| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 5 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 5 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Horn not working (7.7 (a)) | 3 |
| Registration plate issues | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 2 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Nearside Front Brake disc contaminated (1.1.14 (b)) | 2 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Exhaust has a major leak of exhaust gases Exhaust silencer / muffler has snapped where it joins the link pipe |6.1.2 |a|| | 1 |
| Nearside Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Fuel cap leaking has no seal fitted and is loose |6.1.3 |b| |i|| | 1 |
| Nearside Front Brake lever is bent and the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Offside Front Brake lever is bent and the brake cannot be readily applied |1.1.2 |d|| | 1 |
| Rear Brake caliper leaking (1.1.16 (b) (i)) | 1 |
| Rear Brake caliper operating mechanism has excessive travel (1.1.16 (e) (i)) | 1 |
| Nearside Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Offside Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Central Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Brake master cylinder insecure (1.1.10 (c)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Offside Front Inner Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Steering linkage insecure to the extent there is excessive movement at the mountings (2.1.3 (a) (ii)) | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Headlamp reflector seriously defective (4.1.1 (b) (ii)) | 1 |
| Rear Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Nearside Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Offside Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Brake lever is bent and the brake cannot be readily applied both sides (1.1.2 (d)) | 1 |
| Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Central Rear Stop lamp not working STOP LIGHT NOT WORKING FROM FRONT BRAKE |4.3.1 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Nearside Front Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Throttle operating incorrectly Does not shut off when released |6.2.7 |a| |i|| | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Brake lining(s) less than 1.0 mm thick (1.1.13 (a)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak fork seal (5.3.2 (b)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Front Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Offside Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Roller brake test brake efficiency less than 27.5% overall (1.2.2 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Nearside Front Shock absorber has a serious fluid leak both fork seals (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak both fork seals (5.3.2 (b)) | 1 |