| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 10 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 9 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 6 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 5 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 3 |
| Registration plate issues | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Exhaust system insecure |6.1.2 |a|| | 2 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 2 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front Brake back plate|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Upper Shock absorber has an excessively worn bush |5.3.2 |c|| | 1 |
| Rear Brake pedal has insufficient reserve travel |1.1.2 |a|| | 1 |
| Front Fork yoke deformed |2.1.1b| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Front Headlamp dipped beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Front Headlamp main beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Stop lamp flickers when tapped lightly by hand |1.3.1d| | 1 |
| Front Lower Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Front Lower Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front Handlebar mounting clamp loose |2.1.1a| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| An item not tested |Manual| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Front wheel spindle loose |2.3.3a| | 1 |
| Front wheel spindle loose |2.3.5a| | 1 |
| Upper Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front position lamp insecure |1.1.1c| | 1 |
| Decelerometer brake test the less effective brake control does not achieve an efficiency of 25%. |3.3.E1b| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Brake cable excessively corroded |1.1.15 |b|| | 1 |
| Front Lower Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Offside Rear Lower Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Position lamp not working |4.2.1 |a|| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Stop lamp affected by the operation of another lamp position lamp |1.3.2| | 1 |
| Rear wheel has a missing wheel nut|s| |4.2.3a| | 1 |
| Stop lamp affected by the operation of the horn |1.3.2| | 1 |
| Rear position lamp adversely affected by the operation of the horn |1.1.3b| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Front Headlamp light intensity severely reduced |4.1.4 |a|| | 1 |
| Front Throttle operating incorrectly |6.2.1f| | 1 |
| Front Position lamp not working (4.2.1 (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 |
| Headlamp not working on dipped beam goes off when pressing brake (4.1.1 (a) (ii)) | 1 |