| Most common failures | No# failures |
|---|
| Drive chain excessively tight |6.2.1d| | 3 |
| Headlamp aim out of alignment | 2 |
| Nearside Front Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Offside Front Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Offside Rear Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 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 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Horn not working |1.7.3a| | 1 |
| Lower Rear mono-shock pivot excessively worn |2.4.B.4| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear Drive chain sprocket so loose it is likely to fail |6.1.7 |c| |ii|| | 1 |
| Headlamp insecure Dip lamp |1.2.3b| | 1 |
| Front Throttle operating incorrectly |6.2.1f| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Centre Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Front Brake pipe union leaking fluid |3.2.B4| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |