| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 17 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 6 |
| Front Brake excessively binding (1.2.1 (f)) | 6 |
| Headlamp aim out of alignment | 5 |
| Stop lamp remains on when the brakes are released | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Rear Brake fluid contaminated (1.8 (a)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 2 |
| Offside Front Brake caliper leaking (1.1.16 (b) (i)) | 2 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Offside Rear Lower Brake disc contaminated (1.1.14 (b)) | 2 |
| Nearside Front Direction indicator likely to become detached MIRROR/INDICATOR INSECURE. (4.4.1 (c) (ii)) | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Front Shock absorber has negligible damping effect Front suspention has less than 1 inch ofdamping! (5.3.2 (b)) | 1 |
| Rear Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Brake servo defective or ineffective ABS NOT WORKING!! (1.1.10 (a) (i)) | 1 |
| Nearside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Nearside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Central Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Stop lamp not working not working from front brake (4.3.1 (a) (ii)) | 1 |
| Offside Front Shock absorber has a serious fluid leak o/s front fork has fluid leak (5.3.2 (b)) | 1 |
| Front Brake fluid not visible (1.1.10 (d) (iii)) | 1 |
| Nearside Front Brake hose leaking at caliper union (1.1.12 (c)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock fouling on radiator and fuel tank. (2.1.4 (b)) | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake fluid contaminated (1.8 (a)) | 1 |
| Rear Brake hose leaking (1.1.12 (c)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Steering damper ineffective (2.1.4 (d) (i)) | 1 |
| Offside All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls rear (4.3.2 (a) (iii)) | 1 |
| Offside Footrest insecure (6.2.12 (a)) | 1 |
| Front Brake disc insecure both disks (1.1.14 (a) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls from both controls (4.3.2 (a) (iii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear All position lamps not working (4.2.1 (a)) | 1 |
| Front Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Brake performance unable to be tested due to excessively binding front brake (1.2.1 (g)) | 1 |
| Offside Front Footrest insecure footrest broken (6.2.12 (a)) | 1 |
| Front Brake excessively binding unable to check wheel bearings due to binding brake (1.2.1 (f)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Indicator switch inoperative (4.4.2 (a) (ii)) | 1 |
| Brake performance not tested Potential to cause damage to the machine (1.2.1 (g)) | 1 |
| Nearside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Offside Direction indicator not working Both (4.4.1 (a) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Stop lamp not working BRAKE LIKE DOES NOT COME ON WHEN FRONT BRAKE APPLIED. (4.3.1 (a) (ii)) | 1 |
| Throttle operating incorrectly Cable does not fit housing correctly and is too short. (6.2.7 (a) (i)) | 1 |
| Registration plate issues | 1 |
| Front Lower Position lamp not working (4.2.1 (a)) | 1 |
| Offside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake servo defective or ineffective (1.1.10 (a) (i)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Rear Exhaust silencer insecure BRACKET DETACHED. (8.1.1 (b) (i)) | 1 |
| Offside Rear Brake disc contaminated (1.1.14 (b)) | 1 |
| Front Steering linkage ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |