| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 53 |
| Registration plate issues | 22 |
| Horn not working |1.7.3a| | 14 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 14 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 12 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 11 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 11 |
| Rear reflector on motorcycle missing |1.4.1| | 11 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 10 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 8 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 7 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 6 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 6 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 6 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 6 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 5 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 5 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 5 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 5 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 5 |
| Front wheel bearings have excessive free play |2.3.5b| | 4 |
| Headlamp aim beam image kick up to the offside |1.6| | 4 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Front suspension has inadequate damping effect. |2.3.6c| | 3 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 3 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 3 |
| Rear Brake locking device missing |3.2.A1e| | 3 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 3 |
| Front Direction indicator flashing less than 60 times a minute |1.5.1c| | 3 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 3 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 3 |
| Sidecar wheel bearings have excessive free play |5.2.3c| | 3 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Motorcycle structure excessively corroded |6.1.1a| | 2 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 2 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 2 |
| Nearside Front Direction indicator not working |1.5.1c| | 2 |
| Offside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 2 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 2 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 2 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 2 |
| Centre Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 2 |
| Indicator switch defective |1.5.4| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Offside Front Footrest insecure |6.2.1a| | 2 |
| Nearside Front Direction indicators not working |1.5.1c| | 2 |
| Nearside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 2 |
| Headlamp switch faulty |1.2.4| | 2 |
| Rear Direction indicator flashing less than 60 times a minute |1.5.1c| | 2 |
| Rear Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 2 |
| Dipswitch does not deflect the main beam/s, making them into dipped beam/s |1.2.2b|ii|| | 2 |
| Headlamp aim not tested |1.6| | 2 |
| Headlamp insecure |1.2.3b| | 2 |
| Brake hose damaged | 2 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Front Position lamp switch insecure |1.1.4b| | 1 |
| Nearside Front Upper Position lamp switch faulty |1.1.4a| | 1 |
| Centre Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Rear Upper Brake reaction bracket securing bolt|s| missing |3.2.A1j| | 1 |
| Centre Front Upper Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Nearside Front Upper Steering control handlebar movement restricted by cables caught on a projection |2.1.2c| | 1 |
| Front Brake master cylinder fluid level dangerously low |3.2.B1d| | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Direction indicator not working all |1.5.1c| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| An item not tested |Manual| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Brake lever is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Plate brake test indicates a binding brake |3.3.B1a| | 1 |
| Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Offside Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Front position lamp|s| missing |1.1.A.3a| | 1 |
| Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Brake reaction bracket securing bolt|s| loose |3.2.A1j| | 1 |
| Rear Brake hose leaking fluid |3.2.B4| | 1 |
| Rear Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Stop lamp damaged and function impaired |1.3.3a| | 1 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies brake rear light not working |1.3.1a| | 1 |
| Offside Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Upper Direction indicators not working |1.5.1c| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Offside Front Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Rear Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Offside Indicator switch defective |1.5.4| | 1 |
| Front Front position lamp deteriorated and function impaired |1.1.1b| | 1 |
| Rear Brake caliper|s| insecure |3.2.A1j| | 1 |
| Offside Front Brake hose leaking fluid |3.2.B4| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 1 |
| Horn not working |1.6.2a| | 1 |
| Fuel hose leaking |7.2.1a| | 1 |
| Nearside Front Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Front wheel spindle securing nut|s| loose both |2.3.5a| | 1 |
| Brake reaction bracket securing bolt|s| loose both |3.2.A1j| | 1 |
| Handlebar so insecure it is likely to become detached Bar end loose |2.2.1 |b| |ii|| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Nearside Upper Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Offside Upper Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Front position lamp|s| excessively damaged so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Front Headlamp insecure |1.7.3| | 1 |
| Front Steering column top bearing excessively worn |2.1.2c| | 1 |
| Fuel tank insecure |7.2.1| | 1 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 1 |
| Nearside Rear Sub-frame has excessive play in a pin/bush |2.4.G.2| | 1 |
| Nearside Rear Sub-frame attachment rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 1 |
| Nearside Rear Sub-frame attachment bracket/mounting weld cracked |2.4.G.1| | 1 |
| Rear reflector missing |1.5.1a| | 1 |
| Rear Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Offside Rear Rear suspension component loose |2.4.A.1a| | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Stop lamp does not illuminate immediately a brake applies Front brake |1.3.1a| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen INCORRECT DESCRIPTION.
Beam kick-up on wrong side.
Mask fitted, so that the incorrect beam kick- up is NOT visible on screen.
PASS. |4.1.2 |a|| | 1 |
| Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Brake pedal is inoperative |3.1.3c| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Offside Footrest insecure |6.2.1a| | 1 |
| Stop lamp affected by the operation of the horn |1.3.2| | 1 |
| Brake hose excessively deteriorated | 1 |
| Plate brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.B2b| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Front Sidecar attachment abnormally worn |5.1.A.1| | 1 |
| Sidecar wheel alignment has excessive toe-out |5.3.1a| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| 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 |
| Rear All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Fuel system component insecure |7.2.1b| | 1 |
| Front Dipswitch does not extinquish main beam/s, leaving at least 1 dipped beam headlamp |1.2.2b|i|| | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Nearside Front Fuel system component leaking |7.2.1a| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Offside Rear Lower Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Nearside Front Upper Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Offside Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Rear position lamp|s| has a product on the lens so it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Braking system leaking |3.6.A.1| | 1 |
| front brake binding |3.7.B.1| | 1 |
| Front wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Front wheel spindle loose |2.3.3a| | 1 |
| Front wheel has a missing wheel nut|s| |4.2.3a| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Nearside Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Offside Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Brake cylinder operating mechanism has excessive travel |1.1.16 |e| |i|| | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Direction indicators not working |1.5.1c| | 1 |
| Offside Direction indicators not working |1.5.1c| | 1 |
| Fairings so located that it is likely to impede the steering |2.1.2e| | 1 |
| Nearside Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Offside Front Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear All position lamps adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Stop lamp insecure |1.3.3b| | 1 |
| Position lamp switch faulty |1.1.4a| | 1 |
| Offside Rear Brake reaction bracket insecure |3.2.A1j| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Registration plate lamp issues | 1 |
| Nearside Front Brake disc|s| excessively pitted |3.2.A1l| | 1 |
| Rear Brake disc|s| excessively pitted |3.2.A1l| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Lower Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Fuel cap does not fasten securely by a positive means |7.2.2b| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Offside Rear Upper Shock absorber has an excessively worn bush |2.7.4| | 1 |
| Offside Parking brake efficiency below requirements |3.7.B.7| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Handlebar deformed |2.1.1b| | 1 |
| Offside Direction indicator insecure |1.5.3b| | 1 |
| Nearside Inner Rear Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Offside Front Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Nearside Front Brake pipe inadequately supported |3.2.B2b| | 1 |
| Offside Front Brake pipe inadequately supported |3.2.B2b| | 1 |
| Front Fuel system component insecure |7.2.1b| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Sidecar attachment insecure |5.1.1b| | 1 |
| Sidecar rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Sidecar wheel bearings are excessively rough |5.2.3d| | 1 |
| Offside Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Nearside Front Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Nearside Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Sidecar rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Horn sounds harsh or grating |1.7.3c| | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Horn control not readily accesible. |1.7.2a| | 1 |
| Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Upper Steering headbearing has excessive free play |2.2.2| | 1 |