| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 49 |
| Headlamp aim out of alignment | 25 |
| Brake hose excessively deteriorated | 17 |
| Registration plate issues | 12 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 8 |
| Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 8 |
| Stop lamp remains on when the brakes are released | 7 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 7 |
| Front Brake hose damaged and likely to fail (1.1.12 (a)) | 5 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 4 |
| Rear Position lamp not working (4.2.1 (a)) | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Stop lamp not working (4.3.1 (a) (ii)) | 4 |
| Rear Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 3 |
| Front Brake hose damaged and likely to fail |1.1.12 |a|| | 3 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 3 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Headlamp aim not tested (4.1.2 (b)) | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 3 |
| Rear Brake excessively binding (1.2.1 (f)) | 3 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 3 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 3 |
| Headlamp insecure (4.1.1 (c)) | 3 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 3 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Riders seat insecure (6.2.5 (a) (ii)) | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Rear Wheel fixing loose (single fixing) (5.2.1 (a) (ii)) | 2 |
| Rear Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Rear Brake lever excessively worn pivot worn |1.1.15 |b|| | 1 |
| Front Brake lever is so short that the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Front Brake hose excessively damaged |1.1.12 |b| |ii|| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside Front Brake lever pivot has excessive free play rear brake leaver bolt loose |1.1.1 |b|| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Nearside Front Brake lever is bent and the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Offside Brake lever is bent and the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Front Brake disc significantly and obviously worn WORN BELOW LIMIT OF 3MM. |1.1.14 |a| |i|| | 1 |
| Offside Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Stop lamp missing |4.3.1 |a| |ii|| | 1 |
| Stop lamp not working front brake (4.3.1 (a) (ii)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Brake pipe excessively damaged (1.1.11 (c)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Fuel cap ineffective Will not secure (6.1.3 (b) (i)) | 1 |
| Nearside Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Front Stop lamp not working on front brake lever (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp not working on rear brake lever (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working front lever (4.3.1 (a) (ii)) | 1 |
| Rear Brake disc contaminated (1.1.14 (b)) | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Offside Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Motorcycle structure is deformed and structural rigidity is significantly reduced mudguard (6.1.1 (a) (i)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Central Rear Motorcycle structure joining/attachment plate or fastening insecure back box surport loose (6.1.1 (b) (i)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Rear brake binding | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Steering operation linkage fouling when handlebars turned from lock to lock (2.1.4 (a)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Riders seat with a defective supporting structure (6.2.5 (a) (i)) | 1 |
| Front Headlamp insecure (4.1.1 (c)) | 1 |
| Rear Road spring corroded so that its cross sectional area is reduced and seriously weakened (5.3.1 (b) (i)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Central Rear Lower Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Engine mounting/bracket bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Exhaust has a major leak of exhaust gases down pipe area. (6.1.2 (a)) | 1 |
| Nearside Footrest missing (6.2.12 (a)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak front fork seal leaking,dust cover loose,both fork legs pitted. (5.3.2 (b)) | 1 |
| Rear Stop lamp not working rear brake switch replaced (4.3.1 (a) (ii)) | 1 |
| Front Brake hose excessively damaged Protective coating split (1.1.12 (b) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Brake hose damaged | 1 |
| Front Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Offside All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Front Fork yoke in such a condition that steering control is adversely affected (2.2.2 (d) (ii)) | 1 |
| Suspension component modified so the suspension is inoperative Travel limited on front forks (5.3.3 (c) (ii)) | 1 |
| Rear reflector likely to become detached (4.8.1 (b) (ii)) | 1 |
| Shock absorber has a serious fluid leak Both front forks, stanchions are pitted (5.3.2 (b)) | 1 |
| Rear Shock absorber has a serious fluid leak Both rear shocks (5.3.2 (b)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Brake performance not tested Rear pads metal to metal (1.2.1 (g)) | 1 |
| Lower Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Offside Rear Upper Suspension arm attachment bracket/mounting insecure bolt missing (5.3.3 (a) (i)) | 1 |
| Stop lamp not working Front brake switch not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Stop lamp not working all stop lamps not working (4.3.1 (a) (ii)) | 1 |