| Most common failures | No# failures |
|---|
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 12 |
| Headlamp aim out of alignment | 10 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 8 |
| Registration plate lamp issues | 7 |
| Registration plate issues | 6 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Offside Front Direction indicator insecure |1.5.3b| | 4 |
| Steering headbearing has excessive free play |2.2.2| | 4 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 4 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 3 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Roller brake test brake efficiency less than 27.5% overall (1.2.2 (a) (ii)) | 2 |
| Rear Brake effort inadequate at a wheel |1.2.1 |a| |i|| | 2 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Rear position lamp missing |1.1.1a| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Horn not working |1.7.3a| | 2 |
| Handlebar mounting insecure |2.2.1 |a| |i|| | 1 |
| Headlamp aim not tested PATTERN OBVIOUSLY INCORRECT NO PATTERN TO TEST |4.1.2 |b|| | 1 |
| Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Nearside Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Brake lever has insufficient reserve travel rear brake |1.1.2 |a|| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Rear wheel bearings have excessive free play (2.4.A.2c) | 1 |
| Front Wheel spindle loose (5.2.1 (c) (i)) | 1 |
| Rear Brake component modification unsafe (1.1.21 (d) (i)) | 1 |
| Front Forks insecure (2.2.2 (d) (i)) | 1 |
| Nearside Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Brake disc|s| excessively worn front |3.2.A1l| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Nearside Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Nearside Front Direction indicator insecure |1.5.3b| | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Riders seat insecure |6.2.5 |a| |ii|| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Front Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Lower Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Headlamp missing |1.2.3a| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies control |1.3.1a| | 1 |
| Front Brake hose leaking (1.1.12 (c)) | 1 |
| Rear position lamp damaged and function impaired |1.1.1b| | 1 |
| Vehicle identification number not legible |6.3.5a| | 1 |
| Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front position lamp missing |1.1.1a| | 1 |
| Offside Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Front Brake excessively binding unable to check wheel bearings (1.2.1 (f)) | 1 |
| Rear Brake cable damaged Threaded part of cable broken and held on by rust (1.1.15 (a)) | 1 |
| Nearside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Brake cable guide defective and affecting operation cant operate rear brake with lever due to cable seized (1.1.15 (d)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Throttle operating incorrectly throttle sticking and high on revs (6.2.7 (a) (i)) | 1 |
| Shock absorber has negligible damping effect no damping, excessive rebound (5.3.2 (b)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Front brake switch not working. (4.3.2 (a) (iii)) | 1 |
| Valve stem seriously damaged Valve stem perished. (5.2.3 (j)) | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front All direction indicators not working (4.4.1 (a) (ii)) | 1 |