| Most common failures | No# failures |
|---|
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 10 |
| Headlamp aim out of alignment | 9 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 6 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 5 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 4 |
| Rear Brake excessively binding (1.2.1 (f)) | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Front Horn not working |1.7.3a| | 2 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Headlamp at least one does not illuminate on main beam Dip beam not working |1.2.2a|ii|| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on one rear light not working |1.1.3a| | 1 |
| Rear Brake caliper excessively corroded and likely to crack Binding excessively cannot turn wheel |1.1.16 |d| |ii|| | 1 |
| Front Brake caliper excessively corroded and likely to crack binding excessively difficult to turn wheel, |1.1.16 |d| |ii|| | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a)) | 1 |
| Offside Rear Exhaust has a major leak of exhaust gases Silencer to front pipe blowing badly (6.1.2 (a)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Steering headbearing excessively stiff or notchy centering |2.2.2 |f| |i|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Dipswitch does not operate immediately when selected on main beam |4.1.3 |b|| | 1 |
| Registration plate issues | 1 |
| Nearside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Brake disc|s| cracked |3.2.A1g| | 1 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Rear Brake grabbing severely |1.2.1 |c|| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Registration plate lamp issues | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Front Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Nearside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake lever excessively damaged |3.2.A1c| | 1 |
| Rear Brake performance not tested |3.3| | 1 |
| Nearside Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Front Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Horn not working |1.7.3a| | 1 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Nearside Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |