| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 3 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Offside Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Front Brake disc|s| cracked |3.2.A1g| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Front position lamp incorrect colour |1.1.2a| | 1 |
| Front Hydraulic brake control creeps under load. |3.1.4a| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Brake hose fouling |3.2.B3b| | 1 |
| Centre Front Lower Front mudguard insecure |2.3.7| | 1 |
| Centre Front Upper Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Centre Rear Upper Front mudguard insecure |2.3.7| | 1 |
| Centre Rear Upper Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Centre Rear Lower Rear reflector on motorcycle missing |1.4.1| | 1 |
| Centre Rear Lower Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Nearside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Hazard warning lamps not fitted (4.4.1 (d)) | 1 |
| Nearside Rear Brake clevis joint insecure (1.1.15 (c)) | 1 |