| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 44 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 23 |
| Registration plate lamp issues | 17 |
| Registration plate issues | 14 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 12 |
| Steering headbearing has excessive free play |2.2.2| | 9 |
| Stop lamp remains on when the brakes are released | 8 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 7 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 6 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 6 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 5 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 5 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 4 |
| Headlamp insecure |1.2.3b| | 4 |
| Stop lamp not working |4.3.1 |a| |ii|| | 4 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Front Brake excessively binding |1.2.1 |f|| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 4 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 3 |
| Stop lamp remains on when the brake is released |1.3.1e| | 3 |
| Headlamp aim not tested |1.6| | 3 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Rear Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 2 |
| Engine mounting/bracket bracket damaged or deteriorated resulting in excessive movement |6.1.8 |a| |i|| | 2 |
| Rear reflector on motorcycle insecure |1.4.2c| | 2 |
| Rear Brake lever has abnormal movement of levers indicating excessive wear or maladjustment |1.1.15 |f|| | 2 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 2 |
| Stop lamp does not emit a steady light |1.3.1b| | 2 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear Position lamp not working |4.2.1 |a|| | 2 |
| Brake hose damaged | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Indicator tell tale not functioning |1.5.2| | 2 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 2 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| All direction indicators not working |4.4.1 |a| |ii|| | 2 |
| Headlamp insecure (4.1.1 (c)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 2 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Exhaust silencer insecure bolt missing |8.1.1 |b| |i|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Nearside Front Position lamp adversely affected by the operation of another lamp |4.2.3 |b|| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Nearside Front Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Front suspension assembly component excessively bent |2.3.1| | 1 |
| Nearside Front Front position lamp missing |1.1.1a| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Handlebar deformed to the extent that steering is affected |2.2.1 |c| |ii|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Forks excessively deformed |2.2.2 |d| |i|| | 1 |
| Front Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Clutch lever bent so it cannot be readily operated. |6.2.1g| | 1 |
| Front Brake cylinder damaged and braking performance affected |1.1.16 |a| |ii|| | 1 |
| Front Brake pivot has restricted free movement |1.1.15 |e|| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Upper Shock absorber has an excessively worn bush |5.3.2 |c|| | 1 |
| Front Shock absorber has negligible damping effect both |5.3.2 |b|| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Nearside Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Nearside Front All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Stop lamp does not illuminate immediately a brake applies front switch |1.3.1a| | 1 |
| Central Front Upper Headlamp aim not tested |4.1.2 |b|| | 1 |
| Nearside Front Lower Shock absorber has a serious fluid leak BOTH SIDES FRONT |5.3.2 |b|| | 1 |
| Central Front Upper Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Central Front Lower Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Wheel fixing loose |single fixing| |5.2.1 |a| |ii|| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake caliper|s| insecure |3.2.A1j| | 1 |
| Offside Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Stop lamp does not illuminate immediately a brake applies front brake |1.3.1a| | 1 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Front Headlamp insecure |4.1.1 |c|| | 1 |
| Nearside Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Brake lever insecure |3.1.2a| | 1 |
| Front wheel spindle securing nut|s| loose |2.3.5a| | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing rubbing on r/h lock |2.2.1a| | 1 |
| Front position lamp insecure |1.1.1c| | 1 |
| Nearside Direction indicators not working |1.5.1c| | 1 |
| Centre Rear Lower Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Centre Rear Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Riders seat insecure |6.2.1a| | 1 |
| Rear Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Throttle operating incorrectly |6.2.7 |a| |i|| | 1 |
| Front Direction indicator flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Front Brake grabbing severely |1.2.1 |c|| | 1 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 1 |
| Stop lamp damaged and function impaired |1.3.3a| | 1 |
| Rear Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Rear Brake effort inadequate at a wheel adjusted brake |1.2.1 |a| |i|| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp with a multiple light source more than 1/2 not functioning (4.3.1 (a) (ii)) | 1 |
| Offside Front Shock absorber has a serious fluid leak all over wheel (5.3.2 (b)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Front Horn not working (7.7 (a) (ii)) | 1 |
| Brake fluid significantly below minimum mark (1.1.10 (d) (ii)) | 1 |
| Nearside Footrest insecure (6.2.12 (a)) | 1 |
| Stop lamp not working Front brake switch n/w (4.3.1 (a) (ii)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Shock absorber has a serious fluid leak L/H FORK SEAL (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak fork seal leaking (5.3.2 (b)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Front Position lamp not working position lamp replaced (4.2.1 (a)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Headlamp not working on main beam blue lamp (4.1.1 (a) (ii)) | 1 |
| Stop lamp not working Rear lever switch (4.3.1 (a) (ii)) | 1 |
| Brake lever insecure Rear (1.1.2 (e) (i)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Central Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake effort inadequate at a wheel rear brake couldnt stop the wheel (1.2.1 (a) (i)) | 1 |
| Stop lamp not working From front brake control (4.3.1 (a) (ii)) | 1 |
| Front Stop lamp not working brake light switch (4.3.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak Both front fork seals leaking (5.3.2 (b)) | 1 |
| Front Brake fluid reservoir fluid level significantly below minimum level (1.1.10 (d) (ii)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls switchs faulty (4.3.2 (a) (iii)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Stop lamp not working both levers (4.3.1 (a) (ii)) | 1 |
| Nearside Front Brake cable insecure (1.1.15 (c)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Position lamp adversely affected by the operation of another lamp LED bulbs fitted which are flashing rather than continuous (4.2.3 (b)) | 1 |
| Front Headlamp insecure (4.1.1 (c)) | 1 |
| Nearside Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp not working not working (4.2.1 (a)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Brake lever pivot has excessive free play LEVER ASSEMBLY LOOSE ONHANDLE BARS (1.1.1 (b)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Offside Front Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Front Wheel alignment incorrect which adversely affects the steering forks out of Alignment (2.4 (a)) | 1 |
| Front Brake hose excessively damaged Hose fixing point missing and hose insecure likely to catch in steering area of motorcycle (1.1.12 (b) (ii)) | 1 |
| Brake cable has restricted free movement (1.1.15 (e)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Front Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak L/H fork (5.3.2 (b)) | 1 |
| Central Front Upper Steering headbearing has excessive wear or free play Steering to head bearing has play when when Brake Tested Top (2.2.2 (f) (i)) | 1 |
| Offside Front Upper Brake master cylinder defective but brake still operating Brake Lever operation On Master Cylinder Is Notchy and not smooth in operation (1.1.10 (b) (i)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Wheel spindle or securing nut(s) so insecure that wheel security or steering control is adversely affected (5.2.1 (c) (ii)) | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Rear All position lamps not working (4.2.1 (a)) | 1 |