| Most common failures | No# failures |
|---|
| Registration plate issues | 26 |
| Rear reflector on motorcycle missing |1.4.1| | 24 |
| Registration plate lamp issues | 10 |
| Rear reflector missing (4.8.2 (a) (ii)) | 9 |
| Headlamp aim out of alignment | 6 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 5 |
| Rear reflector missing |4.8.2 |a| |ii|| | 5 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front position lamp incorrect colour |1.1.2a| | 2 |
| Drive chain excessively tight |6.2.1d| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Central Rear Upper Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Shock absorber has a serious fluid leak near side and off side fork seals (5.3.2 (b)) | 1 |
| Rear Stop lamp switch with a delay in operation comes on and off with brake applied (4.3.2 (a) (ii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Brake component has restricted free movement and operation is likely to be impeded front brakes binding |3.2.A1h| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies brake lever |1.3.1a| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Offside Rear Exhaust system insecure Silencer bolts loose (6.1.2 (a)) | 1 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 1 |
| Front Position lamp not working PRS both bulbs replaced (4.2.1 (a)) | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Drive chain excessively loose |6.1.7 |c| |i|| | 1 |
| Rear Stop lamp emits other than a steady red light (4.3.3 (a) (ii)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition Baffle fitted to Silencer at test station. |7.1.2| | 1 |
| Rear Brake master cylinder insecure (1.1.10 (c)) | 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 HID kit fitted plus high beam bulb not fitted correctly (4.1.4 (c)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort fluctuating severly (1.2.1 (e)) | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Offside Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Offside Brake pedal is positioned so that the brake cannot be readily applied exhaust cover restricting peddle movment |3.1.3c| | 1 |
| Offside Brake pedal has inadequate reserve travel is being restricted by exhaust heat gard |3.1.3b| | 1 |
| Offside Brake pedal cannot be applied smoothly is being restricted by exhaust heat gard |3.1.3d| | 1 |
| Nearside Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Offside Front Motorcycle structure is fractured and structural rigidity is significantly reduced Front Fender O/Side Lower Cracked (6.1.1 (a) (i)) | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Front Headlamp not working on main beam bulb missing (4.1.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Stop lamp emits other than a steady red light front brake (4.3.3 (a) (ii)) | 1 |
| Fork yoke in such a condition that steering control is adversely affected |2.2.2 |d| |ii|| | 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 Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies brake |1.3.1a| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Exhaust mounting missing |7.1.1c| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Steering headbearing has excessive wear or free play notchy |2.2.2 |f| |i|| | 1 |
| Front position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Front Upper Front position lamp incorrect colour |1.1.2a| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Nearside Rear Drive chain excessively loose |6.2.1d| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort right hand, front disc bent (1.2.1 (e)) | 1 |
| Horn not working |1.7.3a| | 1 |
| All direction indicators adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |