| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 10 |
| Headlamp aim out of alignment | 7 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 5 |
| Registration plate issues | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Brake lever mounting cracked |3.1.2c| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Centre Rear Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Central Rear Upper Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Rear Upper Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Offside Rear Lower 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| | 1 |
| Offside Upper Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Offside Lower Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear reflector on motorcycle missing (1.4.1) | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Rear Valve stem seriously misaligned (5.2.3 (j)) | 1 |