| Most common failures | No# failures |
|---|
| Registration plate issues | 9 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Rear reflector missing |4.8.2 |a| |ii|| | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Horn not working |1.7.3a| | 2 |
| Central Rear Lower Rear reflector on motorcycle missing |1.4.1| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Offside Rear Brake cylinder insecurely mounted Rear caliper play in mounting |3.2.B1a| | 1 |
| Rear Rear suspension bearing has excessive free play Swing arm bearing excessively worn |2.4.A2a|i|| | 1 |
| Headlamp missing to be only used during daylight hours and not used at times of reduced visibility |1.2.3a| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Front Shock absorber has a serious fluid leak both (5.3.2 (b)) | 1 |
| Front Brake master cylinder leaking hose banjo connection (1.1.10 (b) (ii)) | 1 |
| Headlamp aim out of alignment | 1 |
| Drive chain excessively loose |6.2.1d| | 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 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front Brake cable has restricted free movement (1.1.15 (e)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Horn not working No horn fitted (7.7 (a)) | 1 |