| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Headlamp aim out of alignment | 3 |
| Nearside Rear reflector missing |1.5.1a| | 3 |
| Horn not working |1.6.2a| | 3 |
| Registration plate issues | 3 |
| Offside Rear reflector missing |1.5.1a| | 2 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 2 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 2 |
| Stop lamp not working |1.2.1b| | 2 |
| Registration plate lamp issues | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 2 |
| Parking brake lever releases when knocked |3.1.6a| | 2 |
| Hazard warning switch faulty |1.4.B.1d| | 2 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Brakes imbalanced across an axle | 1 |
| Offside Rear Motorcycle structure excessively corroded |6.1.1a| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Offside Front Steering control handlebar movement restricted by cables caught on a projection |2.1.2c| | 1 |
| Nearside Front Front position lamp|s| missing |1.1.A.3a| | 1 |
| Front Fluid suspension has no suspension movement |2.4.D.5| | 1 |
| Direction indicators not working |1.4.A.2c| | 1 |
| Seat belt insecurely fixed to the seat |5.2.1a| | 1 |
| Parking brake not fitted on at least one wheel on a 3 wheeled vehicle |3.1.1| | 1 |
| Vehicle Identification Number has more than one different number displayed |6.3.5.b| | 1 |
| Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 1 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Rear Direction indicators not working |1.4.A.2c| | 1 |
| Parking brake is not capable of being maintained in operation by direct mechanical action only |3.1.2| | 1 |
| Rear Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Rear Drive shaft uj which forms part of the suspension has an inadequately locked flange bolt |2.4.G.4c| | 1 |
| Offside Rear Suspension arm locating pin insecure |2.4.G.3a| | 1 |
| Centre Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Rear Braking system leaking |3.6.A.1| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Front Brake lever has inadequate reserve travel |9.3.1f| | 1 |
| Rear Footrest missing |9.6.1| | 1 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 1 |
| Front brake disc in such a condition that it is seriously weakened | 1 |
| Brake hose has insufficient room to move | 1 |
| Rear Trailing arm modified and seriously weakened |2.4.A.2| | 1 |
| Rear Shock absorber has an excessively worn shock absorber pivot |2.7.4| | 1 |
| Front Front suspension assembly component restricted in operation |9.2.5e| | 1 |
| Rear brake application uneven | 1 |
| Rear fog lamp tell tale not working |1.3.1b| | 1 |
| Rear fog lamp not working |1.3.2b| | 1 |
| Rear Brake pipe inadequately supported |3.6.B.1| | 1 |
| Nearside Rear Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Rear Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Rear reflector missing ALL |1.5.1a| | 1 |
| Vehicle structure has excessive corrosion which adversely affects braking or steering Lower Frame. |6.1.A.1| | 1 |
| Rear Brake clevis joint insecure |3.5.1d| | 1 |
| Steering lock stop incorrectly adjusted |2.2.D.2c| | 1 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 1 |
| Offside Rear Lower Trailing arm locating pin locking pin locking device not properly locked |2.4.G.3b| | 1 |
| Rear Hydraulic brake cylinder insecurely mounted |3.6.A.2a| | 1 |
| Nearside Rear Upper Tie bar/rod locating pin retaining device missing |2.4.G.3b| | 1 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Nearside Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Offside Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Nearside Rear Lower Suspension arm attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Rear Brake rod excessively damaged and seriously weakened |3.5.1e| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 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 Brake disc contaminated (1.1.14 (b)) | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Rear reflector missing both outer |4.8.2 |a| |ii|| | 1 |
| Rear Axle beam cracked |2.5.A.5a| | 1 |
| Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Rear Sub-frame attachment bracket/mounting bolt missing |2.4.G.1| | 1 |
| Offside Front shock absorber leaking oil |9.2.7b| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |9.2.1a| | 1 |
| Centre Front position lamp|s| missing |1.1.A.3a| | 1 |
| Nearside Front position lamp|s| missing |1.1.A.3a| | 1 |
| Offside Front position lamp|s| missing |1.1.A.3a| | 1 |
| Nearside Rear position lamp|s| missing |1.1.A.3a| | 1 |
| Offside Rear position lamp|s| missing |1.1.A.3a| | 1 |
| Nearside Stop lamp missing |1.2.1a| | 1 |
| Offside Stop lamp missing |1.2.1a| | 1 |
| Rear Brake pipe fouled by moving parts |3.6.B.2a| | 1 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Indicator tell tale inoperative |1.4.A.2a| | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 1 |
| Nearside Shock absorber has a serious fluid leak fork seal |2.7.3| | 1 |
| Offside Wheel nut|s| missing |4.2.A.1e| | 1 |
| Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Rear Exhaust system not adequately supported |7.1.1| | 1 |
| Brake relay lever has abnormal movement of levers indicating excessive wear or maladjustment |1.1.15 |f|| | 1 |
| Nearside Front Shock absorbers likely to become detached |5.3.2 |a| |ii|| | 1 |
| Driver`s seat insecure |6.2.5 |a| |ii|| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Nearside Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Centre Rear reflector missing |1.5.1a| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1 |
| Rear reflector missing |1.5.1a| | 1 |
| Rear Vehicle structure has a fracture which adversely affects braking or steering nearside & offside of frame cracked & corroded |6.1.A.1| | 1 |
| Brake lever mounting retaining device insecure x1 clamp bolt sheared |9.3.1c| | 1 |
| Nearside Parking brake efficiency below requirements no reading |3.7.B.7| | 1 |
| Brake lever has inadequate reserve travel |9.3.1f| | 1 |
| Service brake: efficiency below requirements |3.7.B.7| | 1 |