| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 47 |
| Headlamp aim out of alignment | 35 |
| Registration plate issues | 29 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 12 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 12 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 12 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 9 |
| Front Brake excessively binding (1.2.1 (f)) | 9 |
| Registration plate lamp issues | 7 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 6 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 4 |
| Offside Rear Footrest missing (6.2.12 (a)) | 4 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 4 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 4 |
| 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)) | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 3 |
| 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 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 3 |
| Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Rear Brake excessively binding (1.2.1 (f)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Central Rear Upper Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Brake fluid contaminated (1.8 (a)) | 2 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Nearside Rear Drive chain excessively loose (6.1.7 (c) (i)) | 2 |
| Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Rear Drive chain excessively tight chain was very tight
PRS and adjusted (6.1.7 (k) (i)) | 1 |
| Rear Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Rear brake light switch adjustment required (4.3.2 (a) (iii)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls AND REAR (4.3.2 (a) (iii)) | 1 |
| Offside Rear Lower Brake pedal has insufficient reserve travel Brake pedal reaches its maximum available point (1.1.2 (a)) | 1 |
| Rear Upper Footrest missing no rear foot rests fitted (6.2.12 (a)) | 1 |
| Central Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort 25kg (1.2.1 (e)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort 20kg (1.2.1 (e)) | 1 |
| Rear All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Rear Footrest missing Pillion (6.2.12 (a)) | 1 |
| Offside Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Handlebar restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls stop light not illuminating when rear brake applied (4.3.2 (a) (iii)) | 1 |
| Offside Motorcycle structure is so deformed it is likely to adversely affect braking or steering Damage to RH lock stop causing steering to stick when fully engaged to RH position (6.1.1 (a) (ii)) | 1 |
| Central Front Lower Brake excessively binding (1.2.1 (f)) | 1 |
| Central Rear Lower Brake indicates excessive fluctuation of brake effort fluctuation of 20KgF (1.2.1 (e)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Nearside Front All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Offside Front All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Front Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Rear Rear reflector missing replaced as nec (4.8.2 (a) (ii)) | 1 |
| Central Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Brake master cylinder insecure (1.1.10 (c)) | 1 |
| Rear Stop lamp likely to become detached (4.3.1 (c) (ii)) | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Rear Brake indicates excessive fluctuation of brake effort 35 kg deflection (1.2.1 (e)) | 1 |
| Offside Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Rear Brake has no recorded effort at a wheel rear brake failed with no effort (1.2.1 (a) (ii)) | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Front Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Front Brake excessively binding Cant get 1 full revolution (1.2.1 (f)) | 1 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Front Handlebar excessively deformed (2.2.1 (c) (i)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Nearside Rear Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Rear Footrest insecure (6.2.12 (a)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected Throttle sticking open on full right steering lock (6.2.7 (a) (ii)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Central Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Brake lever is so short that the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Clutch lever shortened so it cannot be readily operated (6.2.7 (b)) | 1 |
| Central Rear Wheel hub excessively worn Rear wheel bearings have too much play, and need changed before collapse (5.2.1 (b) (i)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp not working Rear control (4.3.1 (a) (ii)) | 1 |
| Rear Drive chain worn to excess TIGHT SPOTS, VERY RUSTY WITH SEIZED LINKS (6.1.7 (c) (i)) | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Central Front Horn not working (7.7 (a)) | 1 |
| Central Front Brake excessively binding (1.2.1 (f)) | 1 |
| Central Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |