| Most common failures | No# failures |
|---|
| Registration plate issues | 29 |
| Headlamp aim out of alignment | 24 |
| Rear reflector on motorcycle missing |1.4.1| | 7 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 6 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 5 |
| Headlamp aim beam image kick up to the offside |1.6| | 4 |
| Rear position lamp insecure |1.1.1c| | 4 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 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 Wheel has an excessively distorted bead rim. |4.2.2| | 2 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Rear Brake disc|s| is excessively distorted |3.2.A1m| | 2 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Offside Lower 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 Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Headlamp damaged and function impaired Shell mounting bracket excessively corroded causing headlight to flicker |1.2.3a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| 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 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Brake component worn and seriously reduced in strength |3.2.A1| | 1 |
| Centre Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Centre Rear Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Rear Lower Brake pipe excessively chafed |3.2.B2a| | 1 |
| Front Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Rear All direction indicators obviously incorrectly positioned Rear not spaced 180mm apart. |4.4.3 |a|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Registration plate lamp issues | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Offside Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Front Sidecar direction indicator insecure |1.5.3b| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Direction indicator missing all missing |1.5.1a| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Direction indicator obviously incorrectly positioned rear to close together (4.4.3 (a)) | 1 |
| Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 1 |
| Front Stop lamp remains on when the brake is released (1.3.1e) | 1 |
| Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Stop lamp light intensity significantly reduced (4.3.3 (a) (ii)) | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 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 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Front Stop lamp not working brake control (4.3.1 (a) (ii)) | 1 |
| Direction indicator obviously incorrectly positioned Rear indicators incorporated in rear light - to close together (4.4.3 (a)) | 1 |
| Fuel tank leaking fuel tap (6.1.3 (b) (i)) | 1 |
| Nearside Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Rear Wheel spindle locking device missing (5.2.1 (d)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Direction indicator not working light not flashing with revs increased (4.4.1 (a) (ii)) | 1 |
| Rear Brake caliper insecurely mounted and braking performance affected (1.1.16 (c) (ii)) | 1 |
| Offside Front Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Nearside Fuel system component leaking Fuel Tap - slight leak (6.1.3 (b) (i)) | 1 |
| Handlebar so insecure it is likely to become detached Risers loose to top yoke mounting (2.2.1 (b) (ii)) | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |