| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 15 |
| Headlamp aim out of alignment | 15 |
| Front Brake excessively binding (1.2.1 (f)) | 7 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 5 |
| Registration plate issues | 4 |
| Front Brake excessively binding |1.2.1 |f|| | 4 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 2 |
| Front Horn not working (7.7 (a)) | 1 |
| Rear Brake hose connection leaking on brake caliper |1.1.12 |c|| | 1 |
| Rear Brake grabbing severely (1.2.1 (c)) | 1 |
| Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Suspension component pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Stop lamp not working front control (4.3.1 (a) (ii)) | 1 |
| Suspension component pin or bush excessively worn swinging arm / engine mounting (5.3.4 (a) (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Handlebar so insecure it is likely to become detached |2.2.1 |b| |ii|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Upper Shock absorber has an excessively worn bush |5.3.2 |c|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Rear Footrest missing rear footpegs seized down .unusable. |6.2.12 |a|| | 1 |
| Indicator switch inoperative (4.4.2 (a) (ii)) | 1 |
| Nearside Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Stop lamp not working Rear |4.3.1 |a| |ii|| | 1 |
| Brake excessively binding (1.2.1 (f)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Front Shock absorber likely to become detached (5.3.2 (a) (ii)) | 1 |
| Brake hose damaged | 1 |
| Nearside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Offside Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Stop lamp not working from front brake |4.3.1 |a| |ii|| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Nearside Front Direction indicator likely to become detached |4.4.1 |c| |ii|| | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Stop lamp not working on rear brake control |4.3.1 |a| |ii|| | 1 |
| Front Stop lamp not working brake (4.3.1 (a) (ii)) | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Stop lamp not working front stop light |4.3.1 |a| |ii|| | 1 |
| Stop lamp not working rear stop light |4.3.1 |a| |ii|| | 1 |
| Brake excessively binding front brake |1.2.1 |f|| | 1 |
| Nearside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Steering headbearing has excessive wear or free play And noisey . (2.2.2 (f) (i)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up rear drive bearings & gears (5.1.3 (a) (ii)) | 1 |
| All direction indicators missing faulty switch |4.4.1 |a| |ii|| | 1 |
| Front Stop lamp not working brake switch faulty |4.3.1 |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 |
| Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Stop lamp does not illuminate immediately a brake applies brake lever |1.3.1a| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Front Upper Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Shock absorber insecurely attached shock mounting lower bolt loose (5.3.2 (a) (i)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Stop lamp not working rear brake operation |4.3.1 |a| |ii|| | 1 |
| Front Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Nearside Handlebar grip insecure to handlebar left (2.2.1 (d) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Horn not working (7.7 (a) (ii)) | 1 |
| Throttle operating incorrectly |6.2.7 |a| |i|| | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |