| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1096 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 262 |
| Registration plate issues | 206 |
| Windscreen wiper does not clear the windscreen effectively | 186 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 165 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 161 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 152 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 151 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 141 |
| Windscreen washer not working | 137 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 125 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 121 |
| Rear brake disc in such a condition that it is seriously weakened | 108 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 106 |
| Reversing lamp inoperative (4.6.1 (a)) | 91 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 73 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 63 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 63 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 57 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 55 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 45 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 42 |
| Horn not working (7.7 (a)) | 41 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 40 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 39 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 39 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 39 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 38 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 34 |
| Brakes imbalanced across an axle | 34 |
| Nearside Reversing lamp inoperative (4.6.1 (a)) | 30 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 30 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 29 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 29 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 28 |
| Offside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 27 |
| Offside Rear Reversing lamp inoperative (4.6.1 (a)) | 27 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 26 |
| Rear Reversing lamp inoperative (4.6.1 (a)) | 25 |
| Offside Front Suspension arm pin or bush likely to become detached (5.3.4 (a) (ii)) | 24 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 22 |
| Horn not working (7.7 (a) (ii)) | 22 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 22 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 21 |
| Offside Reversing lamp inoperative (4.6.1 (a)) | 21 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 19 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Front brake disc in such a condition that it is seriously weakened | 18 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 17 |
| Emissions not tested (8.2.1.2 (d)) | 17 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 16 |
| Nearside Side repeater light intensity significantly reduced (4.4.3 (a)) | 16 |