| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Steering headbearing has excessive free play |2.2.2| | 4 |
| Rear reflector missing |4.8.2 |a| |ii|| | 4 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Front Brake excessively binding |1.2.1 |f|| | 3 |
| Registration plate issues | 3 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Front Brake hose excessively kinked |3.2.B3a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Front Direction indicator obscured |1.5.1a| | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Rear brake binding | 1 |
| Registration plate lamp issues | 1 |
| Exhaust system not adequately supported |7.1.1| | 1 |
| Rear All direction indicators obviously incorrectly positioned |4.4.3 |a|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Rear Stop lamp switch with a delay in operation |4.3.2 |a| |ii|| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Exhaust is leaking and excessively noisey collectors blowing |7.1.1b| | 1 |
| Nearside Front Steering lock stop ineffective fowling tank |2.1.3| | 1 |
| Front Vehicle identification number not legible |6.3.5a| | 1 |
| Brake performance not tested |3.3| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Exhaust mounting does not fully support the exhaust system Exhaust is catching the bottom suspension mounting. |7.1.1.c| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Central Rear Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Suspension arm insecurely attached |5.3.3 |a| |i|| | 1 |
| Rear Wheel spindle loose |5.2.1 |c| |i|| | 1 |
| Handlebar mounting insecure |2.2.1 |a| |i|| | 1 |
| Front Shock absorber has a serious fluid leak Both |5.3.2 |b|| | 1 |
| Front Headlamp insecure |4.1.1 |c|| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Front Valve stem seriously damaged |5.2.3 |j|| | 1 |
| Drive chain excessively tight |6.1.7 |k| |i|| | 1 |
| Rear Brake pedal has insufficient reserve travel |1.1.2 |a|| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Rear Direction indicator not working offside and nearside (4.4.1 (a) (ii)) | 1 |
| Fuel hose leaking (6.1.3 (b) (i)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake fluid reservoir leaking hydraulic fluid |3.2.B1e| | 1 |
| Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Brake lagging in operation (1.2.1 (d)) | 1 |
| Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |