| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 12 |
| Registration plate issues | 11 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 6 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 5 |
| Steering headbearing has excessive free play |2.2.2| | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 5 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 4 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 4 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 3 |
| Horn not working |1.7.3a| | 3 |
| Headlamp aim not tested |1.6| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 2 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 2 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 2 |
| Front Brake back plate|s| insecure |3.2.A1j| | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Fuel cap does not fasten securely by a positive means |7.2.2b| | 1 |
| Brake locking device missing |3.2.A1e| | 1 |
| An item not tested |Manual| | 1 |
| Offside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Decelerometer brake test the less effective brake control does not achieve an efficiency of 25%. |3.3.E1b| | 1 |
| Front Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| All position lamps adversely affected by the operation of the horn |1.1.3b| | 1 |
| Front Brake rod insecure |1.1.15 |c|| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Rear Brake pedal insecure |3.1.2a| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Brake pedal has insufficient reserve travel |1.1.2 |a|| | 1 |
| Rear Brake drum|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Exhaust mounting missing |7.1.1c| | 1 |
| Rear Brake cable badly frayed |3.2.A1b| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Front All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Stop lamp damaged and function impaired |1.3.3a| | 1 |
| Rear Brake pedal is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Front Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front Brake reaction bracket insecure |3.2.A1j| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear Brake locking device missing |3.2.A1e| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Centre Front Upper Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Rear Built up wheel has a loose bolt/s |4.2.1c| | 1 |
| Steering control handlebar movement restricted by taut cables |2.1.2c| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition |8.1.1 |a|| | 1 |
| Front Riders seat missing |6.2.1a| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp at least one does not illuminate on dipped beam (1.2.2a(i)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Fork yoke modification unsafe lock stop missing o/s (2.2.2 (e)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected rubbing front wheel (6.2.7 (a) (ii)) | 1 |
| Front Front position lamp missing (1.1.1a) | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on (1.1.3a) | 1 |
| Rear Rear reflector on motorcycle missing (1.4.1) | 1 |
| Front Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| Front Direction indicator missing (1.5.1a) | 1 |
| Rear Direction indicator missing (1.5.1a) | 1 |
| Front Horn not working (1.7.3a) | 1 |
| Front Footrest missing (6.2.1a) | 1 |
| Front Steering headbearing has excessive free play (2.2.2) | 1 |
| Front Front wheel bearings have excessive free play (2.3.5b) | 1 |
| Rear Rear suspension bush excessively deteriorated (2.4.A2a(i)) | 1 |
| Front Fuel tank leaking (7.2.1a) | 1 |
| Offside Front Upper Brake lever has inadequate reserve travel (3.1.3b) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Rear Lower Brake drum significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |