| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 102 |
| Headlamp aim out of alignment | 54 |
| Stop lamp remains on when the brakes are released | 37 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 16 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 15 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 12 |
| Horn not working (7.7 (a)) | 12 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 9 |
| Stop lamp not working (4.3.1 (a) (ii)) | 9 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 7 |
| Registration plate issues | 7 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 6 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 5 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 4 |
| Front Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 3 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 3 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 3 |
| Riders seat with a defective supporting structure (6.2.5 (a) (i)) | 3 |
| Front Brake excessively binding (1.2.1 (f)) | 3 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 2 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 2 |
| Riders seat insecure (6.2.5 (a) (ii)) | 2 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 2 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 2 |
| Shock absorber likely to become detached (5.3.2 (a) (ii)) | 2 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Handlebar so insecure it is likely to become detached (2.2.1 (b) (ii)) | 1 |
| Front Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Nearside Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Offside Footrest insecure (6.2.12 (a)) | 1 |
| Shock absorber likely to become detached two back shoks likely (5.3.2 (a) (ii)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Front Wheel excessively damaged (5.2.2 (c) (i)) | 1 |
| Brake disc in such a condition that it is seriously weakened (1.1.14 (a) (ii)) | 1 |
| Nearside Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Front Upper Handlebar grip missing (2.2.1 (d) (i)) | 1 |
| Forks in such a condition that steering control is adversely affected (2.2.2 (d) (ii)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Nearside Rear Suspension attachment bracket/mounting fractured top mounting point sheered off (5.3.3 (b) (ii)) | 1 |
| Rear Stop lamp switch with a delay in operation control (4.3.2 (a) (ii)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Offside Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Nearside Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Offside Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Offside Front Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Brake lever has restricted free movement (1.1.15 (e)) | 1 |
| Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Offside Rear Shock absorber likely to become detached (5.3.2 (a) (ii)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Rear Wheel fixing loose (single fixing) (5.2.1 (a) (ii)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Offside Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Offside Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Offside Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Brake caliper insecure (1.1.16 (c) (i)) | 1 |
| Steering linkage locking device ineffective (2.1.3 (d)) | 1 |
| Offside Rear Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure centre stand (6.1.1 (b) (i)) | 1 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Footrest missing both sides (6.2.12 (a)) | 1 |
| Handlebar grip insecure to handlebar riders left hand grip rotating-reglued. (2.2.1 (d) (ii)) | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Rear Wheel fixing loose (multiple fixings) (5.2.1 (a) (i)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Stop lamp switch with a delay in operation Front brake light switch. (4.3.2 (a) (ii)) | 1 |
| Stop lamp switch with a delay in operation Rear brake light switch. (4.3.2 (a) (ii)) | 1 |
| Brake lever has insufficient reserve travel Rear brake lever found to be straight, resulting in no reserve travel. (1.1.2 (a)) | 1 |
| Motorcycle structure is so deformed it is likely to adversely affect braking or steering main centre stand (6.1.1 (a) (ii)) | 1 |
| Nearside Brake lever is bent and the brake cannot be readily applied rear brake lever (1.1.2 (d)) | 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 |
| Forks fractured FORKS SEALS LEAKING OIL (2.2.2 (d) (i)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Stop lamp not working control (4.3.1 (a) (ii)) | 1 |
| Front Brake drum in such a condition that it is seriously weakened (1.1.14 (a) (ii)) | 1 |
| Offside Rear Wheel fixing missing (single fixing) wheel nut missing (5.2.1 (a) (ii)) | 1 |
| Offside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Nearside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 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 |
| Handlebar deformed to the extent that steering is affected (2.2.1 (c) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Rear Brake lever so insecure that the brake cannot be readily applied (1.1.2 (e) (ii)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Front All direction indicators incorrect colour (4.4.3 (a)) | 1 |
| Brake disc significantly and obviously worn REAR DISC (1.1.14 (a) (i)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Central Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Wheel fixing missing (single fixing) (5.2.1 (a) (ii)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Wheel spindle or securing nut(s) so insecure that wheel security or steering control is adversely affected (5.2.1 (c) (ii)) | 1 |