| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8 |
| Registration plate lamp issues | 3 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 3 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 2 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Front Position lamp likely to become detached (4.2.1 (c) (ii)) | 2 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 2 |
| Headlamp insecure |4.1.1 |c|| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Rear Stop lamp switch with a delay in operation |4.3.2 |a| |ii|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Front Motorcycle structure has a fracture which is likely to adversely affect braking or steering Mudguard loose and cracked |6.1.1 |a| |ii|| | 1 |
| Riders seat insecure |6.2.5 |a| |ii|| | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Central Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Registration plate issues | 1 |
| Brake effort inadequate at a wheel rear system |1.2.1 |a| |i|| | 1 |
| Horn not working (7.7 (a)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Front Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Front Brake grabbing severely |1.2.1 |c|| | 1 |
| Rear Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Lower Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Offside Rear Direction indicator with a multiple light source more than 1/2 not functioning |4.4.1 |a| |ii|| | 1 |
| Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Offside Front Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Offside Front Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Offside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Offside Front Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Front Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil FORK SEAL |2.3.3| | 1 |
| Nearside Front Brake lever so insecure that the brake cannot be readily applied (1.1.2 (e) (ii)) | 1 |
| Nearside Rear Brake lever so insecure that the brake cannot be readily applied (1.1.2 (e) (ii)) | 1 |
| Front Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Front Steering operation impeded by a fairing headlight wires hanging down could obstruct steering (2.1.4 (e)) | 1 |
| Front Headlamp aim not tested head light insecure will not show on beam tester (4.1.2 (b)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Offside Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear Exhaust system insecure mounts not secured (6.1.2 (a)) | 1 |
| Headlamp aim not tested no dip (4.1.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Front Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Rear Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Wheel bearing so rough it is likely to overheat or break up |5.1.3 |b| |ii|| | 1 |
| Headlamp not working on dipped beam goes out on R/H lock. |4.1.1 |a| |ii|| | 1 |
| Stop lamp not working RH |front| brake stop light not working |4.3.1 |a| |ii|| | 1 |
| Handlebar mounting so insecure that steering is adversely affected (2.2.1 (a) (ii)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Rear Exhaust system insecure |6.1.2 |a|| | 1 |
| Headlamp incorrect colour |4.1.4 |a|| | 1 |
| Rear Brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Headlamp not working on dipped beam bulb blown/ replaced bulb |4.1.1 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Front Suspension component likely to fail corroded fork |5.3.3 |b| |ii|| | 1 |
| Offside Front Suspension component likely to fail corroded fork |5.3.3 |b| |ii|| | 1 |
| Stop lamp not working front brake lever |4.3.1 |a| |ii|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |