| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 11 |
| Drive chain worn to excess |6.2.1e| | 3 |
| Drive chain excessively loose |6.2.1d| | 3 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 3 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 2 |
| Throttle operating incorrectly NO IDLE SPEED WITH CHOKE OFF
IDLE VERY HIGH WITH CHOKE ON AS PRESENTED (6.2.7 (a) (i)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen CHROME REFLECTOR CORRODED WITHIN LAMP (4.1.2 (a)) | 2 |
| Front Headlamp light intensity severely reduced HEADLAMP DULL/BATTERY FAULTY (4.1.4 (a)) | 2 |
| Rear Wheel alignment incorrect which adversely affects the handling WHEEL VERY OUT OF ALIGNMENT (2.4 (a)) | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Registration plate lamp issues | 2 |
| Rear Brake pedal has insufficient reserve travel BRAKE LEAVER (1.1.2 (a)) | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Registration plate issues | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 2 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 2 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Nearside Rear Footrest missing |6.2.12 |a|| | 1 |
| Offside Rear Footrest missing |6.2.12 |a|| | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Stop lamp not working control one (4.3.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Drive chain fouling another component |6.2.1d| | 1 |
| Rear suspension bearing has excessive free play Swing Arm |2.4.A2a|i|| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Offside Front suspension fouling which affects the movement of the front suspension. |2.3.6a| | 1 |
| Rear Brake drum insecure rear drum brace nuts loose |1.1.14 |a| |ii|| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Stop lamp not working FRONT AND REAR (4.3.1 (a) (ii)) | 1 |
| Rear reflector missing blocked by L plate |4.8.2 |a| |ii|| | 1 |
| Front Wheel spindle loose |5.2.1 |c| |i|| | 1 |
| Brake reaction bracket excessively worn loose |1.1.15 |b|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Front Brake caliper|s| securing bolt|s| missing |3.2.A1j| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases downpipe (6.1.2 (a)) | 1 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front Horn is not a constant note |1.7.3c| | 1 |
| Front All position lamps adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Rear All position lamps adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Front Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Stop lamp does not illuminate immediately a brake applies rear brake |1.3.1a| | 1 |
| Brake pedal is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Drive chain worn to excess rear cush hub/sprocket |6.1.7 |c| |i|| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Chain guard insecure (6.1.7 (i)) | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Nearside Direction indicators not working Front and Rear |1.5.1c| | 1 |
| Rear suspension bush has excessive free play REAR SWING ARM BUSHES WORN |2.4.A2a|i|| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Offside Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Rear Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Headlamp aim projected beam image obviously incorrect LENS FITTED INCORRECTLY (4.1.2 (c)) | 1 |
| Rear Brake rod insecure SPLIT PIN MISSING IN ANCHOR ARM (1.1.15 (c)) | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 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 |
| Front Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |