamp does not go out when indicator sharing the same lens flashes. (4.4.3 (b)) | 1 |
| All direction indicators obviously incorrectly positioned Left and right rear indicator lamps are not 180mm or more apart. (4.4.3 (a)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Central Rear Lower Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Stop lamp emits other than a steady red light Flashing (4.3.3 (a) (ii)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Front Valve stem seriously damaged valve stem perished (5.2.3 (j)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Wheel spindle locking device missing (5.2.1 (d)) | 1 |
| Nearside Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Rear Lower Wheel spindle locking device missing (5.2.1 (d)) | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Rear Brake disc contaminated (1.1.14 (b)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |