| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 3 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Horn not working |1.7.3a| | 2 |
| Rear Motorcycle structure excessively corroded |6.1.1a| | 2 |
| Outer Front Horn not working |1.7.3a| | 1 |
| Registration plate issues | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Front Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Plate brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.B2b| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Nearside Sidecar direction indicator not working |1.5.1c| | 1 |
| Offside Hazard warning lamps inoperative (4.4.1 (e)) | 1 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Brake performance not tested |3.3| | 1 |