| Most common failures | No# failures |
|---|
| Front Roller brake test indicates a binding brake |3.3.A1a| | 12 |
| Drive chain excessively loose |6.2.1d| | 10 |
| Headlamp aim out of alignment | 9 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 7 |
| Registration plate lamp issues | 6 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Rear Brake excessively binding (1.2.1 (f)) | 5 |
| Drive chain worn to excess |6.2.1e| | 4 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 4 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 4 |
| Rear Brake excessively binding |1.2.1 |f|| | 3 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 3 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 3 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Drive chain excessively tight |6.2.1d| | 3 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 3 |
| Rear Roller brake test indicates a severely juddering brake |3.3.A1b| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 2 |
| Front Brake excessively binding |1.2.1 |f|| | 2 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Rear Brake disc|s| cracked |3.2.A1g| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Front Brake fluid reservoir fluid level significantly below minimum level (1.1.10 (d) (ii)) | 2 |
| Rear Brake grabbing severely (1.2.1 (c)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Exhaust has part of the system missing muffler clampmissing |7.1.1a| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Exhaust mounting missing |7.1.1c| | 1 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Rear Stop lamp damaged and function impaired |1.3.3a| | 1 |
| Front All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Rear All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Front Headlamp insecure |4.1.1 |c|| | 1 |
| Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Offside Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Nearside Front Motorcycle structure cracked mud guard & fairing |6.1.1a| | 1 |
| Rear position lamp damaged and function impaired |1.1.1b| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Exhaust mounting missing |7.1.1c| | 1 |
| Nearside Rear Drive chain excessively loose |6.2.1d| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking swinging arm pivot loose |6.1.1c| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking swinging arm pivot loose. |6.1.1c| | 1 |
| Drive chain horseshoe locking device incorrectly fitted |6.1.7 |j| |i|| | 1 |
| Rear Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Rear Rear suspension bearing excessively deteriorated rear shock lower bearing |2.4A.2a|i|| | 1 |
| Rear Rear suspension bearing has excessive free play rear swinging arm bearings |2.4.A2a|i|| | 1 |
| Exhaust mounting missing clamp missing underside |7.1.1c| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Rear Brake grabbing severely |1.2.1 |c|| | 1 |
| Front Plate brake test indicates a severely juddering brake |3.3.B1b| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Brake pedal cannot be applied smoothly |3.1.3d| | 1 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Front Plate brake test indicates a binding brake |3.3.B1a| | 1 |
| Plate brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.B2b| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Rear Footrest insecure |6.2.1a| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Rear Brake pedal is inoperative |3.1.3c| | 1 |
| Offside Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Centre Rear Lower Exhaust excessively deteriorated |7.1.1a| | 1 |
| Registration plate issues | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Brake performance not tested brakes performance not tested as front brake binding |1.2.1 |g|| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Horn control not functioning. |1.7.2b| | 1 |
| Rear Chain guard insecure |6.2.1c| | 1 |
| Rear Brake component worn and seriously reduced in strength |3.2.A1| | 1 |
| Steering operation linkage fouling when handlebars turned from lock to lock |2.1.4 |a|| | 1 |
| Rear Brake disc significantly and obviously worn has excessive run out |1.1.14 |a| |i|| | 1 |
| Offside Rear Lower Brake component has an inadequate repair |3.1.5| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Front Lower Brake pipe union leaking fluid |3.2.B4| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Rear Footrest insecure |6.2.1a| | 1 |
| Brake hose excessively deteriorated | 1 |
| Nearside Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear Brake component is severely distorted |3.1.5| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Footrest insecure riders right footrest (6.2.12 (a)) | 1 |
| Handlebar grip insecure to handlebar left grip (2.2.1 (d) (ii)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Brake disc significantly and obviously worn Starting to crack around ventilating holes. (1.1.14 (a) (i)) | 1 |
| Front Brake disc fractured Worn and cracks in disc (1.1.14 (a) (ii)) | 1 |
| Indicator switch inoperative Not working when operated. (4.4.2 (a) (ii)) | 1 |
| Rear Suspension insecurely attached (5.3.3 (a) (i)) | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort (3.3.A1d) | 1 |
| Handlebar deformed (2.1.1b) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Front Lower Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Lower Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake disc(s) has excessive run out (3.2.A1m) | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected Brake not releasing (1.1.2 (b) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy When on full R & L lock (2.2.2 (f) (i)) | 1 |
| Headlamp aim not tested L/H light (4.1.2 (b)) | 1 |
| Headlamp not working on dipped beam L/H light (4.1.1 (a) (ii)) | 1 |
| Rear Valve stem seriously misaligned (5.2.3 (j)) | 1 |
| Offside Front Upper Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 1 |
| Rear Brake disc significantly and obviously worn Rear brake disc bent / warped (1.1.14 (a) (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Headlamp aim projected beam image obviously incorrect both dip and main beam - both sides - bulb look to be positioned incorrectly (4.1.2 (c)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Headlamp aim projected beam image obviously incorrect No decernable beam patern (4.1.2 (c)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Rear Brake lever pivot excessively tight partly seized (1.1.1 (a)) | 1 |
| Nearside Indicator switch inoperative switch works intermittenly (4.4.2 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Horn not working (7.7 (a)) | 1 |