| Most common failures | No# failures |
|---|
| Registration plate issues | 61 |
| Headlamp aim out of alignment | 33 |
| Rear reflector on motorcycle missing |1.4.1| | 20 |
| Rear reflector missing (4.8.2 (a) (ii)) | 20 |
| Registration plate lamp issues | 9 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 6 |
| 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|| | 6 |
| Rear reflector missing |4.8.2 |a| |ii|| | 6 |
| 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)) | 4 |
| 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| | 4 |
| Stop lamp remains on when the brakes are released | 4 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Rear reflector on motorcycle missing Rear Reflector fitted at test Station. At time of test. |1.4.1| | 1 |
| Offside Front Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Rear Drive belt excessively loose |6.1.7 |c| |i|| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition exhaust mounted dangerously |7.1.2| | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Footrest insecure lefthand |6.2.12 |a|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Offside 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 Rear Footrest missing |6.2.1a| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Central Rear Upper Exhaust silencer likely to become detached exhaust nuts missing |8.1.1 |b| |ii|| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Rear Wheel spoke excessively loose x6. |4.2.1b| | 1 |
| Rear suspension bearing has excessive free play swing arm pivot |2.4.A2a|i|| | 1 |
| Drive chain excessively tight |6.1.7 |k| |i|| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Front Exhaust system insecure (6.1.2 (a)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Upper Drive belt guard insecure (6.1.7 (i)) | 1 |
| Stop lamp likely to become detached (4.3.1 (c) (ii)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Pillion seat insecure |6.2.6 |a| |ii|| | 1 |
| Central Upper Riders seat insecure riders seat and rear luggage rack insecure / loose - tightened as required (6.2.5 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Nearside Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Nearside Rear Lower Stop lamp likely to become detached screw missing from number plate light and tail light (fit screw resecure) (4.3.1 (c) (ii)) | 1 |
| Front Lower Brake master cylinder insecure (1.1.10 (c)) | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear Stop lamp not working foot brake (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Stop lamp not working lever |4.3.1 |a| |ii|| | 1 |
| Rear Stop lamp not working pedal |4.3.1 |a| |ii|| | 1 |
| Rear Headlamp reflector missing (4.1.1 (b) (ii)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Drive belt guard insecure (6.1.7 (i)) | 1 |
| Rear reflector likely to become detached |4.8.1 |b| |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 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |