| Most common failures | No# failures |
|---|
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 36 |
| Headlamp aim out of alignment | 27 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 23 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 16 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 12 |
| Front wheel bearings have excessive free play |2.3.5b| | 11 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 10 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 10 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 9 |
| Front wheel bearings are excessively rough |2.3.5b| | 7 |
| Front Brake excessively binding (1.2.1 (f)) | 7 |
| Registration plate lamp issues | 7 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 6 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 6 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 5 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 5 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 5 |
| Rear Brake disc|s| cracked |3.2.A1g| | 5 |
| Rear Brake excessively binding (1.2.1 (f)) | 4 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 4 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 4 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 4 |
| Headlamp aim beam image kick up to the offside |1.6| | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 3 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 3 |
| Registration plate issues | 3 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 3 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 2 |
| Headlamp light source and lamp not compatible |4.1.4 |c|| | 2 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Rear Brake excessively binding |1.2.1 |f|| | 2 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 2 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 2 |
| Front Brake disc|s| cracked |3.2.A1g| | 2 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 2 |
| Stop lamp does not illuminate immediately a brake applies BULB REPLACED |1.3.1a| | 1 |
| Exhaust is leaking and excessively noisey leaking joint |7.1.1b| | 1 |
| Offside Rear Brake disc fractured numerous fractures (1.1.14 (a) (ii)) | 1 |
| Offside Stop lamp not working lever (4.3.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Upper Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Rear Brake hose fouling |3.2.B3b| | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Rear Wheel excessively distorted |5.2.2 |c| |i|| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Indicator switch inoperative Not working correctly on left hand side (4.4.2 (a) (ii)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Stop lamp does not illuminate by the operation of both brake controls left hand brake control (4.3.2 (a) (iii)) | 1 |
| Front Position lamp not working nearside and offside (4.2.1 (a)) | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Rear Brake component is excessively corroded pads delaminating |3.1.5| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Nearside Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Stop lamp does not illuminate by the operation of both brake controls rear brake control (4.3.2 (a) (iii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Nearside Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Front Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Rear Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Floor brake test indicates a binding brake rear brake dragging |3.3.C2c| | 1 |
| Nearside Front Lower Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Front Lower Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Rear Lower Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 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| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Front Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Front Shock absorber has a serious fluid leak both forks leaking. (5.3.2 (b)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Nearside Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Offside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Brake disc in such a condition that it is seriously weakened (1.1.14 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Rear Footrest insecure |6.2.12 |a|| | 1 |
| Stop lamp not working controll 2 |4.3.1 |a| |ii|| | 1 |
| Indicator switch defective |1.5.4| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Brake cylinder severely corroded |3.2.B1b| | 1 |