| Most common failures | No# failures |
|---|
| Steering headbearing has excessive free play |2.2.2| | 6 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 5 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 4 |
| Headlamp aim out of alignment | 3 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Front Direction indicators not working |1.5.1c| | 1 |
| Front Exhaust has a major leak of exhaust gases joint to cylinder barrel (6.1.2 (a)) | 1 |
| Rear Steering headbearing has excessive free play |2.2.2| | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Fuel cap mounting flange/sealing method defective |7.2.2c| | 1 |
| Front suspension assembly component loose fork loose in yoke |2.3.1| | 1 |
| Brake lever has inadequate reserve travel rear brake/ left hand |3.1.3b| | 1 |
| Front Front mudguard can easily contact the wheel |2.3.7| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front Motorcycle structure joining/attachment plate or fastening insecure front panel including headlight (6.1.1 (b) (i)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure side panels missing fitting screws (6.1.1 (b) (i)) | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Nearside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Direction indicator damaged and function impaired cancel button missing |1.5.3a| | 1 |
| Rear Brake lever insecure nut missing |3.1.2a| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Direction indicator deteriorated and function impaired indicators do not fully go out. |1.5.3a| | 1 |
| Centre Front Horn not working |1.7.3a| | 1 |
| Registration plate issues | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Nearside Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Nearside Rear Brake lever attachment screws missing |3.1.2b| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Offside Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Stop lamp not working both levers |4.3.1 |a| |ii|| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Fuel pipe leaking |7.2.1a| | 1 |
| Fuel tank leaking |7.2.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| All position lamps adversely affected by the operation of another lamp side lights illuminating when front and rear brake applied |1.1.3b| | 1 |
| Stop lamp does not illuminate immediately a brake applies Does not illuminate individual light when applied front or rear |1.3.1a| | 1 |