| Most common failures | No# failures |
|---|
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 356 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 342 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 274 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 248 |
| Headlamp aim out of alignment | 194 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 156 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 128 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 119 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 118 |
| Windscreen wiper does not clear the windscreen effectively | 116 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 106 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 101 |
| Windscreen washer not working | 93 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 90 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 90 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 81 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 80 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 66 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 63 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 59 |
| Brakes imbalanced across an axle | 55 |
| Registration plate lamp issues | 45 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 43 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 42 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 37 |
| Front brake disc in such a condition that it is seriously weakened | 36 |
| Registration plate issues | 35 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 35 |
| Reversing lamp inoperative (4.6.1 (a)) | 33 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 31 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 31 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 29 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 29 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 27 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 27 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 26 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 26 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 25 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 24 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 23 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 21 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 20 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 20 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 19 |
| Offside Rear Stop lamp(s) emits other than a steady red light (4.3.3 (a) (ii)) | 19 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 18 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 18 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 17 |
| Offside Front Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 17 |
| Nearside Rear Stop lamp(s) emits other than a steady red light (4.3.3 (a) (ii)) | 17 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 16 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 16 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 15 |
| Offside Rear All direction indicators incorrect colour (4.4.3 (a)) | 15 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 14 |
| Nearside Stop lamp(s) emits other than a steady red light (4.3.3 (a) (ii)) | 13 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 12 |
| Offside Stop lamp(s) emits other than a steady red light (4.3.3 (a) (ii)) | 12 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 11 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 11 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 11 |
| Nearside Rear All direction indicators incorrect colour (4.4.3 (a)) | 11 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 11 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Nearside Front Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 10 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 10 |
| Offside Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 10 |