| Most common failures | No# failures |
|---|
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Headlamp aim out of alignment | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Rear Rear reflector missing obscured (4.8.2 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Indicator switch inoperative (4.4.2 (a) (ii)) | 1 |
| Front Handlebar so insecure it is likely to become detached (2.2.1 (b) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Brake lever has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Rear Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Rear reflector missing obscured by learner plate (4.8.2 (a) (ii)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Offside Front Motorcycle structure is deformed and structural rigidity is significantly reduced Body work structure insecure moves when touched and held together with tape (mountings broken not secure) (6.1.1 (a) (i)) | 1 |
| Indicator switch inoperative switches to hazards rather than turn right (4.4.2 (a) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Front Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Brake disc contaminated oill (1.1.14 (b)) | 1 |
| Rear Suspension arm damaged and seriously weakened Engine cover is part of the suspension arm and drive mechanism (5.3.3 (b) (i)) | 1 |
| Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Registration plate issues | 1 |
| Rear Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |