| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 16 |
| Front Brake excessively binding (1.2.1 (f)) | 14 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 11 |
| Front Brake excessively binding |1.2.1 |f|| | 6 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Rear Brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Horn not working |1.7.3a| | 3 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 3 |
| Headlamp aim not tested |1.6| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 3 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 3 |
| Offside Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Horn not working (7.7 (a)) | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Stop lamp switch with a delay in operation |4.3.2 |a| |ii|| | 1 |
| Central Rear Lower Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Front Brake grabbing severely |1.2.1 |c|| | 1 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Nearside Front Direction indicator incorrect colour |4.4.3 |a|| | 1 |
| Brake cable insecure (1.1.15 (c)) | 1 |
| Front Brake lever excessively worn |1.1.15 |b|| | 1 |
| Front Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Rear Brake grabbing severely |1.2.1 |c|| | 1 |
| Roller brake test indicates a sticking brake front break binding, unable to turn on rollers |3.3.A1a| | 1 |
| Brake performance not tested |3.3| | 1 |
| Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Rear Brake caliper|s| insecure caliper bracket for the parking brake cable snapped |3.2.A1j| | 1 |
| Offside Front Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Offside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Central Front Position lamp not working (4.2.1 (a)) | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Offside Rear Lower Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a)) | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Central Front Lower Brake excessively binding |1.2.1 |f|| | 1 |
| Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Front Headlamp lens seriously defective Headlamp emitted colour or intensity not in accordance with the requirements.
Existing halogen headlamp units have been converted to be used with HID bulbs. |4.1.1 |b| |ii|| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure Lower Bolt missing on rear wheel carrier |6.1.1 |b| |i|| | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen when on low beam (4.1.2 (a)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Central Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Rear Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Headlamp at least one does not illuminate on dipped beam both low beam headlamps inoperative |1.2.2a|i|| | 1 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 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 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Registration plate issues | 1 |
| Offside Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Front Brake caliper insecure |1.1.16 |c| |i|| | 1 |
| Rear Wheel more than one fixing loose (5.2.1 (a) (ii)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Registration plate lamp issues | 1 |
| Offside Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Nearside Front Upper Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Rear Wheel fixing loose (single fixing) (5.2.1 (a) (ii)) | 1 |
| Horn control not functioning. |1.7.2b| | 1 |