| Most common failures | No# failures |
|---|
| Registration plate issues | 21 |
| Registration plate lamp issues | 6 |
| Horn not working (7.7 (a)) | 6 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Headlamp aim out of alignment | 4 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Brake performance not tested (1.2.1 (g)) | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Parking brake efficiency below requirements |3.7.E.1| | 1 |
| Obligatory mirror does not provide a view to the rear |8.1.2b| | 1 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Horn not a continuous or uniform sound |1.6.2e| | 1 |
| Offside Front Upper Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Upper Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 1 |
| Nearside Front Upper Suspension arm ball joint excessively worn and offside |5.3.4 |a| |i|| | 1 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 1 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |
| Nearside Upper Suspension arm ball joint likely to become detached |5.3.4 |a| |ii|| | 1 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 1 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Direction indicator missing |4.4.1 |a| |ii|| | 1 |
| Offside Front Direction indicator missing |4.4.1 |a| |ii|| | 1 |
| Front Position lamp not working |4.2.1 |a| |ii|| | 1 |
| Rear Position lamp not working |4.2.1 |a| |ii|| | 1 |
| Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Central Rear Brake slack adjuster incorrectly adjusted (1.1.18 (a)) | 1 |
| Nearside Front Upper Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Rear Rear reflector missing Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Front Track rod end ball joint has excessive play both sides (2.1.3 (b) (i)) | 1 |
| Front Obligatory mirror missing nearside and offside (3.3 (a)) | 1 |
| Nearside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Rear Direction indicator missing nearside and offside (4.4.1 (a) (ii)) | 1 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 1 |
| Nearside Rear Road wheel more than one fixing loose (5.2.1 (a) (ii)) | 1 |
| Offside Rear Road wheel more than one fixing loose (5.2.1 (a) (ii)) | 1 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Parking brake lever inoperative (1.1.6 (d)) | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated (1.1.6 (d)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Lower Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Nearside Front Lower Suspension component ball joint likely to become detached locking devise missing (5.3.4 (a) (ii)) | 1 |
| Steering wheel likely to become detached (2.2.1 (b) (ii)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Front Service brake efficiency less than 50% of the required value No effort on front brakes (1.2.2 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear reflector missing 2x (4.8.2 (a) (ii)) | 1 |
| Headlamp aim projected beam image is obviously incorrect both (4.1.2 (c)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Offside Front Upper Suspension arm insecurely attached bolt loose (5.3.3 (a) (i)) | 1 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 1 |
| Nearside Front Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| All direction indicators not working not flashing (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Direction indicator missing both (4.4.1 (a) (ii)) | 1 |
| Offside Front Steering locking device missing hub (2.1.3 (d)) | 1 |
| Offside Front Lower Steering locking device missing ball joint (2.1.3 (d)) | 1 |
| Rear Steering locking device missing both sides hubs split pins (2.1.3 (d)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator light intensity significantly reduced (4.4.3 (a)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Obligatory mirror missing (3.3 (a)) | 1 |
| Offside Obligatory mirror missing (3.3 (a)) | 1 |
| Horn not working missing (7.7 (a)) | 1 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Nearside Front Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Offside Front Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Rear Upper Suspension arm pin or bush excessively worn hub bush (5.3.4 (a) (i)) | 1 |
| Nearside Rear Lower Suspension rod pin or bush excessively worn hub bush (5.3.4 (a) (i)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Stop lamp(s) not working brake light not working on front brake lever. (4.3.1 (a) (ii)) | 1 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| 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 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Front Steering locking device ineffective inner ball joint locking nut not tight - marked in yellow (2.1.3 (d)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn play found when jacked on the lower arm (marked in yellow) (5.3.4 (a) (i)) | 1 |
| Main beam tell-tale missing (4.9.1 (a) (ii)) | 1 |
| Hazard warning lamps not fitted (4.4.1 (d)) | 1 |
| Parking brake lever missing (1.1.6 (d)) | 1 |
| Headlamp light source and lamp not compatible led/hid bulb fitted (4.1.4 (c)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Central Rear Hydraulic brake calliper inadequately mounted (1.1.16 (c) (i)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |