| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1772 |
| Windscreen wiper does not clear the windscreen effectively | 1320 |
| Brake pipe excessively corroded | 940 |
| Registration plate lamp issues | 493 |
| Registration plate issues | 221 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 196 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 180 |
| Windscreen washer not working | 171 |
| Brakes imbalanced across an axle | 155 |
| Nearside Rear Leaf spring fractured (5.3.1 (b) (i)) | 144 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 143 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 134 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 133 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 112 |
| Front brake disc in such a condition that it is seriously weakened | 94 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 92 |
| Offside Rear Leaf spring fractured (5.3.1 (b) (i)) | 88 |
| Nearside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 83 |
| Offside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 77 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 77 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 70 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 68 |
| Nearside Rear Shock absorbers has a serious fluid leak | 68 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 68 |
| Offside Rear Shock absorbers has a serious fluid leak | 67 |
| Anti-lock braking system warning lamp indicates an ABS fault | 65 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 63 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 62 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 58 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 58 |
| Reversing lamp inoperative (4.6.1 (a)) | 56 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 54 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 52 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 52 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 49 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 49 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 47 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 44 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 44 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 44 |
| Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 44 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 43 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 43 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 41 |
| Offside Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 38 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 37 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 35 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 35 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 35 |
| Offside Front Shock absorbers has a serious fluid leak | 33 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 33 |
| Nearside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 32 |
| Offside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 32 |
| Horn not working (7.7 (a)) | 30 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 29 |
| Nearside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 28 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 27 |
| Brake performance not tested (1.2.1 (g)) | 27 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 26 |
| Offside Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 25 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 24 |
| Offside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 24 |
| Nearside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 22 |
| Offside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 21 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 21 |