| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 19 |
| Registration plate lamp issues | 10 |
| Registration plate issues | 7 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 6 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Front Brake excessively binding (1.2.1 (f)) | 6 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 5 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 4 |
| Rear Position lamp not working (4.2.1 (a)) | 4 |
| Front Brake excessively binding |1.2.1 |f|| | 4 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Front Position lamp not working (4.2.1 (a)) | 2 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Brake disc contaminated (1.1.14 (b)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Horn not working (7.7 (a)) | 2 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Rear Pillion seat insecure (6.2.6 (a) (ii)) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Brake hose damaged | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Fuel cap ineffective Seal loose (6.1.3 (b) (i)) | 1 |
| Front Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Front Brake grabbing severely |1.2.1 |c|| | 1 |
| Stop lamp not working When rear brake control applied (4.3.1 (a) (ii)) | 1 |
| Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Front Brake disc insecure (1.1.14 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak both (5.3.2 (b)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Nearside Front Brake disc missing (1.1.14 (c)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Headlamp lens missing Head lamp lens broken / missing |4.1.1 |b| |ii|| | 1 |
| Indicator switch defective |1.5.4| | 1 |
| Front Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Rear brake disc in such a condition that it is seriously weakened | 1 |
| Steering headbearing excessively stiff or notchy notchy (2.2.2 (f) (i)) | 1 |
| Front Steering headbearing has excessive wear or free play head bearing notchy |2.2.2 |f| |i|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak fork |5.3.2 |b|| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Rear Brake effort inadequate at a wheel rear brake |1.2.1 |a| |i|| | 1 |