| Most common failures | No# failures |
|---|
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 9 |
| Riders seat insecure |6.2.1a| | 9 |
| Headlamp aim out of alignment | 8 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 8 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Front wheel bearings have excessive free play |2.3.5b| | 6 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 5 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 5 |
| Front wheel bearings are excessively rough |2.3.5b| | 5 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 5 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 5 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 4 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Registration plate issues | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Throttle operating incorrectly |6.2.1f| | 3 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 3 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 3 |
| Horn not working |1.7.3a| | 3 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 3 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 2 |
| Headlamp insecure |1.2.3b| | 2 |
| Fuel system component leaking |7.2.1a| | 2 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 2 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Exhaust has part of the system missing |7.1.1a| | 2 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 2 |
| Centre Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 2 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Brake lever insecure |3.1.2a| | 2 |
| Front Wheel alignment incorrect which adversely affects the steering |2.5.1| | 2 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Nearside Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front suspension assembly component excessively corroded. |2.3.1| | 1 |
| Rear position lamp flickers when tapped lightly by hand |1.1.3c| | 1 |
| Rear Floor brake test indicates a severely grabbing brake |3.3.C2d| | 1 |
| Offside Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Stop lamp does not illuminate immediately a brake applies LEVER |1.3.1a| | 1 |
| Nearside Indicator tell tale not operating correctly |1.5.2| | 1 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Offside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Fuel hose leaking |7.2.1a| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Exhaust system insecure |6.1.2 |a|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Fuel cap sealing washer torn |7.2.2c| | 1 |
| Nearside Brake lever has inadequate reserve travel rear brake |3.1.3b| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Centre Rear Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Front Brake master cylinder severely damaged |3.2.B1b| | 1 |
| Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Centre Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Exhaust mounting missing |7.1.1c| | 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 Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Offside Front Direction indicator missing |1.5.1a| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front suspension assembly component excessively bent |2.3.1| | 1 |
| Rear Brake lever mounting insecure |3.1.2a| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Indicator switch defective |1.5.4| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Rear Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Brake caliper inadequately mounted bolts loose (1.1.16 (c) (i)) | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Nearside Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Rear Motorcycle structure excessively damaged |6.1.1a| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Front position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Nearside Front Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| Nearside Front Front suspension assembly component excessively corroded. |2.3.1| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |