| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 41 |
| Headlamp aim out of alignment | 39 |
| Registration plate issues | 25 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 16 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 12 |
| Registration plate lamp issues | 7 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Central Rear Upper Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 2 |
| Offside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 2 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| All direction indicators not working (4.4.1 (a) (ii)) | 2 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Lower Horn not working (7.7 (a)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Central Front Lower Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 1 |
| Rear Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Rear All position lamps not working (4.2.1 (a)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Rear Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Front Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Headlamp aim projected beam image obviously incorrect RHD headlamp lens (4.1.2 (c)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Nearside Engine mounting/bracket missing bolt (6.1.8 (a) (ii)) | 1 |
| Brake indicates excessive fluctuation of brake effort Front brake fluctuation on roller (1.2.1 (e)) | 1 |
| Steering headbearing excessively stiff or notchy notchy with front wheel raised (2.2.2 (f) (i)) | 1 |
| Stop lamp missing (4.3.1 (a) (ii)) | 1 |
| Stop lamp emits other than a steady red light intermittent working on rear brake (4.3.3 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| All direction indicators not working all indicators not flashing (4.4.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Outer Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| 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)) | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Brake pedal insecure brake pivot loose (1.1.2 (e) (i)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort feel it through the brake pedal (1.2.1 (e)) | 1 |
| Offside Front Brake performance unable to be tested pad friction material worn out (1.2.1 (g)) | 1 |
| Central Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort both discs (1.2.1 (e)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |