| Most common failures | No# failures |
|---|
| Parking brake: efficiency below requirements |3.7.B.7| | 5 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Offside Stop lamp not working |1.2.1b| | 4 |
| Headlamp aim out of alignment | 4 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Parking brake lever has no reserve travel |3.1.6b| | 3 |
| Brake load sensing valve linkage seized |3.6.E.3| | 2 |
| Brake pipe excessively corroded | 2 |
| Rear brake application uneven | 2 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 2 |
| Hazard warning switch faulty |1.4.B.1d| | 2 |
| Registration plate lamp issues | 2 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 1 |
| Windscreen has damage | 1 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 1 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 1 |
| Nearside Rear reflector missing |1.5.1a| | 1 |
| Nearside Rear Stop lamp emits other than a steady red light |1.2.1e| | 1 |
| Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 1 |
| Trailer electrical socket insecure |1.9.3a| | 1 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 1 |
| Nearside Outer Front Lower Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Registration plate issues | 1 |
| Front brake application uneven | 1 |
| Offside Headlamp not working on main beam |1.7.5a| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 1 |
| Nearside Front Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1 |
| Exhaust has a major leak of exhaust gases rear section |7.1.2| | 1 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 1 |
| Nearside Front Direction indicators not working |1.4.A.2c| | 1 |
| Offside Front Anti-roll bar attachment bracket/mounting insecure |2.4.G.1| | 1 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 1 |
| Rear Stop lamp not working |1.2.1b| | 1 |
| Offside Front position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 1 |
| Offside Rear brake disc excessively scored |3.5.1h| | 1 |
| Exhaust has a part missing |7.1.1a| | 1 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 1 |
| Offside Front brake disc excessively pitted |3.5.1h| | 1 |
| Brakes imbalanced across an axle | 1 |
| Nearside Headlamp not working on main beam |1.7.5a| | 1 |