| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp aim out of alignment | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 2 |
| Registration plate issues | 2 |
| Nearside Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Offside Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Front Fuel tank leaking |7.2.1a| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Rear Stop lamp insecure |1.3.3b| | 1 |
| Front Steering control handlebar movement restricted by taut cables |2.1.2c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Offside Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Nearside Front Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Upper Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Lower Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Offside 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 Headlamp switch faulty |1.2.4| | 1 |
| Offside Front Steering lock stop ineffective |2.1.3| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Seat insecure |6.2.1a| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Drive chain worn to excess |6.2.1e| | 1 |
| Nearside Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Offside Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |