| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 103 |
| Headlamp aim out of alignment | 78 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 31 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 27 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 23 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 19 |
| Registration plate lamp issues | 15 |
| Registration plate issues | 13 |
| Offside Front Position lamp not working |4.2.1 |a|| | 12 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 12 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 8 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 5 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Windscreen washer not working | 5 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 4 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 4 |
| Brakes imbalanced across an axle | 4 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 3 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Nearside Headlamp not working on main beam |4.1.1 |a| |ii|| | 2 |
| Nearside Front Side repeater incorrect colour (4.4.3 (a)) | 2 |
| Offside Front Side repeater incorrect colour (4.4.3 (a)) | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Reversing lamp inoperative (4.6.1 (a)) | 2 |
| Nearside Position lamp not working |4.2.1 |a|| | 2 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 2 |
| Nearside Side repeater incorrect colour |4.4.3 |a|| | 2 |
| Offside Side repeater incorrect colour |4.4.3 |a|| | 2 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 2 |
| Offside Rear coil spring broken |2.4.C.1a| | 2 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Headlamp aim not tested |4.1.2 |b|| | 2 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 2 |