| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 10 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 7 |
| Registration plate issues | 6 |
| Front wheel bearings have excessive free play |2.3.5b| | 4 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Horn not working |1.7.3a| | 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 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Rear Position lamp not working |4.2.1 |a|| | 2 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Steering linkage has excessive free play |2.2.2| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Brake component has an inadequate repair |3.1.5| | 1 |
| Rear Exhaust has part of the system missing |7.1.1a| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Nearside Direction indicator flashing less than 60 times a minute |1.5.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Offside Front Lower Direction indicators not working |1.5.1c| | 1 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 1 |
| Nearside Rear reflector not red in colour |1.5.1d| | 1 |
| Offside Rear reflector not red in colour |1.5.1d| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement both |2.4.G.2| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Front Direction indicator missing |1.5.1a| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Offside Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |