| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 6 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 6 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 3 |
| Registration plate issues | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Fuel cap sealing washer missing |7.2.2c| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 2 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 2 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Handlebar deformed |2.1.1b| | 2 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 2 |
| Nearside Front Lower Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Lower Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Inner Front Lower Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Outer Direction indicators not working |1.5.1c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Nearside Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Exhaust excessively deteriorated |7.1.1a| | 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 |
| Nearside Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Brake caliper|s| insecure bolts were very loose. |3.2.A1j| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Headlamp switch insecure |1.2.4| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake master cylinder fluid level dangerously low |3.2.B1d| | 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 |
| Brake disc|s| is excessively distorted front disc |3.2.A1m| | 1 |
| Inner Front Upper Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front shock absorber seal failed and leaking oil front forks leaking |2.3.3| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Inner Rear Lower Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 1 |
| Roller brake test brake efficiency less than 27.5% overall (1.2.2 (a) (ii)) | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Position lamp switch does not operate the front and rear position lamps |1.1.4c| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Front Front position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Front Motorcycle structure excessively damaged |6.1.1a| | 1 |
| Rear Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Inner Rear Lower Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear wheel spindle loose |2.4.A.2b| | 1 |
| Rear Brake disc|s| securing bolt|s| missing |3.2.A1g| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Nearside Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Front position lamp insecure |1.1.1c| | 1 |