| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 644 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 481 |
| Headlamp aim out of alignment | 318 |
| Brake pipe excessively corroded | 257 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 128 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 88 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 83 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 76 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 75 |
| Windscreen washer not working | 71 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 63 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 61 |
| Brakes imbalanced across an axle | 51 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 41 |
| Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 39 |
| Front brake disc in such a condition that it is seriously weakened | 39 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 36 |
| Nearside Rear Shock absorbers has a serious fluid leak | 34 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 34 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 33 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 33 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 32 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 32 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 32 |
| Nearside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 30 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 30 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 29 |
| Registration plate issues | 29 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 28 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 25 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 24 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 23 |
| Offside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 22 |
| Offside Rear Shock absorbers has a serious fluid leak | 21 |
| Nearside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 21 |
| Registration plate lamp issues | 21 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 20 |
| Offside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 19 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 19 |
| Nearside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 18 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 17 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 15 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 14 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 13 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 13 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 13 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Reversing lamp inoperative (4.6.1 (a)) | 12 |
| Offside Front Suspension arm pin or bush likely to become detached (5.3.4 (a) (ii)) | 12 |
| Nearside Front Inner Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 12 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 12 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 11 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Offside Front Inner Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Nearside Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 10 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 10 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Horn not working (7.7 (a)) | 10 |