| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1272 |
| Headlamp aim out of alignment | 761 |
| Registration plate lamp issues | 689 |
| Brake pipe excessively corroded | 628 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 378 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 219 |
| Offside Front coil spring broken |2.4.C.1a| | 194 |
| Registration plate issues | 143 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 141 |
| Brakes imbalanced across an axle | 139 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 136 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 132 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 128 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 127 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 88 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 88 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 73 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 65 |
| Windscreen washer not working | 61 |
| Nearside Front coil spring broken |2.4.C.1a| | 56 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 55 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 53 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 51 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 50 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 47 |
| Horn not working |1.6.2a| | 46 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 45 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 44 |
| Front brake disc in such a condition that it is seriously weakened | 42 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 41 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 40 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 40 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 39 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 36 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 36 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 36 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 35 |
| Anti-lock braking system warning lamp indicates an ABS fault | 35 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 34 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 34 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 34 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 32 |
| Offside Front Position lamp not working |4.2.1 |a|| | 29 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 28 |
| Front brake application uneven | 28 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 27 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 25 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 25 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 25 |
| Nearside Headlamp insecure (4.1.1 (c)) | 25 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 25 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 25 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 24 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 24 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 23 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 23 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 22 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 22 |
| Windscreen wiper blade insecure | 22 |
| Nearside Headlamp insecure |1.7.3| | 20 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 20 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 19 |
| Windscreen has damage | 19 |
| Offside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 19 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 18 |
| Offside Rear Shock absorbers has a serious fluid leak | 18 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 17 |