| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 16 |
| Registration plate issues | 7 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Horn not working |1.7.3a| | 4 |
| Registration plate lamp issues | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front suspension assembly component loose Top yoke locking nut loose |2.3.1| | 1 |
| Nearside Front Brake hose excessively kinked |3.2.B3a| | 1 |
| Nearside Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Brake hose fouling |3.2.B3b| | 1 |
| Brake hose excessively deteriorated | 1 |
| Nearside Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Offside Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Centre Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Offside Front Upper Throttle operating incorrectly |6.2.1f| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 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 |
| Stop lamp does not illuminate immediately a brake applies Not working on either brake. |1.3.1a| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Front Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Rear Direction indicator missing both |1.5.1a| | 1 |
| Steering lock stop ineffective |2.1.3| | 1 |
| Steering control has Insufficient clearance at full lock affecting the riders operation of the controls both |2.1.2b| | 1 |
| Nearside Indicator switch insecure all controls loose |1.5.4| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Rear Brake master cylinder defective but brake still operating (1.1.10 (b) (i)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |