| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 353 |
| Headlamp aim out of alignment | 348 |
| Brake pipe excessively corroded | 214 |
| Registration plate lamp issues | 115 |
| Registration plate issues | 61 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 52 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 48 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 38 |
| Brakes imbalanced across an axle | 38 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 26 |
| Parking brake lever has no reserve travel |3.1.6b| | 26 |
| Windscreen washer not working | 23 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 22 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 22 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 19 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 18 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 17 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 16 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 15 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 15 |
| Horn not working (7.7 (a)) | 14 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 13 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 12 |
| Front brake disc in such a condition that it is seriously weakened | 12 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 12 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Rear fog lamp not working |1.3.2b| | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Offside Rear Shock absorbers has a serious fluid leak | 11 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Front brake application uneven | 10 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 10 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 9 |
| Rear parking brake recording little or no effort | 9 |
| Rear Mechanical brake component has restricted free movement | 9 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 9 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 9 |
| Nearside Front front brake binding |3.7.B.1| | 9 |
| Nearside Rear Shock absorbers has a serious fluid leak | 9 |
| Parking brake: efficiency below requirements |3.7.B.7| | 9 |
| Windscreen has damage | 9 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 8 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 8 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Nearside Front Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 8 |
| Rear brake binding | 7 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 7 |
| Front brake excessively fluctuating | 7 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 7 |
| Horn not working |1.6.2a| | 7 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 7 |
| Offside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Rear fog lamp not working |1.3.2b| | 7 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 7 |
| Brake hose excessively deteriorated | 7 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 6 |
| Nearside Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 6 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Anti-lock braking system warning lamp indicates an ABS fault | 6 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 6 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 6 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Offside front brake binding |3.7.B.1| | 6 |
| Offside Front Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 6 |