| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 11 |
| Windscreen wiper does not clear the windscreen effectively | 7 |
| Stop lamp not working (4.3.1 (a) (ii)) | 5 |
| Rear Position lamp not working (4.2.1 (a)) | 4 |
| Offside Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 4 |
| Registration plate issues | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Rear Rear fog lamp missing (4.5.1 (a) (ii)) | 2 |
| Brakes imbalanced across an axle | 2 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Central Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 2 |
| Offside Rear Service brake lagging in operation (1.2.1 (d)) | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Rear Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Rear fog lamp switch missing (4.5.3 (a)) | 1 |
| Offside Front Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working op 1 not working (4.3.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Offside Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Handlebar excessively deformed (2.2.1 (c) (i)) | 1 |
| Clutch lever positioned so it cannot be readily operated SNAPPED AT PIVOT (6.2.7 (b)) | 1 |
| Offside Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Front Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Nearside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 1 |
| Offside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 1 |
| Offside Front Lower Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Front Brake hose leaking on a hydraulic braking system master cylinder connection leaking and wrong type of hose used (1.1.12 (c) (ii)) | 1 |
| Front Lower Drivers seat insecure (6.2.5 (a) (ii)) | 1 |
| Front Upper Drivers seat backrest cannot be secured in the upright position. (6.2.5 (b) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Rear Suspension component pin or bush excessively worn rear suspension linkage has play at all bushes (5.3.4 (a) (i)) | 1 |
| Offside Front Hydraulic brake calliper insecurely mounted bolt lose (1.1.16 (c) (i)) | 1 |
| Rear Brake pipe likely to become detached or damaged (1.1.11 (d) (ii)) | 1 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Nearside Front Outer Suspension arm ball joint dust cover no longer prevents the ingress of dirt LCA (5.3.4 (b) (ii)) | 1 |
| Offside Front Outer Suspension arm ball joint dust cover no longer prevents the ingress of dirt LCA (5.3.4 (b) (ii)) | 1 |
| Nearside Stop lamp(s) remains on when the brakes are released (4.3.2 (a) (iii)) | 1 |
| Registration plate lamp issues | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt O/S & N/S (5.3.4 (b) (ii)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Central Lower Brake hose connection leaking on a hydraulic braking system at master cylinder connection underneath vehicle (1.1.12 (c) (ii)) | 1 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Nearside Front Hydraulic brake calliper insecurely mounted bolt loose (1.1.16 (c) (i)) | 1 |
| Central Rear Suspension component pin or bush excessively worn suspension linkages have play at all bushes (5.3.4 (a) (i)) | 1 |
| Central Rear Brake pipe likely to become detached or damaged (1.1.11 (d) (ii)) | 1 |
| Brake performance unable to be tested owing to system leakage and loose caliper (1.2.1 (g)) | 1 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 1 |
| Emissions unable to be completed (8.2.1.2 (d)) | 1 |
| Nearside Front Inner Suspension arm pin or bush excessively worn rear bush to lca (5.3.4 (a) (i)) | 1 |
| Offside Front Inner Suspension arm pin or bush excessively worn rear bush to lca (5.3.4 (a) (i)) | 1 |
| Front Position lamp not working both side (4.2.1 (a) (ii)) | 1 |
| Front Headlamp has more than 1/2 LEDs not functioning both side (4.1.1 (a) (ii)) | 1 |
| Rear Position lamp showing white light to the rear both (4.2.3 (a) (ii)) | 1 |
| Stop lamp(s) remains on when the brakes are released (4.3.2 (a) (iii)) | 1 |
| Obligatory mirror missing (3.3 (a)) | 1 |
| Front Position lamp not working Both front (4.2.1 (a) (ii)) | 1 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Fuel cap missing (6.1.3 (b) (i)) | 1 |
| Front Wheel spindle loose (5.2.1 (c) (i)) | 1 |
| Offside Stop lamp(s) lens defective such that the emitted light is adversely affected (4.3.1 (b) (ii)) | 1 |
| Nearside Rear Floor excessively deteriorated Excessively corroded (6.2.4 (a) (i)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Central Front Position lamp not working (4.2.1 (a)) | 1 |
| Offside Rear Lower Brake clevis joint insecure Locking pin missing (1.1.15 (c)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Roller brake test No brake control achieves an efficiency of 30% (1.2.2 (a) (i)) | 1 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 1 |
| Offside Rear Position lamp with a multiple light source more than 1/2 not functioning (4.2.1 (a) (ii)) | 1 |
| Offside Front Outer Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Rear fog lamp switch inoperative (4.5.3 (a)) | 1 |
| Nearside Rear Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |