| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 91 |
| Stop lamp remains on when the brakes are released | 54 |
| Headlamp aim out of alignment | 48 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 13 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 12 |
| Stop lamp not working (4.3.1 (a) (ii)) | 11 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 9 |
| Horn not working (7.7 (a)) | 9 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 8 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 6 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Registration plate issues | 5 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 5 |
| Front Brake excessively binding (1.2.1 (f)) | 5 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 4 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Central Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Front Brake grabbing severely (1.2.1 (c)) | 2 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Nearside Rear Shock absorber likely to become detached (5.3.2 (a) (ii)) | 2 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 2 |
| Front Motorcycle structure is so deformed it is likely to adversely affect braking or steering (6.1.1 (a) (ii)) | 2 |
| Front Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 2 |
| Front Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 2 |
| Nearside Front Brake lever insecure (1.1.2 (e) (i)) | 2 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 2 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 2 |
| Horn sound not in accordance with requirements (7.7 (c)) | 2 |
| Rear brake disc in such a condition that it is seriously weakened | 2 |
| Rear Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 2 |
| Fork yoke excessively deformed (2.2.2 (d) (i)) | 2 |
| Fuel cap missing (6.1.3 (b) (i)) | 2 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Motorcycle structure is so deformed it is likely to adversely affect braking or steering frame bent 30mm to left side fairing fouling front wheel (6.1.1 (a) (ii)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Front Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Nearside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Wheel damaged or distorted to the extent that control of the motorcycle is likely to be adversely affected (5.2.2 (c) (ii)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Motorcycle structure is fractured and structural rigidity is significantly reduced (6.1.1 (a) (i)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls rear brake wont activate stop light (4.3.2 (a) (iii)) | 1 |
| Front Handlebar deformed to the extent that steering is affected (2.2.1 (c) (ii)) | 1 |
| Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Shock absorber has negligible damping effect Both (5.3.2 (b)) | 1 |
| Nearside Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Front Brake disc significantly and obviously worn Below MIN. (1.1.14 (a) (i)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Steering operation impeded by a fairing (2.1.4 (e)) | 1 |
| Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Footrest insecure (6.2.12 (a)) | 1 |
| Front Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Upper Shock absorber likely to become detached (5.3.2 (a) (ii)) | 1 |
| Nearside Rear Upper Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Horn sound not in accordance with requirements Not Loud enough (7.7 (c)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Brake lever has restricted free movement (1.1.15 (e)) | 1 |
| Nearside Front Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort Front disc bent (1.2.1 (e)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls brake switch replaced (4.3.2 (a) (iii)) | 1 |
| Central Front Motorcycle structure inadequately repaired such that structural rigidity is significantly reduced front fender is broken with sharp edges (6.1.1 (d) (i)) | 1 |
| Rear Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Offside Front Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Motorcycle structure is fractured and structural rigidity is significantly reduced PILLION FOOTREST MOUNTING (6.1.1 (a) (i)) | 1 |
| Nearside Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Motorcycle structure joining/attachment plate or fastening so insecure that structural rigidity is seriously reduced (6.1.1 (b) (ii)) | 1 |
| Front Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| All direction indicators not working all of it is not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Stop lamp not working both (4.3.1 (a) (ii)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Central Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Rear Brake disc contaminated (1.1.14 (b)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Rear Stop lamp not working rear brake switch reconnected (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working bulb fitted (4.3.1 (a) (ii)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Roller brake test No brake control achieves an efficiency of 30% (1.2.2 (a) (i)) | 1 |
| Central Front Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Motorcycle structure joining/attachment plate or fastening so insecure that structural rigidity is seriously reduced side stand (6.1.1 (b) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Brake caliper inadequately mounted BOTH BOLTS LOSE (1.1.16 (c) (i)) | 1 |
| Front Direction indicator incorrect colour (4.4.3 (a)) | 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 |
| Stop lamp does not illuminate by the operation of both brake controls neither front or rear brake operates the brake light (4.3.2 (a) (iii)) | 1 |
| Front Brake hose leaking (1.1.12 (c)) | 1 |
| Front Headlamp insecure (4.1.1 (c)) | 1 |
| Nearside Rear Footrest insecure (6.2.12 (a)) | 1 |
| Nearside Rear Motorcycle structure is fractured and structural rigidity is significantly reduced Footrest Mount (6.1.1 (a) (i)) | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected not releasing. Cables too tight. (6.2.7 (a) (ii)) | 1 |
| Front Wheel excessively damaged (5.2.2 (c) (i)) | 1 |
| Shock absorber likely to become detached (5.3.2 (a) (ii)) | 1 |
| Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Front Upper Fork yoke in such a condition that steering control is adversely affected (2.2.2 (d) (ii)) | 1 |
| Offside Rear Shock absorber likely to become detached lower bolt about to fall out (5.3.2 (a) (ii)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Throttle operating incorrectly throttle not releasing fully on full lock (6.2.7 (a) (i)) | 1 |
| Front Brake disc significantly and obviously worn distorted (1.1.14 (a) (i)) | 1 |
| Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Brake performance unable to be tested pads very low (1.2.1 (g)) | 1 |