| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 13 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Registration plate lamp issues | 4 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 3 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear reflector on motorcycle obscured |1.4.1| | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Registration plate issues | 1 |
| Centre Rear reflector on motorcycle missing |1.4.1| | 1 |
| Centre Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Rear Brake excessively binding |1.2.1 |f|| | 1 |
| Rear Brake lever has restricted free movement brake shoe arm seized |1.1.15 |e|| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Centre Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Centre Front Headlamp insecure |1.2.3b| | 1 |
| Stop lamp does not illuminate immediately a brake applies front brake |1.3.1a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear wheel insecure |4.2.3b| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Rear Brake lever insecure |3.1.2a| | 1 |
| Centre Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Nearside Brake lever insecure |3.1.2a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front Brake lever mounting insecure |3.1.2a| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking Centre stand insecure |6.1.1c| | 1 |
| Brake lever has insufficient reserve travel when on right lock |1.1.2 |a|| | 1 |
| Steering headbearing has excessive wear or free play extremely notchy |2.2.2 |f| |i|| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Nearside Rear Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Offside Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Brake lagging in operation (1.2.1 (d)) | 1 |
| Front Brake grabbing severely (1.2.1 (c)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Valve stem seriously damaged perished (5.2.3 (j)) | 1 |
| Rear Valve stem seriously damaged perished (5.2.3 (j)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure All panels Insecure (6.1.1 (b) (i)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front position lamp insecure |1.1.1c| | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Motorcycle structure joining/attachment plate or fastening so insecure that structural rigidity is seriously reduced FRONT NEAR SIDE LOWER FAIRING (6.1.1 (b) (ii)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |