| Most common failures | No# failures |
|---|
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 5 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Registration plate issues | 3 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Rear Wheel has loose rivet/s or bolts |5.2.2 |e| |i|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear suspension component loose |2.4.A.1a| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Rear position lamp damaged and function impaired |1.1.1b| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Front Headlamp aim not tested |1.6| | 1 |
| Headlamp aim out of alignment | 1 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 1 |
| Steering control handlebar movement restricted by taut cables |2.1.2c| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Stop lamp insecure |1.3.3b| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Horn not working |1.7.3a| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Rear Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Fuel cap sealing washer torn |7.2.2c| | 1 |
| Steering lock stop ineffective |2.1.3| | 1 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |