| Most common failures | No# failures |
|---|
| Service brake: efficiency below requirements |3.7.C.1a| | 12 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 8 |
| Rear parking brake recording little or no effort | 3 |
| Horn not working |1.6.2a| | 3 |
| Headlamp aim out of alignment | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Registration plate lamp issues | 3 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Brakes imbalanced across an axle | 3 |
| Fuel pipe leaking |7.2.3| | 2 |
| Brake performance not tested |3.7.A.1| | 2 |
| Registration plate issues | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front front brake recording little or no effort |3.7.B.5a| | 2 |
| Offside Front front brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Rear front brake recording little or no effort |3.7.B.5a| | 2 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 2 |
| Offside Headlamp insecure |1.7.3| | 1 |
| Offside Steering locking device missing |2.2.C.1g| | 1 |
| Front Trikes, quads or pre-68 vehicles, service brake efficiency below requirements |3.7.C.1a| | 1 |
| Horn control missing |1.6.1| | 1 |
| Offside Rear Braking system leaking |3.6.A.1| | 1 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Nearside Rear Brake cable has restricted free movement |3.5.1k| | 1 |
| Nearside Rear Leaf spring anchor bracket loose |2.4.B.6a| | 1 |
| Offside Front Steering locking device missing |2.2.C.1g| | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Nearside Front Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Offside Front Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Mechanical brake component securing device loose |3.5.1i| | 1 |
| Rear Suspension arm locating pin locking device missing |2.4.G.3b| | 1 |
| Offside Rear Leaf spring shackle bracket loose |2.4.B.6a| | 1 |
| Nearside Front Fuel system component leaking |7.2.3| | 1 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 1 |
| Front Brake rod excessively worn and seriously weakened |3.5.1e| | 1 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Stop lamp not working |1.2.1b| | 1 |
| Offside Obligatory mirror missing |8.1.1| | 1 |
| Offside Rear Wheel nut|s| loose |4.2.A.1e| | 1 |
| Rear rear brake recording little or no effort |3.7.B.5a| | 1 |
| Fuel pipe union leaking soldered joint to carb |7.2.3| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Parking brake lever has no reserve travel |3.1.6b| | 1 |
| Nearside Front Road wheel spoke cracked |4.2.A.1b| | 1 |
| Trikes, quads or pre-68 vehicles, service brake efficiency below requirements |3.7.C.1a| | 1 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Rear Stop lamp not working |1.2.1b| | 1 |
| Steering column top mounting bracket insecure |2.1.2d| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Headlamp does not operate immediately when selected on dipped beam |1.7.4a| | 1 |
| Nearside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Offside Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Nearside Headlamp insecure |1.7.3| | 1 |
| Offside Front Intermediate drop arm insecure |2.2.B.1a| | 1 |
| Offside Front Upper Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bearing |2.4.G.2| | 1 |
| Nearside Brake linkage has abnormal movement of levers indicating excessive wear |3.5.1f| | 1 |
| Centre Brake linkage has abnormal movement of levers indicating excessive wear |3.5.1f| | 1 |
| Offside Brake linkage has abnormal movement of levers indicating excessive wear |3.5.1f| | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |
| Centre Front Vehicle structure has damage which adversely affects braking or steering |6.1.A.1| | 1 |
| Nearside Front Body insecure and dangerous to other road users |6.1.B.1b| | 1 |
| Offside Stop lamp excessively damaged so that it is not visible from a reasonable distance |1.2.1d| | 1 |
| Centre Front Brake linkage has abnormal movement of levers indicating maladjustment |3.5.1f| | 1 |
| Offside Rear Brake linkage has abnormal movement of levers indicating maladjustment |3.5.1f| | 1 |
| Offside Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 1 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 1 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 1 |
| Front Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Steering wheel retaining device insecure |2.1.6| | 1 |
| Offside Stop lamp not working |1.2.1b| | 1 |
| Brake pipe excessively chafed |3.6.B.2c| | 1 |
| Front Brake cable has restricted free movement |3.5.1k| | 1 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 1 |