| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 11 |
| Headlamp aim out of alignment | 9 |
| Registration plate issues | 8 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 8 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 6 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Headlamp insecure (4.1.1 (c)) | 5 |
| Stop lamp remains on when the brakes are released | 5 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 5 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 4 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 4 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 3 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 3 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 3 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 3 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Stop lamp not working Control one |4.3.1 |a| |ii|| | 2 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Headlamp aim not tested |4.1.2 |b|| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 2 |
| Shock absorber has negligible damping effect MAJOR / DANGEROUS (5.3.2 (b)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Front Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Offside Front Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Offside Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Stop lamp does not illuminate immediately a brake applies both controls |1.3.1a| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Brake lever insecure |3.1.2a| | 1 |
| Nearside Rear Exhaust silencer likely to become detached |8.1.1 |b| |ii|| | 1 |
| Front Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Engine mounting/bracket excessively loose |6.1.8 |a| |ii|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Front Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 1 |
| Decelerometer brake test brake efficiency less than 27.5% overall |1.2.2 |a| |ii|| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Rear Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Front position lamp does not face the front |1.1.1d| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Stop lamp does not illuminate immediately a brake applies control 2 |1.3.1a| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Stop lamp does not illuminate immediately a brake applies front lever |1.3.1a| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Offside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Front Brake lever has restricted free movement (1.1.15 (e)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Rear Brake lever excessively worn (1.1.15 (b)) | 1 |
| Nearside Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Rear Brake lever insecure DANGEROUS (1.1.2 (e) (i)) | 1 |
| Rear Brake pivot excessively worn DANGEROUS (1.1.15 (b)) | 1 |
| Nearside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Headlamp insecure (4.1.1 (c)) | 1 |
| Nearside Front Direction indicator lens defective such that the emitted light is adversely affected broken (4.4.1 (b) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Brake hose damaged | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Rear Lower Footrest insecure (6.2.12 (a)) | 1 |
| Offside Rear Lower Footrest missing (6.2.12 (a)) | 1 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Suspension arm mounting modified so the suspension is inoperative (5.3.3 (c) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Stop lamp not working Offside lever (4.3.1 (a) (ii)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Not working off the front brake (4.3.2 (a) (iii)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Nearside Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Brake lever has restricted free movement right and left (1.1.15 (e)) | 1 |
| Forks fractured (2.2.2 (d) (i)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Central Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Nearside Brake lever has insufficient reserve travel lever (1.1.2 (a)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |