| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 41 |
| Registration plate issues | 20 |
| Registration plate lamp issues | 14 |
| Steering headbearing has excessive free play |2.2.2| | 14 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 12 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 11 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 10 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 10 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 10 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 9 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 9 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 9 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 8 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 8 |
| Front Brake excessively binding (1.2.1 (f)) | 8 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 7 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 7 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 7 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 7 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 6 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 6 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 6 |
| Stop lamp remains on when the brakes are released | 6 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 6 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 6 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 6 |
| Front suspension has inadequate damping effect. |2.3.6c| | 5 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 5 |
| Nearside Steering lock stop ineffective |2.1.3| | 5 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 5 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 5 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 4 |
| Rear Position lamp not working |4.2.1 |a|| | 4 |
| Front Steering headbearing has excessive free play |2.2.2| | 4 |
| Indicator switch defective |1.5.4| | 4 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 4 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 4 |
| Front Brake excessively binding |1.2.1 |f|| | 4 |
| Throttle operating incorrectly |6.2.1f| | 4 |
| Rear Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 4 |
| Steering operation restricted in free movement from lock to lock (2.1.4 (c)) | 4 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 3 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 3 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 3 |
| Horn not working |1.7.3a| | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Rear reflector missing |4.8.2 |a| |ii|| | 3 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 3 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 3 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 3 |
| Nearside Rear Direction indicators not working |1.5.1c| | 3 |
| Rear Brake cable insecure | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Offside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 3 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Offside Rear Direction indicator insecure |1.5.3b| | 2 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 2 |
| Nearside Rear Direction indicator not working |1.5.1c| | 2 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 2 |
| Front Shock absorber has negligible damping effect |5.3.2 |b|| | 2 |
| Offside Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Front Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 2 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 2 |
| Nearside Front suspension assembly component excessively corroded. |2.3.1| | 2 |
| Direction indicators not working |1.5.1c| | 2 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 2 |
| Nearside Front Direction indicator not working |1.5.1c| | 2 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 2 |
| Front suspension assembly component excessively misaligned |2.3.1| | 2 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 2 |
| Steering headbearing in such a condition that steering control is adversely affected |2.2.2 |f| |ii|| | 2 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 2 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 2 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 2 |
| Nearside Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 2 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 2 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 2 |
| Stop lamp not working |4.3.1 |a| |ii|| | 2 |
| Fuel pipe leaking |7.2.1a| | 2 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Front Plate brake test indicates a binding brake |3.3.B1a| | 2 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 2 |
| Offside Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Offside Rear Direction indicators not working |1.5.1c| | 2 |
| Nearside Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 2 |
| Floor brake test indicates a severely grabbing brake |3.3.C2d| | 2 |
| Exhaust system insecure |6.1.2 |a|| | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Nearside Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Steering headbearing has excessive wear or free play loose (2.2.2 (f) (i)) | 2 |
| Nearside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 2 |
| Engine mounting/bracket damaged or deteriorated resulting in excessive movement (6.1.8 (a) (i)) | 2 |
| Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |