| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 13 |
| Registration plate issues | 10 |
| Steering headbearing has excessive free play |2.2.2| | 6 |
| Offside Rear Direction indicator not working |1.5.1c| | 5 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Riders seat insecure |6.2.1a| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 3 |
| Front wheel bearings have excessive free play |2.3.5b| | 3 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 3 |
| Stop lamp remains on when the brake is released |1.3.1e| | 3 |
| Steering linkage has excessive free play |2.2.2| | 3 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Horn not working |1.7.3a| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Front Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Direction indicator not working |1.5.1c| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake pedal attachment screws missing. |3.1.2b| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Offside Front Lower Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Rear Built up wheel has a loose bolt/s |4.2.1c| | 1 |
| Front Brake hose fouling |3.2.B3b| | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Steering lock stop ineffective |2.1.3| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Front position lamp insecure |1.1.1c| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Rear Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Offside Handlebar handgrip missing |2.1.1c| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Lower Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Lower Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Built up wheel has a bolt/s missing |4.2.1c| | 1 |
| Front An item not tested |Manual| | 1 |
| Rear An item not tested |Manual| | 1 |
| Front Brake lever is inoperative |3.1.3c| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Rear Rear wheel has a missing wheel stud|s| |4.2.3a| | 1 |
| Rear Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Offside Front Lower Brake locking device insecure |3.2.A1e| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Centre Front Upper Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Offside Rear Lower Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Centre Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Brake lever pivots excessively worn |3.1.3a| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Front Brake caliper leaking and braking performance affected |1.1.16 |b| |ii|| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Brake lagging in operation |1.2.1 |d|| | 1 |
| Rear Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Front Headlamp not working on dipped beam when handle bars are turned |4.1.1 |a| |ii|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Rear Lower Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Rear Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Motorcycle structure excessively damaged |6.1.1a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear suspension has corrosion which reduces the strength of a load bearing member or its supporting structure. |2.4.A.2d| | 1 |
| Rear position lamp missing |1.1.1a| | 1 |
| Front wheel insecure |4.2.3b| | 1 |
| Front Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Front Brake cable has a significantly damaged outer casing. |3.2.A1b| | 1 |
| Rear Brake cable badly frayed |3.2.A1b| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front Stop lamp missing |1.3.3a| | 1 |
| Front Brake cable insecure |1.1.15 |c|| | 1 |
| Rear Upper Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Horn missing |1.7.1| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Vehicle identification number not legible frame No was painted over (0.2 (b)) | 1 |