| Most common failures | No# failures |
|---|
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 353 |
| Windscreen wiper does not clear the windscreen effectively | 332 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 219 |
| Headlamp aim out of alignment | 160 |
| Brake pipe excessively corroded | 67 |
| Brakes imbalanced across an axle | 33 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 32 |
| Registration plate lamp issues | 19 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 18 |
| Registration plate issues | 17 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 17 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 15 |
| Nearside Rear Shock absorbers has a serious fluid leak | 15 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 14 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 13 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 12 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 11 |
| Windscreen washer not working | 11 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 11 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Offside Rear Shock absorbers has a serious fluid leak | 10 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 10 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Nearside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 7 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 7 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 7 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 7 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 6 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Offside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 5 |
| Offside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 5 |
| Nearside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 5 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 5 |