| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 34 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 15 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 7 |
| Front wheel bearings are excessively rough |2.3.5b| | 5 |
| Horn not working |1.7.3a| | 5 |
| Front wheel bearings have excessive free play |2.3.5b| | 5 |
| Registration plate lamp issues | 5 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 5 |
| Offside Front Direction indicators not working |1.5.1c| | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Registration plate issues | 3 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 3 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Rear Brake pedal cannot be released smoothly |3.1.3d| | 2 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Rear Drive chain worn to excess |6.2.1e| | 2 |
| Front Headlamp aim beam image kick-up is to the offside |1.6.1| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Drive chain excessively tight |6.2.1d| | 2 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Drive chain worn to excess |6.2.1e| | 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 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 2 |
| Rear Footrest missing |6.2.1a| | 2 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Exhaust markings indicating not for road use or similar wording (7.1.4) | 1 |
| Nearside Handlebar deformed |2.1.1b| | 1 |
| Nearside Direction indicator insecure |1.5.3b| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Centre Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Nearside Rear Direction indicator with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Steering control has Insufficient clearance at full lock affecting the riders operation of the controls |2.1.2b| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Front Steering lock stop missing |2.1.3| | 1 |
| Fuel tank leaking |7.2.1a| | 1 |
| Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Front Steering movement excessively stiff with the wheel raised (2.2.1b) | 1 |
| Front Horn not working (1.7.3a) | 1 |
| Offside Steering control has Insufficient clearance at full lock affecting the riders operation of the controls |2.1.2b| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front All direction indicators obviously incorrectly positioned |4.4.3 |a|| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Front Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Stop lamp not working Front Brake (4.3.1 (a) (ii)) | 1 |
| Offside Front Steering lock stop ineffective |2.1.3| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 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 insecure (1.1.2 (e) (i)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp aim beam image kick up to the offside (1.6) | 1 |
| Front position lamp incorrect colour (1.1.2a) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on (1.1.3a) | 1 |
| Nearside Steering lock stop maladjusted (2.1.3) | 1 |
| Offside Steering lock stop maladjusted (2.1.3) | 1 |
| Nearside Rear Direction indicator not working (1.5.1c) | 1 |
| Horn not working (1.7.3a) | 1 |
| Brake component has restricted free movement and operation is likely to be impeded (3.2.A1h) | 1 |
| Rear Roller brake test indicates a severely grabbing brake (3.3.A1b) | 1 |
| Nearside Handlebar handgrip not secure to handlebars. (2.1.1c) | 1 |
| Front Brake master cylinder fluid level dangerously low (3.2.B1d) | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Exhaust has part of the system missing |7.1.1a| | 1 |
| Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Offside Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Nearside Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Nearside Steering control has Insufficient clearance at full lock affecting the riders operation of the controls |2.1.2b| | 1 |
| Offside Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Steering headbearing in such a condition that steering control is adversely affected Tight spots |2.2.2 |f| |ii|| | 1 |
| Nearside Direction indicators not working |1.5.1c| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake pedal is inoperative |3.1.3c| | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |