| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8 |
| Registration plate issues | 8 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| 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| | 2 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Drive chain so loose it is likely to fail |6.1.7 |c| |ii|| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Rear Brake pedal insecure |3.1.2a| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Nearside Rear Footrest insecure |6.2.1a| | 1 |
| Front Headlamp incorrect colour |1.2.1| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Offside Handlebar deformed |2.1.1b| | 1 |
| Rear Stop lamp does not emit a steady light Front Brake Lever does not emit a brake light when engaged |1.3.1b| | 1 |
| Rear Brake caliper|s| insecure |3.2.A1j| | 1 |
| Offside Indicator tell tale not functioning |1.5.2| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Front Steering headbearing excessively stiff or notchy steering bearings notchy (2.2.2 (f) (i)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |