| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 24 |
| Registration plate issues | 23 |
| Rear reflector on motorcycle missing |1.4.1| | 18 |
| Horn not working |1.7.3a| | 11 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 9 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 9 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 8 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 6 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 5 |
| Headlamp aim beam image kick up to the offside |1.6| | 5 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 4 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Riders seat insecure |6.2.1a| | 3 |
| Nearside Front Direction indicator not working |1.5.1c| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Offside Front Direction indicator not working |1.5.1c| | 2 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Nearside Steering lock stop ineffective |2.1.3| | 2 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 2 |
| Nearside Rear Direction indicators not working |1.5.1c| | 2 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Front wheel spindle securing nut|s| loose |2.3.3a| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Nearside Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Front Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Rear Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Nearside Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Front wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Front Plate brake test indicates a sticking brake |3.3.B1a| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Front position lamp insecure |1.1.1c| | 1 |
| Front suspension assembly component excessively bent |2.3.1| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Front Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Front Stop lamp missing |1.3.3a| | 1 |
| Centre Fuel system component leaking |7.2.1a| | 1 |
| Centre Front Front position lamp missing |1.1.1a| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Centre Front Horn not working |1.7.3a| | 1 |
| Centre Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Centre Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected |6.2.7 |a| |ii|| | 1 |
| Centre Rear Lower Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Headlamp switch insecure |1.2.4| | 1 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front Brake master cylinder fluid level dangerously low |3.2.B1d| | 1 |
| Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Brake hose leaking fluid |3.2.B4| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Rear Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Rear Riders seat insecure |6.2.1a| | 1 |
| Front Throttle operating incorrectly |6.2.1f| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear Brake pedal is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases at collector |6.1.2 |a|| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Shock absorber has a serious fluid leak front fork seals |5.3.2 |b|| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Front Front position lamp incorrect colour |1.1.2a| | 1 |
| Offside Front Brake hose which buldges |3.2.B4| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Brake master cylinder has a seized master cylinder pivot. |3.2.B5| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Position lamp switch insecure |1.1.4b| | 1 |
| Front Brake master cylinder leaking |1.1.10 |b| |ii|| | 1 |
| Rear Brake reaction bracket securing bolt|s| loose |3.2.A1j| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| An item not tested |Manual| | 1 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Nearside Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Steering lock stop ineffective |2.1.3| | 1 |
| Front Brake lever mounting cracked |3.1.2c| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Brake locking device missing |3.2.A1e| | 1 |
| Front Lower Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 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 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Front Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Direction indicators not working |1.5.1c| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 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 |
| Fuel tank so insecure there is a risk of fire held on with cable ties (6.1.3 (a) (ii)) | 1 |
| Nearside Front Brake caliper inadequately mounted cailper slider bolts (1.1.16 (c) (i)) | 1 |
| Rear Brake pivot excessively worn centre pivot (1.1.15 (b)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Nearside Front Suspension component pin or bush excessively worn springer top bush (5.3.4 (a) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Fuel tank insecure (6.1.3 (a) (i)) | 1 |
| Rear Brake linkage has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Handlebar retaining device loose (2.2.1 (b) (i)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Central Fuel cap leaking (6.1.3 (b) (i)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake disc insecure Both front disc mounting rivets worn. (1.1.14 (a) (ii)) | 1 |