| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 16 |
| Registration plate issues | 8 |
| Headlamp aim out of alignment | 4 |
| Registration plate lamp issues | 4 |
| 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 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 2 |
| Horn not working (7.7 (a)) | 1 |
| Rear Rear reflector missing no rear reflector fitted (4.8.2 (a) (ii)) | 1 |
| Rear Direction indicator obviously incorrectly positioned both indicators inside tail light too close (4.4.3 (a)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Stop lamp with a multiple light source more than 1/2 not functioning (4.3.1 (a) (ii)) | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Rear Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Position lamp light intensity significantly reduced Less than half LEDs working (4.2.3 (a) (ii)) | 1 |
| Rear Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Brake caliper inadequately mounted (1.1.16 (c) (i)) | 1 |