| Most common failures | No# failures |
|---|
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 4 |
| Drive chain excessively loose |6.2.1d| | 4 |
| Throttle operating incorrectly |6.2.1f| | 3 |
| Drive chain excessively tight |6.2.1d| | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Nearside Front Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Centre Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Drive chain worn to excess |6.2.1e| | 1 |
| Rear Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Front Brake cylinder severely damaged |3.2.B1b| | 1 |
| Front Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Nearside Front Handlebar deformed |2.1.1b| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Nearside Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Nearside Direction indicator missing |1.5.1a| | 1 |
| Front Horn is not a constant note |1.7.3c| | 1 |
| Offside Handlebar deformed |2.1.1b| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Front Throttle operating incorrectly |6.2.1f| | 1 |
| Offside Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Registration plate issues | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen |1.6.B.1| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear mono-shock pivot excessively worn |2.4.B.4| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Floor brake test indicates a severely grabbing brake |3.3.C2d| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Exhaust mounting does not fully support the exhaust system fouling swinging arm |7.1.1.c| | 1 |
| Front Brake fluid reservoir insecurely mounted |3.2.B1a| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Offside Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking switch gear lose |6.1.1c| | 1 |
| Headlamp aim out of alignment | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |