| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Headlamp aim beam image kick up to the offside |1.6| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Fuel tank leaking |7.2.1a| | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Offside Front Brake hose leaking fluid |3.2.B4| | 1 |
| Clutch lever shortened so it cannot be readily operated. |6.2.1g| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear All direction indicators obviously incorrectly positioned |4.4.3 |a|| | 1 |
| Nearside Front All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Direction indicator obviously incorrectly positioned |4.4.3 |a|| | 1 |
| All direction indicators obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Registration plate issues | 1 |
| Front Brake master cylinder defective but brake still operating (1.1.10 (b) (i)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Headlamp aim projected beam image obviously incorrect headlight beam deflector installed (4.1.2 (c)) | 1 |
| Rear reflector missing Rear reflector installed (4.8.2 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Nearside Handlebar deformed |2.1.1b| | 1 |
| Fuel system component insecure Fuel Tank |7.2.1b| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Indicator switch insecure |1.5.4| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |