| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 57 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 24 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 16 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 13 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 13 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 13 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 12 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 11 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 9 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 9 |
| Exhaust excessively deteriorated |7.1.1a| | 6 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 6 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 6 |
| Rear Brake disc|s| cracked |3.2.A1g| | 5 |
| Horn not working |1.7.3a| | 5 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 5 |
| Rear Brake disc|s| excessively scored |3.2.A1l| | 5 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 5 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 5 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 4 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 4 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 4 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 4 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 4 |
| Registration plate issues | 4 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 3 |
| Rear Roller brake test indicates a severely juddering brake |3.3.A1b| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 3 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 3 |
| Throttle operating incorrectly |6.2.1f| | 3 |
| Rear Brake master cylinder fluid level dangerously low |3.2.B1d| | 3 |
| Front Brake disc|s| securing bolt|s| missing |3.2.A1g| | 3 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 3 |
| Offside Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 3 |
| Riders seat insecure |6.2.1a| | 3 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 3 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 3 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 3 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 2 |
| Front Brake excessively binding |1.2.1 |f|| | 2 |
| Headlamp damaged and function impaired |1.2.3a| | 2 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Indicator tell tale not operating correctly |1.5.2| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Offside Rear Exhaust excessively deteriorated |7.1.1a| | 2 |
| Handlebar deformed |2.1.1b| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Nearside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 2 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 2 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 2 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 2 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Rear Upper Brake lever cannot be applied smoothly Handlebar brake lever dry and notchy when applied |3.1.3d| | 1 |
| Front Shock absorber has a serious fluid leak L/H |5.3.2 |b|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Headlamp dipped beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Nearside Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Offside Rear Suspension rod attachment bracket/mounting insecure |5.3.3 |a| |i|| | 1 |
| Rear Brake disc|s| excessively pitted |3.2.A1l| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Upper Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Front Upper Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Front position lamp incorrect colour |1.1.2a| | 1 |
| Nearside Front Lower Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Front Front mudguard insecure |2.3.7| | 1 |
| Headlamp switch faulty Operating opposite to switch position |1.2.4| | 1 |
| Front Brake disc insecure bolts missing |1.1.14 |a| |ii|| | 1 |
| Front Valve stem seriously damaged |5.2.3 |j|| | 1 |
| Rear Valve stem seriously damaged |5.2.3 |j|| | 1 |
| Front Shock absorber has a serious fluid leak both |5.3.2 |b|| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Floor brake test Neither brake control achieves an efficiency of 25% |3.3.C1b| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Rear Brake cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Front Brake disc|s| cracked |3.2.A1g| | 1 |
| Rear Brake lever insecure |3.1.2a| | 1 |
| Rear Exhaust excessively deteriorated |7.1.1a| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Rear Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Front Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Offside Rear Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Nearside Front Upper Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Upper Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear suspension component excessively bent |2.4.A.1a| | 1 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Rear Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Rear Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Rear wheel insecure |4.2.3b| | 1 |
| Nearside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Rear Brake pedal cannot be released smoothly |3.1.3d| | 1 |
| Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Headlamp main beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Motorcycle structure excessively damaged |6.1.1a| | 1 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Front shock absorber seal failed and leaking oil offside and nearside fork seals leaking |2.3.3| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Exhaust system insecure silencer loose and blowing|noisy| |6.1.2 |a|| | 1 |
| Riders seat insecure do not lock down |6.2.5 |a| |ii|| | 1 |
| Nearside Front Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Seat insecure |6.2.1a| | 1 |
| Offside Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Front Headlamp insecure |1.2.3b| | 1 |
| Front Brake disc|s| securing bolt|s| loose |3.2.A1g| | 1 |
| Rear position lamp incorrect colour |1.1.2b| | 1 |
| Offside Lower Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Nearside Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Offside Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Brake performance not tested |3.3| | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Vehicle identification number not permanently displayed |6.3.5a| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Front Roller brake test indicates a severely juddering brake |3.3.A1b| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Dipswitch does not deflect the main beam/s, making them into dipped beam/s |1.2.2b|ii|| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Front Gradient brake test indicates a binding brake |3.3.D1c| | 1 |
| Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Nearside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Vehicle identification number not legible (0.2 (b)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Front Brake fluid reservoir fluid level significantly below minimum level (1.1.10 (d) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Brake cable insecure (1.1.15 (c)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Central Front Lower Horn not working horn does not work at all (7.7 (a)) | 1 |
| Central Rear Lower Exhaust silencer likely to become detached exhaust been welded and has cracked again (8.1.1 (b) (ii)) | 1 |
| Nearside Front Lower Shock absorber has negligible damping effect front forks badly rusted fluid leaked out (5.3.2 (b)) | 1 |