| Most common failures | No# failures |
|---|
| Registration plate issues | 13 |
| Headlamp aim out of alignment | 11 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 5 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Offside Steering lock stop ineffective |2.1.3| | 3 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Registration plate lamp issues | 2 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 2 |
| Front Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 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 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| front brake binding |3.7.B.1| | 1 |
| Rear reflector obviously incorrectly positioned reflector needed on o/side and n/side |1.5.1a| | 1 |
| Parking brake lever inappropriately modified |3.1.8| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Footrest insecure |6.2.1a| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear wheel insecure |4.2.3b| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Nearside Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Centre Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Centre Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Centre Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Front Front position lamp incorrect colour |1.1.2a| | 1 |
| Offside Front Front position lamp incorrect colour |1.1.2a| | 1 |
| Rear suspension has corrosion which reduces the strength of a load bearing member or its supporting structure. |2.4.A.2d| | 1 |
| Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Rear Brake locking device missing |3.2.A1e| | 1 |
| Offside Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Throttle operating incorrectly Not returning by spring |6.2.7 |a| |i|| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Rear fog lamp not working |1.3.2b| | 1 |
| Nearside Rear wheel cylinder securing device missing |3.5.1j| | 1 |
| Front suspension assembly component cracked |2.3.1| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Front Valve stem seriously damaged |5.2.3 |j|| | 1 |
| Handlebar fractured and steering adversely affected (2.2.1 (c) (ii)) | 1 |
| Handlebar restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 1 |
| Mechanical brake component locking device insecure |3.5.1l| | 1 |
| Nearside Rear Direction indicators not working |1.4.A.2c| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Centre Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Direction indicators flashing more than 120 times a minute |1.4.A.2g| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Brake component leaking fluid |3.2.B4| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Footrest missing |6.2.1a| | 1 |
| Front Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Offside Outer Rear 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 |
| Nearside Sidecar suspension has an insecure unit. |5.2.3a| | 1 |