| Most common failures | No# failures |
|---|
| Registration plate issues | 45 |
| Rear reflector on motorcycle missing |1.4.1| | 25 |
| Rear reflector missing (4.8.2 (a) (ii)) | 21 |
| Rear reflector missing |4.8.2 |a| |ii|| | 13 |
| Registration plate lamp issues | 9 |
| Headlamp aim out of alignment | 8 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 8 |
| Horn not working (7.7 (a)) | 7 |
| Horn not working (7.7 (a) (ii)) | 6 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 4 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| 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| | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Rear Footrest missing |6.2.12 |a|| | 1 |
| Rear Rear reflector missing FITTED DURING TEST |4.8.2 |a| |ii|| | 1 |
| Horn not working at R/H full lock connector comes off |1.7.3a| | 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 |
| Nearside Front Direction indicator missing |4.4.1 |a| |ii|| | 1 |
| Offside Front Direction indicator missing |4.4.1 |a| |ii|| | 1 |
| Exhaust silencer insecure |8.1.1 |b| |i|| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Direction indicators affected by the operation of another lamp both |1.5.1c| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Nearside Rear Direction indicator obviously incorrectly positioned |4.4.3 |a|| | 1 |
| Offside Rear Direction indicator obviously incorrectly positioned |4.4.3 |a|| | 1 |
| Stop lamp does not emit a steady light stop lamp not illuminated with brake held on |1.3.1b| | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front All position lamps not working (4.2.1 (a)) | 1 |
| Rear All position lamps not working (4.2.1 (a)) | 1 |
| Steering linkage locking device missing Left hand steering stop broken off. (2.1.3 (d)) | 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 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Shock absorber has a serious fluid leak forks (5.3.2 (b)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 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 switches hit cockpit fairing on full lock (2.1.4 (c)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Footrest insecure (6.2.12 (a)) | 1 |
| Rear 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 |
| Rear Exhaust markings indicating not for road use or similar wording (6.1.2 (c)) | 1 |
| Offside Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Brake lever has insufficient reserve travel front brake lever hits throttle body before full braking efficiency achieved. aftermarket lever fitted. (1.1.2 (a)) | 1 |
| Nearside Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Offside Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |