| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8 |
| Registration plate issues | 4 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Headlamp aim not tested (4.1.2 (b)) | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Stop lamp does not illuminate immediately a brake applies Hand control |1.3.1a| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Central Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Central Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Brake hose excessively twisted |1.1.12 |b| |ii|| | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Front Steering operation restricted in free movement from lock to lock wires and clutch cable fouling steering |2.1.4 |c|| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Rear mono-shock pivot excessively worn |2.4.B.4| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Central Front Upper Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Brake performance not tested no front brakes |3.3| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Direction indicators not working all 4 |1.5.1c| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded stuck on solid |3.2.A1h| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear All direction indicators obviously incorrectly positioned less than 180mm apart |4.4.3 |a|| | 1 |
| Rear Brake pivot has restricted free movement |1.1.15 |e|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Riders seat insecure |6.2.5 |a| |ii|| | 1 |
| Fuel tank insecure rear bolts loose |6.1.3 |a| |i|| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear Front mudguard insecure Bolt missing |2.3.7| | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Front Stop lamp missing |1.3.3a| | 1 |
| Offside Front Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Drive chain horseshoe locking device likely to become detached Missing! |6.1.7 |j| |ii|| | 1 |
| Offside Rear Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear Suspension arm pin or bush excessively worn lower link (5.3.4 (a) (i)) | 1 |
| Central Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Suspension arm pin or bush excessively worn swing arm (5.3.4 (a) (i)) | 1 |
| Footrest missing pillion pegs missing, pillion seat remains (6.2.12 (a)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Engine mounting/bracket fractured (6.1.8 (a) (ii)) | 1 |
| Central Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Central Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Brake hose leaking (1.1.12 (c)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Front Position lamp missing (4.2.1 (a)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Nearside Exhaust system insecure (6.1.2 (a)) | 1 |
| Nearside Rear Suspension arm modified so the suspension is likely to fail other components (5.3.3 (c) (ii)) | 1 |
| Offside Rear Suspension arm modified so the suspension is likely to fail other components (5.3.3 (c) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Brake caliper insecurely mounted and braking performance affected (1.1.16 (c) (ii)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |