| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 65 |
| Headlamp aim out of alignment | 34 |
| Registration plate issues | 21 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 21 |
| Registration plate lamp issues | 17 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 15 |
| 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)) | 13 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 8 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 8 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 6 |
| Front Brake excessively binding (1.2.1 (f)) | 6 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 5 |
| Horn not working (7.7 (a)) | 4 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 4 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 3 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 2 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 2 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 2 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 2 |
| Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Drive chain worn to excess has some seized links (6.1.7 (c) (i)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Brake excessively binding Brake binding 12% (1.2.1 (f)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Wheel excessively distorted bead rim near side distorted (5.2.2 (c) (i)) | 1 |
| Offside Front Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Rear Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Front Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| All direction indicators light intensity significantly reduced (4.4.3 (a)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Motorcycle structure joining/attachment plate or fastening so insecure that structural rigidity is seriously reduced OFFSIDE LOWER FAIRING INSECURE (6.1.1 (b) (ii)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Rear Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Front Brake master cylinder insecure (1.1.10 (c)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Clutch lever bent so it cannot be readily operated (6.2.7 (b)) | 1 |
| Nearside Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Rear Direction indicator obviously incorrectly positioned too close together (4.4.3 (a)) | 1 |
| Rear Rear reflector missing Reflector not present (4.8.2 (a) (ii)) | 1 |
| Rear Rear reflector missing PRS Replaced (4.8.2 (a) (ii)) | 1 |
| Offside Front Motorcycle structure has a fracture which is likely to adversely affect braking or steering (6.1.1 (a) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Rear All direction indicators obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Rear Exhaust has a major leak of exhaust gases hole in silencer (6.1.2 (a)) | 1 |
| Offside Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Inner Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Exhaust has a major leak of exhaust gases muffler (6.1.2 (a)) | 1 |
| Drive chain horseshoe locking device likely to become detached (6.1.7 (j) (ii)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Front Handlebar fouling on the fuel tank or bodywork on full lock right hand (2.1.4 (b)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 1 |
| Front Direction indicator not working Both (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator light intensity significantly reduced (4.4.3 (a)) | 1 |
| Front Brake lagging in operation (1.2.1 (d)) | 1 |
| Nearside Front Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Offside Front Engine mounting/bracket missing (6.1.8 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Central Front Upper Headlamp not working on dipped beam Bulb blown - had to change headlamp bulb to correct. (4.1.1 (a) (ii)) | 1 |
| Front Brake lever insecure Lower lock nut loose (1.1.2 (e) (i)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Central Front Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Rear Exhaust system insecure (6.1.2 (a)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Footrest missing pillion footrest as pillion seat fitted (6.2.12 (a)) | 1 |
| Offside Handlebar excessively deformed (2.2.1 (c) (i)) | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Drive chain sprocket excessively loose (6.1.7 (c) (i)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Wheel spindle locking device missing (5.2.1 (d)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Headlamp reflector missing (4.1.1 (b) (ii)) | 1 |
| Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Service brake excessively fluctuating possible warped rear brake disc (1.2.1 (e)) | 1 |
| Rear Exhaust silencer likely to become detached (8.1.1 (b) (ii)) | 1 |
| Rear Shock absorber has negligible damping effect Rear suspension linkage is seized at the point of mounting to swinging arm (5.3.2 (b)) | 1 |
| Rear Brake disc contaminated cleaned disc. (1.1.14 (b)) | 1 |
| Offside Front Brake lever insecure (1.1.2 (e) (i)) | 1 |