| Most common failures | No# failures |
|---|
| Registration plate issues | 32 |
| Headlamp aim out of alignment | 9 |
| Rear reflector on motorcycle missing |1.4.1| | 9 |
| Registration plate lamp issues | 6 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 3 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Horn not working |1.7.3a| | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Rear Brake lever pivot has excessive free play (1.1.1 (b)) | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Direction indicators not working |1.5.1c| | 1 |
| Headlamp reflector missing (4.1.1 (b) (ii)) | 1 |
| Direction indicator obviously incorrectly positioned Mandatory solo motorcycles direction indicators must have minimum separation distances between the illuminating surfaces of 240mm at the front and 180mm at the rear. (4.4.3 (a)) | 1 |
| Rear Position lamp adversely affected by the operation of another lamp rear indicators affect half of the rear light when on. (4.2.3 (b)) | 1 |
| Rear Brake caliper insecure Caliper mounting bolt is very loose. (1.1.16 (c) (i)) | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak Fork seal leaking (5.3.2 (b)) | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Direction indicator missing |1.5.1a| | 1 |
| Offside Front Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Offside Rear Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear Outer Coil spring mounting insecure to the extent that relative movement is visible (5.3.1 (a) (ii)) | 1 |
| Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Offside Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Front Brake disc contaminated (1.1.14 (b)) | 1 |
| Front Direction indicator missing |1.5.1a| | 1 |
| Rear Direction indicator missing |1.5.1a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear reflector on motorcycle does not reflect squarely to the rear |1.4.1| | 1 |
| Rear reflector on motorcycle incorrectly positioned |1.4.2d| | 1 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Front Motorcycle structure joining/attachment plate or fastening so insecure that structural rigidity is seriously reduced Mudguard fixing stay broken and insecure. (6.1.1 (b) (ii)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Brake linkage has abnormal movement due to excessive wear |3.2.A1i| | 1 |
| Front Brake hose fouling |3.2.B3b| | 1 |
| Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Front Stop lamp not working front brake lever brake light (4.3.1 (a) (ii)) | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |