| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 7 |
| Headlamp aim out of alignment | 5 |
| Nearside Rear Direction indicator not working |1.5.1c| | 4 |
| Registration plate issues | 4 |
| Headlamp aim beam image kick up to the offside |1.6| | 3 |
| Horn not working |1.7.3a| | 2 |
| Offside Rear Direction indicator insecure |1.5.3b| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Offside Rear Direction indicator not working |1.5.1c| | 2 |
| Registration plate lamp issues | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Centre Front Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Offside Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Offside Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Inner Front Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Inner Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Rear Wheel spoke excessively loose x3 (5.2.2 (d)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Drive chain worn to excess |6.2.1e| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Suspension arm pin or bush excessively worn rear shock lower mounting (5.3.4 (a) (i)) | 1 |
| Front Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Rear Brake fluid reservoir fluid level significantly below minimum level (1.1.10 (d) (ii)) | 1 |
| Stop lamp light intensity significantly reduced (4.3.3 (a) (ii)) | 1 |
| Nearside Motorcycle structure joining/attachment plate or fastening insecure SIDE PANNEL (6.1.1 (b) (i)) | 1 |
| Steering operation restricted in free movement from lock to lock SPEEDO CABLE (2.1.4 (c)) | 1 |
| Front Stop lamp missing |1.3.3a| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Wheel spoke missing |4.2.1b| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Rear position lamp damaged and function impaired |1.1.1b| | 1 |
| Front Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| An item not tested |Manual| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Drive chain excessively tight |6.2.1d| | 1 |
| Exhaust has a major leak of exhaust gases exhaust manifold blowing. (6.1.2 (a)) | 1 |
| Stop lamp does not illuminate immediately a brake applies when brake lever applied rear brake light not working. |1.3.1a| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Nearside Front Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Offside Front Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Drive chain worn to excess |6.1.7 |c| |i|| | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Brake pedal has insufficient reserve travel foot brake. (1.1.2 (a)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |