| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 31 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 11 |
| Riders seat insecure |6.2.1a| | 5 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Registration plate issues | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Steering headbearing has excessive free play |2.2.2| | 4 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Horn not working |1.7.3a| | 3 |
| Rear Brake lining|s| contaminated by oil or grease |3.2.A1k| | 3 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 3 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 3 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 2 |
| Front Steering headbearing has excessive free play |2.2.2| | 2 |
| Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Hydraulic brake control creeps under load. |3.1.4a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Front Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Front Wheel damaged significantly reducing the original strength |4.2.1a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Nearside Fuel hose leaking |7.2.1a| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Brake pipe inadequately supported |3.2.B2b| | 1 |
| Offside Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Offside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Offside Direction indicators not working |1.5.1c| | 1 |
| Offside Headlamp switch faulty |1.2.4| | 1 |
| Front wheel spindle loose |2.3.3a| | 1 |
| Offside Front Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Throttle operating incorrectly throttle sticks open |6.2.1f| | 1 |
| Front Rear suspension bush has excessive free play swingarm bushes have excessive play |2.4.A2a|i|| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear suspension fouling which affects the movement of the rear suspension swing arm is fouling on exhaust |2.4.A.3a| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Front position lamp damaged and function impaired |1.1.1b| | 1 |
| Front Wheel has an excessively eccentric bead rim. |4.2.2| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies no stop light on foot ped |1.3.1a| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Front Riders seat insecure |6.2.1a| | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Fuel system component leaking |7.2.1a| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Direction indicators not working |1.5.1c| | 1 |
| An item not tested |Manual| | 1 |
| Nearside Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Nearside Rear Footrest missing |6.2.12 |a|| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Brake clevis joint insecure Pedal to brake rod locking device |1.1.15 |c|| | 1 |
| Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Nearside Front Headlamp switch faulty |1.2.4| | 1 |
| Steering control handlebar movement restricted by cables caught on a projection |2.1.2c| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Decelerometer brake test the less effective brake control does not achieve an efficiency of 25%. |3.3.E1b| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Brake pipe excessively corroded | 1 |
| Brake disc|s| excessively pitted |3.2.A1l| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Floor brake test Neither brake control achieves an efficiency of 25% |3.3.C1b| | 1 |
| Nearside Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Fuel cap sealing washer torn |7.2.2c| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Centre Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Offside Handlebar mounting clamp loose |2.1.1a| | 1 |
| Front Steering headbearing excessively stiff or notchy notchy steering head bearings (2.2.2 (f) (i)) | 1 |
| Fuel tank insecure (6.1.3 (a) (i)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |
| Rear Suspension arm pin or bush excessively worn swing arm bushes (5.3.4 (a) (i)) | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock fouling on tank on left lock (2.1.4 (b)) | 1 |
| Rear Brake pedal has insufficient reserve travel ADJUSTED. (1.1.2 (a)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake rod insecure (1.1.15 (c)) | 1 |
| Fork yoke insecure (2.2.2 (d) (i)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Headlamp aim projected beam image obviously incorrect beam kick to the right. (4.1.2 (c)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Wheel fixing loose (single fixing) sidecar (5.2.1 (a) (ii)) | 1 |