| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 11 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 8 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 4 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Offside Front Brake disc contaminated (1.1.14 (b)) | 3 |
| Registration plate lamp issues | 3 |
| Horn not working |1.7.3a| | 2 |
| Horn sound not in accordance with requirements (7.7 (c)) | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Front Motorcycle structure excessively damaged |6.1.1a| | 1 |
| Nearside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Brake indicates excessive fluctuation of brake effort front (1.2.1 (e)) | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Brake lever mounting insecure |3.1.2a| | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Front Wheel has an excessively eccentric bead rim. |4.2.2| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear mono-shock pivot excessively worn |2.4.B.4| | 1 |
| Clutch lever positioned so it cannot be readily operated insecure (6.2.7 (b)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak Fork seal (5.3.2 (b)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Offside Front shock absorber seal failed and leaking oil leaking over caliper |2.3.3| | 1 |
| Fuel cap does not fasten securely by a positive means |7.2.2b| | 1 |
| Stop lamp remains on when the brake is released off rear brake pedal |1.3.1e| | 1 |
| Central Rear Shock absorber has negligible damping effect Has leaked oil out (5.3.2 (b)) | 1 |
| Offside Rear Brake pedal has insufficient reserve travel Adjusted and bled brake (1.1.2 (a)) | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Upper Direction indicator adversely affected by the operation of another lamp indicators affected by brake lamp and do not illuminate correctly when used on switch gear to use turn signal (4.4.3 (b)) | 1 |
| Central Rear Upper Stop lamp adversely affected by the operation of another lamp rear indicators light up when brake is depressed both front and rear brakes. (4.3.3 (b)) | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Inner Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Front Headlamp not working on main beam Main beam switch not working (4.1.1 (a) (ii)) | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort BRAKE DISC HAS UNEVEN WEAR |3.3.A1d| | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Brake effort inadequate at a wheel |1.2.1 |a| |i|| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Brake hose excessively damaged (1.1.12 (b) (ii)) | 1 |
| Headlamp incorrect colour showing blue light |1.2.1| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Central Front Headlamp aim so that beam "kick up" is not visible on the screen |1.6.B.1| | 1 |