| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 29 |
| Registration plate issues | 11 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 10 |
| Horn not working (7.7 (a)) | 9 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 9 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 9 |
| Front Brake excessively binding (1.2.1 (f)) | 8 |
| Front Position lamp not working (4.2.1 (a)) | 5 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 4 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 4 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 3 |
| Registration plate lamp issues | 3 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Front Brake lever has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f)) | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Offside Brake component inadequately mounted Fluid Resevoir Mounted In Such A Way That Fluid Hose Is Kinked (1.1.21 (c)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Position lamp not working pilot bulb replaced (4.2.1 (a)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Offside Motorcycle structure joining/attachment plate or fastening insecure engine mounting pinch bolt, missing and one loose (6.1.1 (b) (i)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Central Rear Upper Suspension component pin or bush excessively worn mounting upper swing arm (5.3.4 (a) (i)) | 1 |
| Central Rear Lower Suspension arm pin or bush excessively worn all bushing lower exsessive free play (5.3.4 (a) (i)) | 1 |
| Front Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Clutch lever positioned so it cannot be readily operated (6.2.7 (b)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Front Brake caliper leaking (1.1.16 (b) (i)) | 1 |
| Front Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Front Shock absorber has negligible damping effect reduced damping (5.3.2 (b)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Exhaust has a major leak of exhaust gases under engine (6.1.2 (a)) | 1 |
| Rear Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Stop lamp not working bulb (4.3.1 (a) (ii)) | 1 |
| Rear Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Front Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Central Front Shock absorber has a serious fluid leak front shock absorber has serious leak (5.3.2 (b)) | 1 |
| Central Rear Shock absorber has a serious fluid leak rear shock absorber has serious leak (5.3.2 (b)) | 1 |
| Nearside Front Upper Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Central Lower Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Stop lamp(s) remains on when the brakes are released ALL lamps (4.3.2 (a) (iii)) | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Front Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Centre Front Upper Front position lamp does not illuminate immediately when switched on (1.1.3a) | 1 |
| Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Brake performance unable to be tested pads down to metal (1.2.1 (g)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Central Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Throttle operating incorrectly sticking (6.2.7 (a) (i)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 1 |
| Offside Front Brake disc significantly and obviously worn free float free play excessive (1.1.14 (a) (i)) | 1 |
| Headlamp switch faulty (1.2.4) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up Bearing cage already breaking up. (5.1.3 (a) (ii)) | 1 |
| Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Rear Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Road spring fractured (5.3.1 (b) (i)) | 1 |
| Front Upper Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Front Lower Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Suspension arm attachment bracket/mounting insecure excessive end float/side play in swing arm. Readjusted and tightened. (5.3.3 (a) (i)) | 1 |
| Nearside Handlebar retaining device loose (2.2.1 (b) (i)) | 1 |
| Indicator switch inoperative (4.4.2 (a) (ii)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Nearside Rear Position lamp not working LHR INDICATOR NOT WORKING (4.2.1 (a)) | 1 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake lagging in operation front brake pumps up (1.2.1 (d)) | 1 |
| Central Rear Lower Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Central Rear Lower Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Handlebar retaining device missing (2.2.1 (b) (i)) | 1 |
| Nearside Rear Footrest insecure Locking device missing from offside rear (pillion) footrest (6.2.12 (a)) | 1 |