| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 3 |
| Registration plate lamp issues | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Windscreen washer not working | 2 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Emissions not tested co to high (8.2.1.2 (d)) | 1 |
| Hand operated control valve excessively worn (1.1.5 (a)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Windscreen wiper does not clear the windscreen effectively | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Position lamp has a product on the lens or light source which significantly reduces light intensity (4.2.3 (b) (ii)) | 1 |
| Offside Rear Position lamp has a product on the lens or light source which significantly reduces light intensity flashes when turned on (4.2.3 (b) (ii)) | 1 |
| Stop lamp(s) adversely affected by the operation of another lamp fog (4.3.3 (b)) | 1 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 1 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 1 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 1 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1 |
| Brakes imbalanced across an axle | 1 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 1 |
| Emissions not tested (8.2.1.2 (d)) | 1 |
| Nearside Rear Hydraulic brake calliper inadequately mounted bolt missing (1.1.16 (c) (i)) | 1 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Registration plate lamp issues | 1 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1 |