| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 96 |
| Headlamp aim out of alignment | 49 |
| Registration plate lamp issues | 42 |
| Registration plate issues | 42 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 24 |
| 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)) | 12 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 9 |
| Front Brake excessively binding (1.2.1 (f)) | 8 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Riders seat insecure (6.2.5 (a) (ii)) | 8 |
| Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 6 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 5 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 5 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 5 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 5 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 4 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 4 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 4 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 4 |
| Rear Brake excessively binding (1.2.1 (f)) | 4 |
| Stop lamp emits other than a steady red light (4.3.3 (a) (ii)) | 4 |
| Rear 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)) | 4 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 3 |
| Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 3 |
| Headlamp incorrect colour (4.1.4 (a)) | 3 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Headlamp light intensity severely reduced (4.1.4 (a)) | 3 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 3 |
| Rear Footrest missing (6.2.12 (a)) | 3 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 3 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 3 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 3 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Offside Rear Footrest missing (6.2.12 (a)) | 2 |
| Headlamp insecure (4.1.1 (c)) | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 2 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Rear Direction indicator with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 2 |
| Front Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 2 |
| Central Rear Upper Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 2 |