| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| All direction indicators not working (4.4.1 (a) (ii)) | 2 |
| Registration plate lamp issues | 2 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Upper Hazard warning lamps inoperative switch (4.4.1 (e)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Steering locking device ineffective will not lock in an upright position (2.1.3 (d)) | 1 |
| Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Brake performance unable to be tested binding severely on rear wheel (1.2.1 (g)) | 1 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Registration plate issues | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Forks excessively deformed leaking both front (2.2.2 (d) (i)) | 1 |
| Nearside Front Direction indicator insecure |1.5.3b| | 1 |
| Nearside Front Brake lining|s| less than 1.5 mm thick |3.2.A1f|i|| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Nearside Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Front Brake fluid contaminated (1.8 (a)) | 1 |
| Nearside Front Brake fluid contaminated (1.8 (a)) | 1 |
| Offside Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Nearside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Headlamp light source and lamp not compatible Has HID bulbs fitted and now a failure for new mot laws (4.1.4 (c)) | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock handlebars hit the screen on full lock to the left and right (2.1.4 (b)) | 1 |
| Rear Valve stem seriously damaged perished excessively (5.2.3 (j)) | 1 |
| Handlebar retaining device loose (2.2.1 (b) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |