| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 10 |
| Steering headbearing has excessive free play |2.2.2| | 7 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 7 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 4 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 4 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Nearside Rear Direction indicator incorrect colour |1.5.1b| | 3 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 3 |
| Front Direction indicator incorrect colour |1.5.1b| | 2 |
| Rear Direction indicator incorrect colour |1.5.1b| | 2 |
| Nearside Rear Direction indicator not working |1.5.1c| | 2 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear reflector missing reflector obstructed by reg plate (4.8.2 (a) (ii)) | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Brake lever attachment screws loose |3.1.2b| | 1 |
| Offside Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Steering operation restricted in free movement from lock to lock Restriction on full r/h lock |2.1.4 |c|| | 1 |
| Front Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Registration plate issues | 1 |
| Direction indicator incorrect colour |1.5.1b| | 1 |
| Headlamp light source and lamp not compatible |4.1.4 |c|| | 1 |
| Headlamp insecure |4.1.1 |c|| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Stop lamp does not illuminate immediately a brake applies front brake |1.3.1a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Central Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Central Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Central Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement Can`t open to test |7.2.2b| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Direction indicator incorrect colour all front and rear lenses faded |1.5.1b| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| All direction indicators incorrect colour (4.4.3 (a)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Rear Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |