| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 10 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 6 |
| Registration plate lamp issues | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Front Headlamp at least one does not illuminate on dipped beam (1.2.2a(i)) | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Rear Wheel bearing so rough it is likely to overheat or break up |5.1.3 |b| |ii|| | 1 |
| An item not tested |Manual| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake disc|s| excessively pitted |3.2.A1l| | 1 |
| Offside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Offside Front Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Rear Brake fluid not visible (1.1.10 (d) (iii)) | 1 |
| Offside Front Brake fluid not visible (1.1.10 (d) (iii)) | 1 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Exhaust is leaking and excessively noisey (7.1.1b) | 1 |
| Front Roller brake test indicates a binding brake (3.3.A1a) | 1 |
| Front Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort (3.3.A1c) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. (3.3.A2b) | 1 |
| Front Stop lamp does not emit a steady light (1.3.1b) | 1 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Horn sound not in accordance with requirements Horn button sticking (7.7 (c)) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate immediately a brake applies loose wire |1.3.1a| | 1 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Handlebar so insecure it is likely to become detached |2.2.1 |b| |ii|| | 1 |
| Rear Brake caliper insecurely mounted and braking performance affected |1.1.16 |c| |ii|| | 1 |
| Nearside Front Lower Motorcycle structure is fractured and structural rigidity is significantly reduced |6.1.1 |a| |i|| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |