| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 15 |
| Headlamp aim beam image kick up to the offside |1.6| | 10 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Front wheel bearings are excessively rough |2.3.5b| | 4 |
| Nearside Rear Direction indicator not working |1.5.1c| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| 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| | 2 |
| Registration plate issues | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Offside Rear Brake pedal cracked |3.1.2c| | 1 |
| Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Footrest insecure |6.2.1a| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Nearside Rear Direction indicator missing |1.5.1a| | 1 |
| Offside Rear Direction indicator missing |1.5.1a| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Offside Rear Footrest insecure |6.2.1a| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Front Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| An item not tested |Manual| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Front Brake master cylinder severely damaged |3.2.B1b| | 1 |
| Front Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Nearside Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Nearside Front Footrest insecure (6.2.12 (a)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |