| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 19 |
| Registration plate lamp issues | 12 |
| Registration plate issues | 11 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 8 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 8 |
| Rear reflector missing (4.8.2 (a) (ii)) | 7 |
| Front Brake excessively binding (1.2.1 (f)) | 7 |
| Horn not working (7.7 (a) (ii)) | 6 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 6 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 6 |
| Front Brake excessively binding |1.2.1 |f|| | 5 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Rear Position lamp not working (4.2.1 (a)) | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Central Rear Rear reflector missing |4.8.2 |a| |ii|| | 3 |
| Stop lamp not working |4.3.1 |a| |ii|| | 3 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Riders seat insecure (6.2.5 (a) (ii)) | 3 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 3 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Horn not working (7.7 (a)) | 3 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Front Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 2 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 2 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 2 |
| All direction indicators not working |4.4.1 |a| |ii|| | 2 |
| Wheel alignment incorrect which adversely affects the steering |2.4 |a|| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Roller brake test brake efficiency less than 27.5% overall (1.2.2 (a) (ii)) | 2 |
| Front Position lamp not working (4.2.1 (a)) | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear Brake grabbing severely (1.2.1 (c)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Rear Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Rear Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Central Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Central Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Central Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp not working on main beam bulb fitted wrong |4.1.1 |a| |ii|| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Offside Position lamp switch insecure |4.2.2 |b|| | 1 |
| Rear Wheel has bolts/rivets missing or loose to the extent that control of the motorcycle is likely to be adversely affected |5.2.2 |e| |ii|| | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected |6.2.7 |a| |ii|| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear All position lamps not working |4.2.1 |a|| | 1 |
| Rear Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Rear Wheel bearing play so excessive that directional control is impaired |5.1.3 |a| |ii|| | 1 |
| Rear Brake lever insecure |1.1.2 |e| |i|| | 1 |
| Fork yoke in such a condition that steering control is adversely affected |2.2.2 |d| |ii|| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Rear reflector likely to become detached |4.8.1 |b| |ii|| | 1 |
| Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Front Brake excessively binding front brake severe bind |1.2.1 |f|| | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure head lamp and surrounding fairing trims insecure |6.1.1 |b| |i|| | 1 |
| Central Front Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Position lamp showing white light to the rear lens broken (4.2.3 (a) (ii)) | 1 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Fork yoke excessively deformed (2.2.2 (d) (i)) | 1 |
| Brake excessively binding FR. brake (1.2.1 (f)) | 1 |
| Stop lamp not working Rear brake (4.3.1 (a) (ii)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| All direction indicators not working No indicators working (4.4.1 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases front pipe (6.1.2 (a)) | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Front Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Nearside Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Horn sound not in accordance with requirements harsh/grating (7.7 (c)) | 1 |
| Exhaust system insecure Rear mounting bolt thread stripped. (6.1.2 (a)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp not working both (4.3.1 (a) (ii)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Front Brake caliper has no reserve travel and braking performance affected (1.1.16 (e) (ii)) | 1 |
| Front Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure body work exposed sharp edges (6.1.1 (b) (i)) | 1 |
| Front Exhaust has a major leak of exhaust gases pipe has large hole (6.1.2 (a)) | 1 |
| Nearside Front Brake lever has insufficient reserve travel lever touches bar when applied (1.1.2 (a)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Central Front Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Offside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Position lamp switch does not operate in accordance with the requirements Unable To Test Lights (4.2.2 (a)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Exhaust has a major leak of exhaust gases Plus cover insecure (6.1.2 (a)) | 1 |
| Riders seat insecure Does not secure (6.2.5 (a) (ii)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Shock absorber has a serious fluid leak FRONT FORK SEALS LEAKING (5.3.2 (b)) | 1 |
| Shock absorber has negligible damping effect rear shocks stiff (5.3.2 (b)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Rear Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Rear Brake caliper inadequately mounted (1.1.16 (c) (i)) | 1 |
| Rear Shock absorber insecurely attached incorrect pin fitted (5.3.2 (a) (i)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside All direction indicators not working all indicators didnt illuminate (4.4.1 (a) (ii)) | 1 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Rear Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Riders seat insecure is not locking in position (6.2.5 (a) (ii)) | 1 |
| Exhaust system insecure mounting fractured (6.1.2 (a)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Shock absorber has a serious fluid leak both front and rear shocks forks are leaking fluid (5.3.2 (b)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected excessively worn headstock bearings, likely to affect directional control under braking (2.2.2 (f) (ii)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |
| Riders seat insecure does not lock in position (6.2.5 (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 |
| Brake lever so insecure that the brake cannot be readily applied missing (1.1.2 (e) (ii)) | 1 |
| Front Wheel has bolts/rivets missing or loose to the extent that control of the motorcycle is likely to be adversely affected spacer missing (5.2.2 (e) (ii)) | 1 |
| Rear Brake lever is positioned so that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Front Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Shock absorber has a serious fluid leak fork seal (5.3.2 (b)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Nearside Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Central Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Fuel cap ineffective fuel cap seal missing. (6.1.3 (b) (i)) | 1 |