| Most common failures | No# failures |
|---|
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 9 |
| Headlamp aim out of alignment | 6 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 5 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 4 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Steering headbearing has excessive free play |2.2.2| | 4 |
| Offside Front Direction indicator damaged and function impaired |1.5.3a| | 3 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 3 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Direction indicators not working |1.5.1c| | 2 |
| Front Steering headbearing has excessive free play |2.2.2| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Motorcycle structure excessively distorted |6.1.1a| | 1 |
| Rear Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Registration plate issues | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Brake linkage has abnormal movement due to maladjustment |3.2.A1i| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Brake component worn and seriously reduced in strength |3.2.A1| | 1 |
| Front Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Position lamp switch insecure |1.1.4b| | 1 |
| Offside Handlebar handgrip missing |2.1.1c| | 1 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear position lamp incorrect colour |1.1.2b| | 1 |
| Offside Front Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Motorcycle structure excessively damaged |6.1.1a| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front position lamp damaged and function impaired |1.1.1b| | 1 |
| Rear Brake lever is inoperative |3.1.3c| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| 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| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| An item not tested |Manual| | 1 |
| Front Handlebar deformed |2.1.1b| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Nearside Direction indicators not working |1.5.1c| | 1 |
| Offside Direction indicators not working |1.5.1c| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Front suspension assembly component excessively corroded. |2.3.1| | 1 |
| Offside Front suspension assembly component excessively corroded. |2.3.1| | 1 |