| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Brakes imbalanced across an axle | 6 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Horn not working |1.6.2a| | 3 |
| Front brake application uneven | 3 |
| Rear brake application uneven | 3 |
| Registration plate lamp issues | 3 |
| Nearside Rear Brake pipe inadequately clipped |3.6.B.1| | 2 |
| Brake pipe excessively corroded | 2 |
| Windscreen wiper does not clear the windscreen effectively | 2 |
| Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Stop lamp not working |1.2.1b| | 1 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 1 |
| Front Axle king pin has excessive play in pin and/or bush adversely affecting the steering |2.5.A.3a| | 1 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 1 |
| Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Nearside Front front brake binding |3.7.B.1| | 1 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Rear Ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 1 |
| Nearside Front Braking system leaking |3.6.A.1| | 1 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1 |
| Nearside Front Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Nearside Rear Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 1 |
| Offside Exhaust system not adequately supported |7.1.1| | 1 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 1 |
| Headlamp not in good working order adversely affecting beam image |1.2.4a| | 1 |
| Offside Front Axle king pin so loose it is likely to affect directional stability (5.1.2 (d) (ii)) | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Nearside Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Offside Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Fuel cap/sealing device sealing washer missing |7.2.4c| | 1 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 1 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 1 |
| Nearside Rear Vehicle structure has an inadequate repair, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 1 |
| Indicator switch faulty |1.4.A.1| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 1 |
| Nearside Front Front position lamp|s| insecure |1.1.A.3a| | 1 |
| Towbar component fractured |6.6.1| | 1 |
| Vehicle structure excessively corroded within 30cm of towbar mounting |6.6.6| | 1 |
| front brakes release unevenly |3.7.B.4| | 1 |
| rear brakes release unevenly |3.7.B.4| | 1 |
| Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 1 |
| Offside Rear Brake pipe leaking |3.6.A.1| | 1 |
| Offside Rear Brake pipe inadequately clipped |3.6.B.1| | 1 |
| Front Fuel system component leaking |7.2.3| | 1 |
| Front position lamp|s| not working |1.1.A.3b| | 1 |
| Nearside Front Upper Front position lamp|s| not working |1.1.A.3b| | 1 |