| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1350 |
| Registration plate lamp issues | 1123 |
| Headlamp aim out of alignment | 749 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 463 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 436 |
| Rear brake binding | 318 |
| Offside Stop lamp not working |1.2.1b| | 297 |
| Brakes imbalanced across an axle | 276 |
| Registration plate issues | 255 |
| Brake pipe excessively corroded | 251 |
| Nearside Stop lamp not working |1.2.1b| | 213 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 151 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 134 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 130 |
| Offside Rear fog lamp not working |1.3.2b| | 128 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 125 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 119 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 112 |
| Offside Rear Stop lamp not working |1.2.1b| | 108 |
| Rear fog lamp not working |1.3.2b| | 104 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 103 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 92 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 92 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 85 |
| Nearside Rear Stop lamp not working |1.2.1b| | 81 |
| Nearside front brake binding |3.7.B.1| | 77 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 76 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 72 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 70 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 67 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 65 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 64 |
| Offside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 63 |
| Rear brake application uneven | 63 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 61 |
| Front brake disc in such a condition that it is seriously weakened | 55 |
| Offside Rear Anti-roll bar linkage insecure |2.4.G.1| | 54 |
| Parking brake: efficiency below requirements |3.7.B.7| | 54 |
| Front brake application uneven | 54 |
| Rear Mechanical brake component has restricted free movement | 54 |
| Offside front brake binding |3.7.B.1| | 53 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 53 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 52 |
| Nearside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 52 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 51 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 50 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 50 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 50 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 50 |
| Windscreen wiper blade insecure | 48 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 47 |
| Rear brake disc in such a condition that it is seriously weakened | 46 |
| Parking brake lever has no reserve travel |3.1.6b| | 44 |
| Mechanical brake component has restricted free movement | 44 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 43 |
| Offside Rear Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 42 |
| Windscreen has damage | 42 |
| Battery insecure |1.9.1| | 42 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 41 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 40 |
| Nearside Front front brake binding |3.7.B.1| | 38 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 36 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 35 |
| Windscreen washer not working | 34 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 34 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 34 |
| Offside Front Position lamp not working |4.2.1 |a|| | 33 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 33 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 32 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 32 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 31 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 30 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 29 |
| Anti-lock braking system warning lamp indicates an ABS fault | 29 |
| Offside Rear Anti-roll bar linkage fractured |2.4.G.1| | 28 |
| Rear Rear fog lamp not working |1.3.2b| | 28 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 28 |
| Front position lamp|s| not working |1.1.A.3b| | 27 |
| Service brake: efficiency below requirements |3.7.B.7| | 26 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 26 |
| Emissions not tested |7.0| | 26 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 26 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 25 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 25 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 25 |
| Offside Front coil spring broken |2.4.C.1a| | 25 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 25 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 24 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 24 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 24 |
| Nearside Upper Rear position lamp|s| not working |1.1.A.3b| | 23 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 22 |
| Offside Upper Rear position lamp|s| not working |1.1.A.3b| | 22 |
| Offside Front front brake binding |3.7.B.1| | 22 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 21 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 21 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 21 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 21 |