| Most common failures | No# failures |
|---|
| Front Brake excessively binding (1.2.1 (f)) | 12 |
| Headlamp aim out of alignment | 11 |
| Registration plate lamp issues | 9 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 6 |
| Rear Suspension component modified so the suspension is inoperative (5.3.3 (c) (ii)) | 4 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 4 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 4 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 4 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Registration plate issues | 3 |
| Rear Wheel spindle locking device missing (5.2.1 (d)) | 3 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 3 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 3 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 3 |
| Horn not working (7.7 (a)) | 2 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 2 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| 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)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Wheel spindle locking device ineffective SPLIT PIN (5.2.1 (d)) | 1 |
| Rear Shock absorber has negligible damping effect LINKAGE OR SWINGARM BEARINGS/BUSHES SEIZED.SO SHOCK ABSORBER CANT BE TESTED (5.3.2 (b)) | 1 |
| Rear Shock absorber has negligible damping effect not functioning (5.3.2 (b)) | 1 |
| Drive chain excessively loose also worn (6.1.7 (c) (i)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Front Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Rear Suspension component modified so the suspension is inoperative Rear suspension linkages siezed (5.3.3 (c) (ii)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear Shock absorber has negligible damping effect rear suspension has no damping or movement (5.3.2 (b)) | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Central Rear Upper Position lamp not working bulb blown (4.2.1 (a)) | 1 |
| Central Rear Upper Stop lamp not working bulb blown (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Lower Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Exhaust system insecure silencer insecure/leaking gasses. (6.1.2 (a)) | 1 |
| Rear Suspension rod modified so the suspension is inoperative rear suspension stiff (5.3.3 (c) (ii)) | 1 |
| Offside Front Lower Wheel more than one fixing missing split pin missing . have replaced with new . (5.2.1 (a) (ii)) | 1 |
| Central Front Upper Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Front Wheel spindle locking device missing (5.2.1 (d)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Suspension component attachment bracket/mounting likely to fail (5.3.3 (b) (ii)) | 1 |
| Front Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Rear Stop lamp light intensity significantly reduced hardly any difference in change of light when brakes applied (4.3.3 (a) (ii)) | 1 |
| Rear Wheel damaged or distorted to the extent that control of the motorcycle is likely to be adversely affected (5.2.2 (c) (ii)) | 1 |
| Shock absorber has negligible damping effect linkage sized/rocker arm (5.3.2 (b)) | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Headlamp reflector missing (4.1.1 (b) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Rear Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Suspension rod mounting has an unsafe modification Seized Linkage (5.3.3 (c) (i)) | 1 |
| Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |