| Most common failures | No# failures |
|---|
| Registration plate issues | 21 |
| Rear reflector on motorcycle missing |1.4.1| | 12 |
| Horn not working |1.7.3a| | 5 |
| Front wheel bearings have excessive free play |2.3.5b| | 5 |
| Headlamp aim out of alignment | 4 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Wheel spoke excessively loose |4.2.1b| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Horn control not readily accesible. |1.7.2a| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Drive chain horseshoe locking device likely to become detached (6.1.7 (j) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Registration plate lamp issues | 1 |
| Horn not working (7.7 (a) (ii)) | 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 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Horn missing |1.7.1| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Rear Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Horn missing |1.7.1| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Wheel spoke excessively loose |4.2.1b| | 1 |
| Central Front Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition gasket missing (8.1.1 (a)) | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Fuel hose leaking |7.2.1a| | 1 |
| Horn replaced by a bell |1.7.3b| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Rear mono-shock pivot seized |2.4.B.4| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Brake pedal pivots excessively worn |3.1.3a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Brake performance not tested |3.3| | 1 |
| Brake lever is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Centre Front Lower Wheel spoke missing |4.2.1b| | 1 |
| Centre Front Lower Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Centre Front Lower Wheel has an excessively eccentric bead rim. |4.2.2| | 1 |
| Centre Front Lower Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Centre Front Lower Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Centre Front Lower Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Centre Rear Lower Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Centre Rear Lower Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Front Brake disc|s| cracked |3.2.A1g| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Rear Brake caliper|s| insecure |3.2.A1j| | 1 |
| Rear Rear wheel spindle loose |2.4.A.2b| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Rear Brake pedal mounting insecure |3.1.2a| | 1 |