| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 18 |
| Registration plate issues | 13 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 10 |
| Throttle operating incorrectly |6.2.1f| | 7 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 7 |
| Headlamp aim not tested |1.6| | 6 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 6 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 6 |
| Nearside Rear Direction indicator not working |1.5.1c| | 5 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 5 |
| Front wheel bearings have excessive free play |2.3.5b| | 5 |
| Offside Rear Direction indicator not working |1.5.1c| | 4 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 3 |
| Handlebar mounting clamp loose |2.1.1a| | 3 |
| Headlamp aim beam image kick up to the offside |1.6| | 3 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 3 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 3 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 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 |
| Nearside Front Direction indicator not working |1.5.1c| | 3 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 2 |
| Front Indicator tell tale not functioning |1.5.2| | 2 |
| Horn not working |1.7.3a| | 2 |
| Rear wheel insecure |4.2.3b| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Front Brake cable badly frayed |3.2.A1b| | 2 |
| Rear Brake pedal cannot be released smoothly |3.1.3d| | 2 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 2 |
| Nearside Rear Direction indicator incorrect colour |1.5.1b| | 2 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 2 |
| Nearside Indicator tell tale not functioning |1.5.2| | 1 |
| Fuel cap mounting flange/sealing method defective |7.2.2c| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Brake cable has a significantly damaged outer casing. |3.2.A1b| | 1 |
| Offside Front Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Rear Wheel fixing loose (single fixing) (5.2.1 (a) (ii)) | 1 |
| Wheel fixing missing (multiple fixings) one of securing nuts missing. (5.2.1 (a) (i)) | 1 |
| Headlamp damaged and function impaired |1.2.3a| | 1 |
| Nearside Steering lock stop missing |2.1.3| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Headlamp dipped beam affected by the operation of the horn |1.2.2c| | 1 |
| Headlamp main beam affected by the operation of the horn |1.2.2c| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Rear Riders seat insecure |6.2.1a| | 1 |
| Rear Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator missing |1.5.1a| | 1 |
| Offside Rear Direction indicator missing |1.5.1a| | 1 |
| Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Rear suspension bush excessively deteriorated |2.4.A2a|i|| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front Direction indicator not working |1.5.1c| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Centre Front Lower Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Front Steering headbearing excessively stiff or notchy Notchy (2.2.2 (f) (i)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Brake lever pivot excessively tight |1.1.1 |a|| | 1 |
| Front Brake has no recorded effort at a wheel |1.2.1 |a| |ii|| | 1 |
| Rear Brake pedal is inoperative |3.1.3c| | 1 |
| Plate brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.B2b| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Built up wheel has a bolt/s missing |4.2.1c| | 1 |
| Stop lamp missing |1.3.3a| | 1 |
| Rear position lamp missing |1.1.1a| | 1 |
| Front Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Centre Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Centre Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Brake performance not tested |3.3| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Front Lower Motorcycle structure excessively corroded |6.1.1a| | 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 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Front Motorcycle structure adversely modified |6.1.1b| | 1 |
| Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Offside Front Footrest missing |6.2.1a| | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Rear Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Centre Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Lower Front suspension assembly excessive wear or free play in a front suspension component pin in leg/pivot |2.3.4| | 1 |
| Rear wheel has a missing wheel stud|s| |4.2.3a| | 1 |