| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 110 |
| Registration plate issues | 39 |
| Headlamp aim out of alignment | 32 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 28 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 15 |
| Registration plate lamp issues | 12 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 6 |
| Horn not working (7.7 (a)) | 6 |
| 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)) | 6 |
| Rear Position lamp not working (4.2.1 (a)) | 5 |
| Stop lamp remains on when the brakes are released | 5 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 5 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Central Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Rear Footrest missing (6.2.12 (a)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 2 |
| Rear Brake master cylinder reservoir cap missing (1.1.10 (e)) | 2 |
| Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 2 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| All direction indicators not working front and rear (4.4.1 (a) (ii)) | 1 |
| Rear Brake disc significantly and obviously worn bezzels worn to point of needing replacing. (1.1.14 (a) (i)) | 1 |
| Central Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear reflector reflecting white to the rear (4.8.2 (a) (ii)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Direction indicator obviously incorrectly positioned distance between lamps is 100mm, minimum distance is 180mm (4.4.3 (a)) | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Direction indicator obviously incorrectly positioned Rear Indicators Built into Rear light and are to close togeather (4.4.3 (a)) | 1 |
| Central Rear Lower Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Fork yoke insecure bolts missing (2.2.2 (d) (i)) | 1 |
| Rear Brake lever pivot has excessive free play (1.1.1 (b)) | 1 |
| Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Central Front Lower Brake indicates excessive fluctuation of brake effort 20kg/f plus fluctuation on front brakes. (1.2.1 (e)) | 1 |
| Rear reflector missing reflector fitted to plate (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear All direction indicators obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Brake fluid reservoir fluid level significantly below minimum level (1.1.10 (d) (ii)) | 1 |
| Rear Direction indicator obviously incorrectly positioned rear indicator distance is less than 180mm between the illuminating surfaces (4.4.3 (a)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort 5 Squares (1.2.1 (e)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort front discs distorted (1.2.1 (e)) | 1 |
| Nearside Rear Brake pipe likely to become detached or damaged (1.1.11 (d) (ii)) | 1 |
| Nearside Rear All direction indicators adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Nearside Rear Lower Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake lining(s) missing (1.1.13 (c)) | 1 |
| Rear Direction indicator adversely affected by the operation of another lamp aftermarket rear light cluster show use only (4.4.3 (b)) | 1 |
| Footrest missing passenger footrests missing (6.2.12 (a)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Rear Direction indicator obviously incorrectly positioned too close together need to be 180mm (4.4.3 (a)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition no baffle in silencer (8.1.1 (a)) | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Brake pedal pivot has excessive free play (1.1.1 (b)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Brake indicates excessive fluctuation of brake effort front (1.2.1 (e)) | 1 |
| Wheel damaged or distorted to the extent that control of the motorcycle is likely to be adversely affected front (5.2.2 (c) (ii)) | 1 |
| Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak Fork seal leaking on the right leg (5.3.2 (b)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Pillion seat with a defective supporting structure (6.2.6 (a) (i)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Nearside Rear Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear 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 |
| Front Horn not working (7.7 (a)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Offside Front Brake disc contaminated oil (1.1.14 (b)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Headlamp light intensity severely reduced Tints were fitted, Removed for test purposes. (4.1.4 (a)) | 1 |