| Most common failures | No# failures |
|---|
| Front Brake excessively binding (1.2.1 (f)) | 16 |
| Headlamp aim out of alignment | 13 |
| Registration plate lamp issues | 10 |
| Horn not working (7.7 (a) (ii)) | 5 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Rear Brake excessively binding (1.2.1 (f)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 3 |
| Registration plate issues | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Offside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Suspension component pin or bush excessively worn swingarm/engine mounting |5.3.4 |a| |i|| | 1 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement |6.1.8 |a| |i|| | 1 |
| Wheel alignment incorrect which adversely affects the handling front forks bent (2.4 (a)) | 1 |
| Nearside Steering linkage locking device ineffective steering stop (2.1.3 (d)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Central Front Brake excessively binding (1.2.1 (f)) | 1 |
| Fuel cap ineffective unable to open at time of test (6.1.3 (b) (i)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Front Brake lever excessively worn (1.1.15 (b)) | 1 |
| Suspension arm has an unsafe modification (5.3.3 (c) (i)) | 1 |
| Brake performance not tested Seized Brake Caliper Pistons (1.2.1 (g)) | 1 |
| Offside Front Shock absorber has a serious fluid leak fork seal (5.3.2 (b)) | 1 |
| Front Fork yoke excessively deformed (2.2.2 (d) (i)) | 1 |
| Steering operation impeded by a fairing (2.1.4 (e)) | 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 Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Headlamp insecure |4.1.1 |c|| | 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 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Nearside Front Shock absorber has negligible damping effect Front left fork leg seized (5.3.2 (b)) | 1 |
| Stop lamp not working from rear control (4.3.1 (a) (ii)) | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Front Brake caliper excessively weakened by corrosion (1.1.16 (d) (i)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Offside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Brake disc insecure bolt missing (1.1.14 (a) (ii)) | 1 |
| Rear Wheel spindle locking device missing (5.2.1 (d)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Shock absorber has negligible damping effect both shocks have no damping (5.3.2 (b)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Front Brake caliper operating mechanism has excessive travel front lever bent and poor (1.1.16 (e) (i)) | 1 |
| Rear Brake excessively binding dangerous to used seized solid (1.2.1 (f)) | 1 |
| Nearside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Nearside Rear Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |