| Most common failures | No# failures |
|---|
| Registration plate issues | 32 |
| Rear reflector missing (4.8.2 (a) (ii)) | 10 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 9 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 8 |
| Stop lamp not working (4.3.1 (a) (ii)) | 7 |
| Rear Position lamp not working (4.2.1 (a)) | 6 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 6 |
| Horn not working (7.7 (a)) | 6 |
| Headlamp aim out of alignment | 5 |
| Rear reflector missing |4.8.2 |a| |ii|| | 5 |
| Horn not working (7.7 (a) (ii)) | 5 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 5 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Front Position lamp not working (4.2.1 (a)) | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Front Horn not working (7.7 (a)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front shock absorber seal failed and leaking oil both |2.3.3| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride Drive chain |6.2.1h| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Brake component inadequately mounted disc bolt missing rear |1.1.21 |c|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Stop lamp not working stop lamp not working from either brake |4.3.1 |a| |ii|| | 1 |
| Offside Front Wheel fixing loose |single fixing| |5.2.1 |a| |ii|| | 1 |
| All direction indicators missing primarily designed for off road use |4.4.1 |a| |ii|| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| All position lamps not working All lamps +horn not working.
|Unable to run engine|. |4.2.1 |a|| | 1 |
| Rear Drive chain sprocket so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Central Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Wheel spoke excessively loose several loose spokes (5.2.2 (d)) | 1 |
| Offside Front Shock absorber likely to become detached (5.3.2 (a) (ii)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Drive chain horseshoe locking device likely to become detached (6.1.7 (j) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Nearside Front Footrest insecure split pin missing (6.2.12 (a)) | 1 |
| Rear Brake pedal insecure (1.1.2 (e) (i)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Nearside Front Brake caliper insecurely mounted and braking performance affected (1.1.16 (c) (ii)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |