| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 25 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 10 |
| Headlamp aim out of alignment | 5 |
| Rear Brake excessively binding (1.2.1 (f)) | 5 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 4 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 4 |
| Registration plate lamp issues | 4 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 4 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 3 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 3 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Offside Rear Footrest missing (6.2.12 (a)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Drive chain sprocket worn to excess Both sprockets (6.1.7 (c) (i)) | 1 |
| Nearside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort front disc is warped (1.2.1 (e)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Rear Rear reflector likely to become detached (4.8.1 (b) (ii)) | 1 |
| Offside Rear Lower Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock Right & left - bent back. (2.1.4 (b)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected Does not return - when on full R/H lock. (6.2.7 (a) (ii)) | 1 |
| Direction indicator obviously incorrectly positioned Front Right & left indicators - to close together & side facing. (4.4.3 (a)) | 1 |
| Footrest missing L/H/R - missing. (6.2.12 (a)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted Chain clip link fitted backwards. (6.1.7 (j) (i)) | 1 |
| Handlebar excessively deformed Right & left. (2.2.1 (c) (i)) | 1 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Nearside Front Motorcycle structure joining/attachment plate or fastening insecure Fairing bolts missing (6.1.1 (b) (i)) | 1 |
| Offside Front Motorcycle structure joining/attachment plate or fastening insecure Fairing bolts missing (6.1.1 (b) (i)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Nearside Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Wheel damaged or distorted to the extent that control of the motorcycle is likely to be adversely affected (5.2.2 (c) (ii)) | 1 |
| Offside Front Engine mounting/bracket fractured (6.1.8 (a) (ii)) | 1 |
| Offside Handlebar excessively deformed (2.2.1 (c) (i)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Central Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls rear switch not working (4.3.2 (a) (iii)) | 1 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Nearside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Rear Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Rear Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Offside Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Nearside Front Footrest missing (6.2.12 (a)) | 1 |
| Nearside Front Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Nearside Front Handlebar fractured to the extent that detachment is likely (2.2.1 (c) (ii)) | 1 |
| Offside Front Handlebar deformed to the extent that steering is affected (2.2.1 (c) (ii)) | 1 |
| Registration plate issues | 1 |
| Central Rear Lower Brake excessively binding (1.2.1 (f)) | 1 |
| Central Rear Upper Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Central Rear Upper Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Front Lower Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Exhaust system insecure collector box mounting loose o/s missing n/s (6.1.2 (a)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected engine revs when steering turned from lock to lock (6.2.7 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Drive chain worn to excess Chain is not fitting on the sprockets correctly (6.1.7 (c) (i)) | 1 |
| Brake lever has insufficient reserve travel touches twistgrip (1.1.2 (a)) | 1 |
| Offside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |