| Most common failures | No# failures |
|---|
| Registration plate issues | 26 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 8 |
| Registration plate lamp issues | 5 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 4 |
| Nearside Obligatory mirror missing |8.1.1| | 3 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Parking brake lever missing (1.1.6 (d)) | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| All direction indicators not working (4.4.1 (a) (ii)) | 3 |
| Offside Obligatory mirror missing |8.1.1| | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Rear reflector missing |1.5.1a| | 2 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 2 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 2 |
| Offside Headlamp light intensity severely reduced (4.1.4 (a)) | 2 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 2 |
| Speedometer clearly inoperative (7.8 (b) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 1 |
| Rear reflector on motorcycle obscured |1.4.2b| | 1 |
| Horn not working intermittent. Worked when tested. |1.6.2a| | 1 |
| Front Direction indicator affected by the operation of another lamp both |1.5.1c| | 1 |
| Steering system excessively rough steering tight |2.1.1 |a|| | 1 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 1 |
| All direction indicators not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 1 |
| Offside Front Position lamp not working |4.2.1 |a|| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Wheel nut|s| loose both rear |4.2.A.1e| | 1 |
| Parking brake lever, pawl mechanism pivots or their associated mountings are insecure |3.1.4b| | 1 |
| Steering component is not secure to the vehicle structure |2.2.B.1a| | 1 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Horn not working |1.6.2a| | 1 |
| All position lamps not working |1.1.A.3b| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Reversing lamp inoperative |4.6.1 |a|| | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Headlamp aim out of alignment | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Brake performance not tested rear caliper loose |1.2.1 |g|| | 1 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 1 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 1 |
| Rear Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 1 |
| Offside Inner Steering linkage ball joint has excessive play castle nut lose. (2.1.3 (b) (i)) | 1 |
| Offside Obligatory mirror missing (3.3 (a)) | 1 |
| Offside Front Suspension component attachment bracket/mounting likely to become detached no locking pin in castle nut (5.3.3 (a) (ii)) | 1 |
| Position lamp switch insecure (4.2.2 (b)) | 1 |
| Brake cable damaged missing (1.1.15 (a)) | 1 |
| Drive chain excessively worn and rear sprocket (6.1.7 (c) (i)) | 1 |
| Nearside Footrest insecure (6.2.12 (a)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Nearside Front wheel bearing has excessive play (2.5.A.3c) | 1 |
| Offside Front wheel bearing has excessive play (2.5.A.3c) | 1 |
| Nearside Front Road wheel bead rim badly distorted (4.2.A.1a) | 1 |
| Parking brake: efficiency below requirements (3.7.C.1b) | 1 |
| Rear reflector missing both (4.8.2 (a) (ii)) | 1 |
| Nearside Front Lower Suspension arm pin or bush excessively worn Inner front bush (5.3.4 (a) (i)) | 1 |
| Nearside Front Direction indicator likely to become detached lens loose (4.4.1 (c) (ii)) | 1 |
| Handlebar insecure to the extent that detachment is likely (2.2.1 (d) (ii)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Obligatory mirror missing both (3.3 (a)) | 1 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Main beam tell-tale missing (4.9.1 (a) (ii)) | 1 |
| Nearside Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Offside Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Nearside Rear Drive shaft securing bolt loose (6.1.7 (a) (i)) | 1 |
| Offside Rear Drive shaft securing bolt loose (6.1.7 (a) (i)) | 1 |
| Offside Rear Stop lamp(s) not working footbrake (4.3.1 (a) (ii)) | 1 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Obligatory indirect vision device missing (3.3 (a)) | 1 |
| Nearside Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Offside Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Central Stop lamp(s) not working on front hand control (4.3.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 1 |
| Nearside Front Hazard warning lamps inoperative indicator inoprative with hazzard warning. (4.4.1 (e)) | 1 |
| Parking brake efficiency less than 50% of the required value inoprative. (1.4.2 (a) (ii)) | 1 |
| Offside Front Inner Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 1 |
| Nearside Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Front Headlamp aim projected beam image is obviously incorrect both front headlamps no beam pattern (4.1.2 (c)) | 1 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Offside Front Track rod end ball joint worn to the extent there is a serious risk of detachment (2.1.3 (b) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value not working/no effort (1.4.2 (a) (ii)) | 1 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |