| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Registration plate issues | 7 |
| Registration plate lamp issues | 5 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 4 |
| Steering headbearing has excessive free play |2.2.2| | 4 |
| All direction indicators not working (4.4.1 (a) (ii)) | 3 |
| Front Brake excessively binding (1.2.1 (f)) | 3 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Horn control not functioning. |1.7.2b| | 2 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 2 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 2 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 2 |
| Rear reflector on motorcycle obscured |1.4.2b| | 2 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Front Brake performance not tested brake binding (1.2.1 (g)) | 1 |
| Footrest missing (6.2.12 (a)) | 1 |
| Rear Brake rod excessively corroded brake activation rod damaged |3.2.A1c| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Central Rear Upper Rear reflector missing no visible rear reflector (4.8.2 (a) (ii)) | 1 |
| Footrest missing R/H rear footrest missing (6.2.12 (a)) | 1 |
| Exhaust has a major leak of exhaust gases Exhaust blowing (6.1.2 (a)) | 1 |
| Shock absorber has a serious fluid leak R/h rear shock (5.3.2 (b)) | 1 |
| Central Front Lower Wheel alignment incorrect which adversely affects the handling wheel alignment out when tested on tester bar (2.4 (a)) | 1 |
| Central Front Steering headbearing has excessive wear or free play significant play in head stock bearings (2.2.2 (f) (i)) | 1 |
| Central Front Lower Steering operation restricted in free movement from lock to lock front wheel operation hindered from free moment due to fouling on lower fairing cowl (2.1.4 (c)) | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Headlamp light intensity severely reduced low beam dull (4.1.4 (a)) | 1 |
| Offside Rear Footrest insecure footpeg seized in bracket (6.2.12 (a)) | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Central Rear reflector defective or damaged by more than 50% of the reflecting surface covered by L plate |4.8.1 |a| |ii|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Lower Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Direction indicators not working all |1.5.1c| | 1 |
| Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Fuel system component leaking from carb |6.1.3 |b| |i|| | 1 |
| Horn not working |1.7.3a| | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Rear Wheel spindle loose (5.2.1 (c) (i)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Valve stem seriously misaligned (5.2.3 (j)) | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Riders seat insecure |6.2.5 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Exhaust silencer likely to become detached |8.1.1 |b| |ii|| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Rear Rear position lamp incorrect colour |1.1.2b| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Front Front mudguard insecure |2.3.7| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |