| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 34 |
| Headlamp aim out of alignment | 30 |
| Registration plate issues | 17 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 15 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 8 |
| Registration plate lamp issues | 3 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 2 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort warped disc (s) (1.2.1 (e)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Fuel tank insecure (6.1.3 (a) (i)) | 1 |
| Rear Brake pedal is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Nearside Front Footrest insecure (6.2.12 (a)) | 1 |
| Rear Drive chain excessively loose ADJUSTED DURING TEST (6.1.7 (c) (i)) | 1 |
| Rear Rear reflector missing FITTED DURING TEST (4.8.2 (a) (ii)) | 1 |
| Rear Brake master cylinder insecure (1.1.10 (c)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Rear All direction indicators obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Central Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort moving 4 bars on brake tester while holding brake steady (1.2.1 (e)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort rear brake fluctuates 5 bars on brake tester (1.2.1 (e)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort 55% Fluctuation (1.2.1 (e)) | 1 |
| Handlebar retaining device loose (2.2.1 (b) (i)) | 1 |
| Handlebar restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Position lamp not working DRL not switch on and holding (4.2.1 (a)) | 1 |
| Footrest missing rear pegs missing (two seat motorcycle) (6.2.12 (a)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort Disc Bent (1.2.1 (e)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Central Front Upper Fuel cap leaking (6.1.3 (b) (i)) | 1 |
| Central Front Upper Fuel cap ineffective cap will not open when screwed on tight (6.1.3 (b) (i)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |