| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 7 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Rear Brake pipe union leaking fluid |3.2.B4| | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Front Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear Seat insecure |6.2.1a| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Front Shock absorber has a serious fluid leak both |5.3.2 |b|| | 1 |
| Front shock absorber seal failed and leaking oil Left and right |2.3.3| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 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 |
| Nearside Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Suspension component pin or bush likely to become detached (5.3.4 (a) (ii)) | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Front Brake excessively binding unable to test wheel bearing (1.2.1 (f)) | 1 |
| Rear Brake excessively binding unable to test wheel bearing (1.2.1 (f)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Offside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Rear Brake caliper|s| securing bolt|s| missing |3.2.A1j| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Brake component cracked and seriously reduced in strength |3.2.A1| | 1 |
| Rear Stop lamp not working rear brake switch (4.3.1 (a) (ii)) | 1 |
| Rear Brake caliper cracked (1.1.16 (a) (i)) | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Offside Front Shock absorber has a serious fluid leak Fork Seal Leaking (5.3.2 (b)) | 1 |
| Nearside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear Brake caliper damaged |1.1.16 |a| |i|| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear Brake reaction bracket insecure |3.2.A1j| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Offside Front Indicator tell tale not functioning |1.5.2| | 1 |
| Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |