| Most common failures | No# failures |
|---|
| Front Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Registration plate issues | 2 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Handlebar mounting insecure (2.2.1 (a) (i)) | 2 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Headlamp aim out of alignment | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Handlebar deformed to the extent that steering is affected |2.2.1 |c| |ii|| | 1 |
| Offside Rear Motorcycle structure joining/attachment plate or fastening insecure wheel nut adjuster loose |6.1.1 |b| |i|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Stop lamp not working Front (4.3.1 (a) (ii)) | 1 |
| Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Nearside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Nearside Rear Drive chain worn to excess |6.2.1e| | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Central Front Headlamp aim not tested |1.6| | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Offside Rear Brake caliper insecure (1.1.16 (c) (i)) | 1 |
| Offside Rear Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Registration plate lamp issues | 1 |
| Stop lamp not working from rear control (4.3.1 (a) (ii)) | 1 |