| Most common failures | No# failures |
|---|
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 5 |
| Headlamp aim out of alignment | 5 |
| Headlamp aim not tested (4.1.2 (b)) | 4 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Registration plate lamp issues | 2 |
| Registration plate issues | 2 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Lower Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 1 |
| Fuel cap ineffective seal missing from cap (6.1.3 (b) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Steering operation linkage fouling when handlebars turned from lock to lock no lock stop left or right on steering (2.1.4 (a)) | 1 |
| Rear Lower Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Nearside Rear Motorcycle structure joining/attachment plate or fastening insecure top box rack bolts missing (6.1.1 (b) (i)) | 1 |
| Offside Rear Motorcycle structure joining/attachment plate or fastening insecure top box rack bolts missing (6.1.1 (b) (i)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Steering operation linkage fouling when handlebars turned from lock to lock (2.1.4 (a)) | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Rear Brake lever insecure Mount loose |1.1.2 |e| |i|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Rear Lower Suspension component pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Brake master cylinder insecure (1.1.10 (c)) | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Steering lock stop ineffective |2.1.3| | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Fuel cap ineffective |6.1.3 |b| |i|| | 1 |
| Brake component insecure Rear brake lever pivot bracket broken and brake lever securing nut missing (1.1.21 (c)) | 1 |
| Rear Brake lever insecure Rear brake lever (1.1.2 (e) (i)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Brake lever excessively worn (1.1.15 (b)) | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Rear Stop lamp not working not working on osf lever (4.3.1 (a) (ii)) | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear reflector defective or damaged by more than 50% of the reflecting surface reflective tape used (4.8.1 (a) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Rear Engine mounting/bracket excessively loose (6.1.8 (a) (ii)) | 1 |
| Front Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Steering operation linkage fouling when handlebars turned from lock to lock |2.1.4 |a|| | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Front Steering operation impeded by a fairing (2.1.4 (e)) | 1 |