| Most common failures | No# failures |
|---|
| Offside Rear reflector missing |1.5.1a| | 3 |
| Stop lamp not working |1.2.1b| | 3 |
| Registration plate issues | 3 |
| Nearside Rear reflector missing |1.5.1a| | 3 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 3 |
| Offside Stop lamp missing |1.2.1a| | 2 |
| Parking brake lever has no reserve travel |3.1.6b| | 2 |
| Registration plate lamp issues | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Nearside Stop lamp missing |1.2.1a| | 2 |
| Nearside Front shock absorber leaking oil |9.2.7b| | 2 |
| Hazard warning lamps inoperative |1.4.B.1b| | 1 |
| Headlamp aim out of alignment | 1 |
| Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Shock absorbers has a serious fluid leak Both fronts |5.3.2 |b|| | 1 |
| Front Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Brakes imbalanced across an axle | 1 |
| Rear Mechanical brake component has restricted free movement | 1 |
| Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Front Wheel bolt|s| missing securing pin split pin missing |4.2.A.1e| | 1 |
| Rear Stop lamp|s| remains on when the brakes are released |4.3.2 |a| |iii|| | 1 |
| Trikes, quads or pre-68 vehicles, service brake imbalanced across an axle |3.7.B.5b| | 1 |
| Rear brake application uneven | 1 |
| Headlamp aim beam image kick up to the offside |1.8| | 1 |
| Rear Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Brake pipe inadequately clipped |3.6.B.1| | 1 |
| front brake binding |3.7.B.1| | 1 |
| Steering wheel locking device insecure |2.1.6| | 1 |
| Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Front Hydraulic brake cylinder locking device missing |3.6.A.2d| | 1 |
| Steering lock stop incorrectly adjusted |2.2.D.2c| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Brake pipe inadequately supported |3.6.B.1| | 1 |
| Offside Seat belt insecurely fixed to the vehicles structure |5.2.1a| | 1 |
| Nearside Front Track rod end ball pin shank loose |2.2.B.1c| | 1 |
| Hydraulic brake cylinder leaking hydraulic fluid |3.6.A.1| | 1 |
| Offside Front Steering pivot point has excessive play |2.2.B.1g| | 1 |
| Rear Trailing arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |7.1.4| | 1 |
| Nearside Front Front shock absorber leaking oil |9.2.7b| | 1 |
| Nearside Front Brake hose leaking |3.6.A.1| | 1 |
| Rear Vehicle structure has an unsatisfactory modification, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Offside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 1 |
| Nearside Rear Rear reflector missing |1.5.1a| | 1 |
| Offside Rear Rear reflector missing |1.5.1a| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6.B1| | 1 |
| Brake lever excessively damaged and seriously weakened |3.5.1e| | 1 |
| Front Brake pedal spongy |3.3.B.1b| | 1 |
| Nearside Rear Parking brake efficiency below requirements |3.7.C.1b| | 1 |
| Offside Rear Parking brake efficiency below requirements |3.7.C.1b| | 1 |
| Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Horn not working |1.6.2a| | 1 |
| Rear Trikes, quads or pre-68 vehicles, service brake imbalanced across an axle |3.7.B.5b| | 1 |
| Mechanical brake component has restricted free movement | 1 |
| Hazard warning switch missing |1.4.B.1d| | 1 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Front Steering system fouling |2.2.D.2a| | 1 |
| Nearside Front Brake pipe inadequately supported |3.6.B.1| | 1 |
| Rear Trikes, quads or pre-68 vehicles, service brake efficiency below requirements |3.7.B.7| | 1 |
| Nearside Rear position lamp|s| missing |1.1.A.3a| | 1 |
| Offside Rear position lamp|s| missing |1.1.A.3a| | 1 |
| Parking brake lever is located so that it cannot be satisfactorily operated from the driver`s seat |3.1.3c| | 1 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Hazard warning lamps not fitted |1.4.B.1a| | 1 |
| Service brake: efficiency below requirements |3.7.C.1a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1 |
| Offside Front brake disc contaminated by oil |3.5.1h| | 1 |
| Nearside Front Handlebar insecure to the extent that steering is adversely affected (2.2.1 (d) (ii)) | 1 |
| Vehicle Identification Number not permanently displayed |6.3.5.a| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Nearside Obligatory mirror missing |8.1.1| | 1 |
| Front Brake pedal has insufficient reserve movement |3.3.A.5| | 1 |
| Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Indicator tell tale missing |1.4.A.2a| | 1 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 1 |
| Nearside Front Direction indicator obviously incorrectly positioned |1.4.A.2b| | 1 |
| Offside Front Direction indicator obviously incorrectly positioned |1.4.A.2b| | 1 |