| Most common failures | No# failures |
|---|
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Headlamp aim out of alignment | 7 |
| Registration plate lamp issues | 5 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 4 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 3 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Front Brake excessively binding (1.2.1 (f)) | 3 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 3 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 3 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 2 |
| Central Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Brake lever insecure (1.1.2 (e) (i)) | 2 |
| Front Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Front Steering operation linkage fouling when handlebars turned from lock to lock Knocking noise when turning steering left to right (2.1.4 (a)) | 1 |
| Registration plate issues | 1 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Throttle operating incorrectly Throttle body / mirror body loose insecure (6.2.7 (a) (i)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Front Steering linkage locking device ineffective (2.1.3 (d)) | 1 |
| Handlebar mounting so insecure that steering is adversely affected (2.2.1 (a) (ii)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Nearside Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Brake lever has insufficient reserve travel rear brake control (1.1.2 (a)) | 1 |
| Central Front Handlebar mounting so insecure that steering is adversely affected (2.2.1 (a) (ii)) | 1 |
| Central Front Headlamp insecure (4.1.1 (c)) | 1 |
| Offside Front Brake lever is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Nearside Brake lever has abnormal movement of levers indicating excessive wear or maladjustment Left hand brake lever abnormal wear (1.1.15 (f)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Stop lamp emits other than a steady red light (4.3.3 (a) (ii)) | 1 |
| Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 1 |
| Offside Throttle operating incorrectly insecure to handle bar (6.2.7 (a) (i)) | 1 |
| Central Front Headlamp aim unable to be tested dip beam not working (4.1.2 (b)) | 1 |
| Rear reflector likely to become detached (4.8.1 (b) (ii)) | 1 |
| Brake lining(s) less than 1.0 mm thick Front (1.1.13 (a)) | 1 |
| Rear Brake lever has insufficient reserve travel Rear brake has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Brake lever insecure Rear brake lever / switch gear insecure (1.1.2 (e) (i)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Offside Steering linkage locking device ineffective (2.1.3 (d)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Brake lever insecure brake lever mount insecure (1.1.2 (e) (i)) | 1 |
| Headlamp insecure cowling (4.1.1 (c)) | 1 |