| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 12 |
| Registration plate issues | 5 |
| Horn not working |1.6.2a| | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Rear parking brake recording little or no effort | 2 |
| Brake hose has insufficient room to move | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Registration plate lamp issues | 2 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Seat belt anchorage prescribed area is fractured |5.2.6| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 1 |
| Nearside Side repeater not working |1.4.A.2c| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Nearside Rear Statutory seat belt missing |5.1.1| | 1 |
| Offside Rear Statutory seat belt missing |5.1.1| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Offside Ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Radius arm rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 1 |
| Horn not working Replaced
|1.7.3a| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies control |1.3.1a| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Offside Handlebar excessively deformed |2.2.1 |c| |i|| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Headlamp not working on main beam new bulb |4.1.1 |a| |ii|| | 1 |
| Fuel system component leaking excessively or a risk of fire from carburettor |6.1.3 |b| |ii|| | 1 |
| Rear Suspension component mounting modified so the suspension is inoperative |5.3.3 |c| |ii|| | 1 |
| Nearside Rear Footrest missing |6.2.12 |a|| | 1 |
| Offside Rear Footrest missing |6.2.12 |a|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Offside Front Steering locking device missing |2.2.C.1g| | 1 |
| Front Suspension component modified so the suspension is inoperative (5.3.3 (c) (ii)) | 1 |
| Lower Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Wheel spoke excessively loose (5.2.2 (d)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 1 |
| Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Battery insecure |1.9.1| | 1 |
| Rear Brake pedal insecure (1.1.2 (e) (i)) | 1 |
| Front Shock absorber has a serious fluid leak o/s & n/s fork seals leaking (5.3.2 (b)) | 1 |
| Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Rear Wheel fixing missing (single fixing) split pin missing from wheel nut (5.2.1 (a) (ii)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Nearside Rear Steering locking device missing (2.1.3 (d)) | 1 |
| Offside Rear Steering locking device ineffective (2.1.3 (d)) | 1 |
| Offside Rear Brake linkage has restricted free movement (1.1.15 (e)) | 1 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |