| Most common failures | No# failures |
|---|
| Registration plate issues | 40 |
| Rear reflector on motorcycle missing |1.4.1| | 14 |
| Headlamp aim out of alignment | 9 |
| Rear reflector missing (4.8.2 (a) (ii)) | 7 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 4 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 3 |
| Registration plate lamp issues | 3 |
| 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| | 3 |
| Front Position lamp not working (4.2.1 (a)) | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Fork yoke deformed |2.1.1b| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 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 |
| 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 Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Throttle operating incorrectly sticking (6.2.1f) | 1 |
| Stop lamp remains on when the brake is released (1.3.1e) | 1 |
| Rear reflector on motorcycle missing (1.4.1) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Throttle operating incorrectly |6.2.7 |a| |i|| | 1 |
| Nearside Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Rear Rear wheel bearings have excessive free play both left and right |2.4.A.2c| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Nearside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear All position lamps not working (4.2.1 (a)) | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Drive belt guard fouling another component |6.2.1c| | 1 |
| Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Brake caliper|s| insecure |3.2.A1j| | 1 |
| Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Offside Rear 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 |
| Brake master cylinder severely corroded |3.2.B1b| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Wheel fixing missing |multiple fixings| O/S/F FORK CLAMP MISSING THAT SECURES WHEEL SPINDLE |5.2.1 |a| |i|| | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Rear reflector on motorcycle insecure |1.4.2c| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Headlamp incorrect colour |1.2.1| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |