| Most common failures | No# failures |
|---|
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Exhaust excessively deteriorated |7.1.1a| | 2 |
| Headlamp aim out of alignment | 2 |
| Central Rear Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Central Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Rear suspension has corrosion which reduces the strength of a load bearing member or its supporting structure. |2.4.A.2d| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Front Headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Nearside Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Registration plate issues | 1 |
| Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Rear Motorcycle structure excessively corroded (6.1.1a) | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| Front Roller brake test indicates a sticking brake (3.3.A1a) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Motorcycle structure corroded to the extent that the rigidity of the assembly is significantly reduced by n/s shock absorber, top mounting point (6.1.1 (c) (i)) | 1 |
| Motorcycle structure corroded to the extent that the rigidity of the assembly is significantly reduced near rear suspension swing arm mounting point (6.1.1 (c) (i)) | 1 |
| Rear Brake reaction bracket securing bolt(s) missing (3.2.A1j) | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Nearside Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Offside Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |