| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 10 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Horn not working |1.7.3a| | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 4 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 3 |
| Riders seat insecure |6.2.1a| | 2 |
| Registration plate issues | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Direction indicators not working |1.5.1c| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Exhaust excessively deteriorated front pipe holed |7.1.1a| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Offside Fairings insecure and likely to impede the steering mirror loose |2.1.2e| | 1 |
| Brake hose excessively deteriorated | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Offside Indicator tell tale not functioning |1.5.2| | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| An item not tested |Manual| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Brake master cylinder fluid level dangerously low |3.2.B1d| | 1 |
| Centre Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Centre Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear Brake disc|s| excessively worn below min thickness |3.2.A1l| | 1 |