| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 27 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 18 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 14 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 13 |
| Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 12 |
| Rear reflector on motorcycle obscured |1.4.1| | 10 |
| Nearside Steering lock stop ineffective |2.1.3| | 9 |
| Fuel cap sealing washer missing |7.2.2c| | 8 |
| Nearside Indicator tell tale not functioning |1.5.2| | 8 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 8 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 7 |
| Rear reflector on motorcycle missing |1.4.1| | 6 |
| Steering headbearing has excessive free play |2.2.2| | 5 |
| Headlamp aim not tested |1.6| | 5 |
| Horn not working |1.7.3a| | 5 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 4 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 4 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 4 |
| Registration plate issues | 3 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 3 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 3 |
| Direction indicators not working |1.5.1c| | 3 |
| Headlamp switch faulty |1.2.4| | 3 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Front Brake lever insecure |3.1.2a| | 2 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 2 |
| Nearside Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 2 |
| Offside Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Nearside Rear Footrest missing |6.2.1a| | 2 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 2 |
| Throttle operating incorrectly |6.2.1f| | 2 |
| Suspension component attachment bracket/mounting damaged and seriously weakened engine mounts (5.3.3 (b) (i)) | 2 |
| 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 |
| Position lamp switch does not operate the front and rear position lamps |1.1.4c| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition |8.1.1 |a|| | 1 |
| Nearside Footrest missing |6.2.1a| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Front Steering lock stop ineffective |2.1.3| | 1 |
| Front Shock absorber has negligible damping effect bothsides |5.3.2 |b|| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Central Front Upper Steering headbearing has excessive free play Headstock Play Adjusted On Test PRS |2.2.2| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Nearside Front Indicator tell tale not functioning |1.5.2| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Front Roller brake test indicates a severely juddering brake |3.3.A1b| | 1 |
| Nearside Front Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Offside Front Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Nearside Front Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Nearside Front suspension assembly component excessively corroded. |2.3.1| | 1 |
| Offside Front suspension assembly component excessively corroded. |2.3.1| | 1 |
| Headlamp dipped beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Front Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front suspension assembly component loose |2.3.1| | 1 |
| Front Brake lever mounting insecure |3.1.2a| | 1 |
| Nearside Inner Indicator tell tale not functioning |1.5.2| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Riders seat insecure |6.2.5 |a| |ii|| | 1 |
| Front Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Rear position lamp missing |1.1.1a| | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Steering lock stop missing |2.1.3| | 1 |
| Horn sounds harsh or grating |1.7.3c| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Rear Brake lever is inoperative |3.1.3c| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Nearside Front Brake hose fouling |3.2.B3b| | 1 |
| Rear Brake lever insecure |3.1.2a| | 1 |
| Nearside Front Direction indicator obscured |1.5.1a| | 1 |
| Offside Front Direction indicator obscured |1.5.1a| | 1 |
| Offside Front Steering lock stop missing |2.1.3| | 1 |
| Nearside Indicator tell tale not operating correctly |1.5.2| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Rear suspension bearing has excessive free play engine mounts |2.4.A2a|i|| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Registration plate lamp issues | 1 |
| Rear suspension component misaligned |2.4.A.1a| | 1 |
| Inner Steering lock stop missing |2.1.3| | 1 |
| Nearside Front Upper Headlamp switch faulty |1.2.4| | 1 |
| Front Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Offside Indicator tell tale not functioning |1.5.2| | 1 |
| Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Headlamp incorrect colour |1.2.1| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Nearside Rear Lower Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Offside Rear Lower Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Front Indicator tell tale not operating correctly |1.5.2| | 1 |
| Nearside Front Brake back plate|s| securing bolt|s| missing |3.2.A1j| | 1 |
| Front Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Nearside Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Dipswitch does not extinquish main beam/s, leaving at least 1 dipped beam headlamp |1.2.2b|i|| | 1 |
| Front Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Indicator tell tale not operating correctly |1.5.2| | 1 |
| Nearside Rear Brake linkage has abnormal movement due to maladjustment |3.2.A1i| | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Front Shock absorber has negligible damping effect BOTH (5.3.2 (b)) | 1 |
| Fuel pipe leaking (6.1.3 (b) (i)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Brake cable insecure | 1 |
| Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Headlamp aim not tested dipped beam not working (4.1.2 (b)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Shock absorber has negligible damping effect no damping forks have no negligible movement (5.3.2 (b)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Steering operation linkage fouling when handlebars turned from lock to lock (2.1.4 (a)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake cable insecure (1.1.15 (c)) | 1 |