| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 6 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 5 |
| Headlamp aim out of alignment | 4 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 3 |
| Front Position lamp not working (4.2.1 (a)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 2 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 2 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 2 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Headlamp insecure (4.1.1 (c)) | 2 |
| Rear Drive chain sprocket so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Drive chain excessively tight Several links seized (6.1.7 (k) (i)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on main beam wont stay on when selected (4.1.3 (b)) | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam does not stay on if switch released (4.1.1 (a) (ii)) | 1 |
| Drive chain excessively loose likely to come off (6.1.7 (c) (i)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Headlamp not working on main beam switch dose not hold on main beam when button released (4.1.1 (a) (ii)) | 1 |
| Rear Shock absorber insecurely attached top bolt loose (5.3.2 (a) (i)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Front Headlamp insecure dip beam bulb insecure (4.1.1 (c)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected engine revs on right hand lock (6.2.7 (a) (ii)) | 1 |
| Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Dipswitch does not operate immediately when selected on main beam broken not accessable (4.1.3 (b)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted split link not riveted. chain likely to come off (6.1.7 (j) (i)) | 1 |
| Nearside Headlamp insecure main beam headlamp mounting brackets broken. (4.1.1 (c)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Front Steering headbearing excessively stiff or notchy knotchy operation (2.2.2 (f) (i)) | 1 |
| Nearside Front Brake disc contaminated contaminated with suspension fluid nsf (1.1.14 (b)) | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Front Brake master cylinder defective but brake still operating Brake can not be applied smoothly *VERY DANGEROUS* (1.1.10 (b) (i)) | 1 |
| Motorcycle structure inadequately repaired such that it is likely to adversely affect braking or steering rear exhaust box hitting rear swing arm (6.1.1 (d) (ii)) | 1 |
| Throttle operating incorrectly Revs increase on O/S lock (6.2.7 (a) (i)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Rear Shock absorber likely to become detached (5.3.2 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |