| Most common failures | No# failures |
|---|
| Front Roller brake test indicates a binding brake |3.3.A1a| | 8 |
| Rear reflector on motorcycle missing |1.4.1| | 8 |
| Headlamp aim out of alignment | 7 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Registration plate issues | 3 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Drive chain worn to excess |6.2.1e| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Nearside Front Direction indicator not working |1.5.1c| | 2 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Front Plate brake test indicates a binding brake |3.3.B1a| | 2 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Nearside Footrest insecure |6.2.1a| | 1 |
| Indicator switch insecure |1.5.4| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Brake disc fractured |1.1.14 |a| |ii|| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Drive chain excessively tight |6.2.1d| | 1 |
| Front Headlamp incorrect colour |1.2.1| | 1 |
| Rear Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Centre Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Centre Front Headlamp aim beam image too far to the right |1.6.4| | 1 |
| Rear Drive chain worn to excess |6.2.1e| | 1 |
| Front 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 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Fuel cap mounting flange/sealing method defective |7.2.2c| | 1 |
| Nearside Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| An item not tested |Manual| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Throttle operating incorrectly |6.2.1f| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Drive chain sprocket worn to excess Both (6.1.7 (c) (i)) | 1 |