| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| 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) | 2 |
| Rear Wheel spindle locking device ineffective (5.2.1 (d)) | 2 |
| Steering control handlebar movement restricted by cables caught on a projection |2.1.2c| | 1 |
| Rear Brake component worn and seriously reduced in strength |3.2.A1| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Brake lever pivots excessively worn |3.1.3a| | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| Front Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Centre Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Nearside Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Rear Drive chain worn to excess |6.2.1e| | 1 |
| Nearside Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Nearside Rear Drive chain excessively tight |6.2.1d| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Registration plate issues | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Wheel spindle locking device missing both sides (5.2.1 (d)) | 1 |
| Fairings so located that it is likely to impede the steering |2.1.2e| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Steering control handlebar movement restricted by taut cables |2.1.2c| | 1 |
| Horn not working (1.7.3a) | 1 |
| Offside Front shock absorber seal failed and leaking oil (2.3.3) | 1 |
| Front Hydraulic brake control feels spongy (3.1.4a) | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| Rear shock absorber has inadequate damping effect. (2.4.A.3b) | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Drive chain excessively tight (6.2.1d) | 1 |
| Rear Footrest missing (6.2.1a) | 1 |
| Offside Headlamp at least one does not illuminate on dipped beam (1.2.2a(i)) | 1 |
| Offside Headlamp at least one does not illuminate on main beam (1.2.2a(ii)) | 1 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Exhaust system insecure springs (6.1.2 (a)) | 1 |
| Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Nearside Rear Direction indicator obviously incorrectly positioned broken and obscured by number plate (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator obviously incorrectly positioned broken (4.4.3 (a)) | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Front Clutch lever positioned so it cannot be readily operated. (6.2.1g) | 1 |
| Fairings insecure and likely to impede the steering (2.1.2e) | 1 |
| Rear Rear reflector on motorcycle missing (1.4.1) | 1 |
| Drive chain worn to excess (6.2.1e) | 1 |
| Offside Lower Motorcycle structure cracked (6.1.1a) | 1 |
| Front Floor brake test indicates a binding brake (3.3.C2c) | 1 |
| Rear wheel bearings have excessive free play (2.4.A.2c) | 1 |