| Most common failures | No# failures |
|---|
| Registration plate issues | 117 |
| Windscreen wiper does not clear the windscreen effectively | 77 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 71 |
| Headlamp aim out of alignment | 57 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 26 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 21 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 21 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 18 |
| Windscreen washer not working | 17 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 15 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 14 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 13 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 10 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 9 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 8 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 5 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 5 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 5 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 5 |
| Brakes imbalanced across an axle | 5 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Reversing lamp inoperative (4.6.1 (a)) | 3 |
| Headlamp levelling device inoperative (4.1.5 (a)) | 3 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Registration plate lamp issues | 3 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 3 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Windscreen in such a condition that visibility through swept area is seriously affected (3.2 (c) (ii)) | 2 |
| Rear fog lamp switch missing (4.5.3 (a)) | 2 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Front Service brake lagging in operation (1.2.1 (d)) | 2 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition (8.1.1 (a)) | 2 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 2 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 2 |
| Nearside Rear All direction indicators adversely affected by the operation of another lamp (4.4.3 (b)) | 2 |
| Offside Rear All direction indicators adversely affected by the operation of another lamp (4.4.3 (b)) | 2 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 2 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition modified centre section and both back boxs removed (8.1.1 (a)) | 2 |
| Rear All position lamps adversely affected by the operation of another lamp (4.2.3 (c)) | 2 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Lower Suspension arm ball joint excessively worn rear arm (5.3.4 (a) (i)) | 2 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 2 |