| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 219 |
| Registration plate lamp issues | 139 |
| Windscreen wiper does not clear the windscreen effectively | 120 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 50 |
| Rear brake binding | 45 |
| Parking brake lever has no reserve travel |3.1.6b| | 45 |
| Nearside Stop lamp not working |1.2.1b| | 39 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 39 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 35 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 32 |
| Offside Stop lamp not working |1.2.1b| | 31 |
| Brake pipe excessively corroded | 29 |
| Parking brake: efficiency below requirements |3.7.B.7| | 28 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 28 |
| Registration plate issues | 26 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 25 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 22 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 21 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 19 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 18 |
| Nearside Rear Stop lamp not working |1.2.1b| | 18 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 17 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 17 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 16 |
| Offside Rear Stop lamp not working |1.2.1b| | 16 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 15 |
| Brakes imbalanced across an axle | 15 |
| Rear parking brake recording little or no effort | 15 |
| Rear brake application uneven | 14 |
| Rear Brake cable insecure | 13 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 11 |
| Rear Mechanical brake component has restricted free movement | 10 |
| Power steering component|s| leaking |2.3.3b| | 10 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 10 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 9 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Rear fog lamp not working |1.3.2b| | 8 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 8 |
| Offside front brake binding |3.7.B.1| | 7 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Battery insecure |1.9.1| | 7 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 7 |
| Rear brake disc in such a condition that it is seriously weakened | 7 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 6 |
| Anti-lock braking system warning lamp indicates an ABS fault | 6 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 6 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 5 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 5 |
| Offside Front front brake binding |3.7.B.1| | 5 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 5 |
| Offside Front Anti-lock braking system component excessively damaged |3.4.2| | 5 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 5 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 4 |
| Mechanical brake component has restricted free movement | 4 |
| Nearside Headlamp aim not tested |1.8.A.1c| | 4 |
| Rear fog lamp tell tale not working |1.3.1b| | 4 |
| Offside Brake cable insecure |3.5.1d| | 4 |
| Offside Front position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Nearside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 4 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Rear Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Stop lamp not working |1.2.1b| | 4 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Rear Stop lamp not working |1.2.1b| | 4 |
| Nearside Headlamp insecure |1.7.3| | 4 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 4 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Brake cable insecure |3.5.1d| | 3 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 3 |
| Fuel system component leaking |7.2.3| | 3 |
| Brake performance not tested |3.7.A.1| | 3 |
| Front brake disc in such a condition that it is seriously weakened | 3 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 3 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Rear Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 3 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Driver`s airbag obviously defective |5.4.1| | 3 |
| Brake pedal spongy |3.3.B.1b| | 3 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Front brake application uneven | 3 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 3 |
| Windscreen has damage | 3 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 3 |
| Windscreen wiper blade insecure | 3 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 3 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 3 |