| Most common failures | No# failures |
|---|
| Front Brake excessively binding (1.2.1 (f)) | 12 |
| Headlamp aim out of alignment | 12 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 10 |
| Rear Brake excessively binding (1.2.1 (f)) | 7 |
| Rear reflector missing (4.8.2 (a) (ii)) | 7 |
| Registration plate lamp issues | 7 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 4 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Nearside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 3 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| 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)) | 2 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Offside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Registration plate issues | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Stop lamp not working handcontrol (4.3.1 (a) (ii)) | 1 |
| Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Offside Stop lamp not working hand control (4.3.1 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Steering headbearing excessively stiff or notchy Notchy (2.2.2 (f) (i)) | 1 |
| Rear Brake disc significantly and obviously worn Badly dished and worn by worn brake caliper mountings (1.1.14 (a) (i)) | 1 |
| Rear Brake caliper operating mechanism has excessive travel Excessive play in mounting bracket to caliper pins, causing brake disc to have dished. (1.1.16 (e) (i)) | 1 |
| Nearside Rear Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Headlamp aim projected beam image obviously incorrect both (4.1.2 (c)) | 1 |
| Rear Brake performance not tested (1.2.1 (g)) | 1 |
| Nearside Front Headlamp light intensity severely reduced 50% not working on main and high beam (4.1.4 (a)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Rear reflector reflecting white to the rear (4.8.2 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Nearside Front Brake lever has restricted free movement (1.1.15 (e)) | 1 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Brake performance not tested (1.2.1 (g)) | 1 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Engine mounting/bracket bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Rear Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Rear Shock absorber has negligible damping effect REAR SUSPENSION SIEZED! (5.3.2 (b)) | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Offside Front Lower Brake excessively binding front brake sticking on (1.2.1 (f)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Horn sound not in accordance with requirements harsh note (7.7 (c)) | 1 |
| Stop lamp not working Control 1 (Front Brake) (4.3.1 (a) (ii)) | 1 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Rear Suspension arm attachment bracket/mounting insecure (5.3.3 (a) (i)) | 1 |
| Rear Suspension arm mounting has an unsafe modification (5.3.3 (c) (i)) | 1 |
| Front Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy notchy (2.2.2 (f) (i)) | 1 |
| Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Exhaust has a major leak of exhaust gases Lambda sensor missing, hole not sealed (6.1.2 (a)) | 1 |
| Front Brake disc contaminated Due to fork oil leak (1.1.14 (b)) | 1 |
| Central Front Inner Valve stem seriously damaged valve stem split and perishing. (5.2.3 (j)) | 1 |
| Central Front Brake excessively binding (1.2.1 (f)) | 1 |