| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake pedal pivot excessively tight operation of lever incorrect as moving footrest on application |1.1.1 |a|| | 1 |
| Offside Footrest insecure bracket has been modified which could result in footrest dropping |6.2.12 |a|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Handlebar retaining device loose (2.2.1 (b) (i)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Horn sounds harsh or grating |1.7.3c| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 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 |
| Horn not working |1.7.3a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Central Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Central Front Riders seat insecure |6.2.1a| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front position lamp flickers when tapped lightly by hand |1.1.3c| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |