| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1448 |
| Headlamp aim out of alignment | 954 |
| Windscreen wiper does not clear the windscreen effectively | 925 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 425 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 419 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 291 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 287 |
| Brake pipe excessively corroded | 264 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 263 |
| Registration plate issues | 259 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 227 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 160 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 159 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 154 |
| Offside Front Position lamp not working |4.2.1 |a|| | 140 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 119 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 100 |
| Windscreen washer not working | 88 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 78 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 75 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 73 |
| Brakes imbalanced across an axle | 68 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 67 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 62 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 62 |
| Front brake disc in such a condition that it is seriously weakened | 58 |
| Nearside Side repeater not working |1.4.A.2c| | 58 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 56 |
| Offside Side repeater not working |1.4.A.2c| | 51 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 48 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 46 |
| Rear brake disc in such a condition that it is seriously weakened | 46 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 45 |
| Parking brake: efficiency below requirements |3.7.B.7| | 45 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 45 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 44 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 43 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 41 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 39 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 39 |
| Offside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 37 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 37 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 36 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 35 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 33 |
| Nearside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 29 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 29 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 28 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 28 |
| Rear brake binding | 27 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 27 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 26 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 26 |
| Rear parking brake recording little or no effort | 26 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 24 |
| Nearside Front Lower Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 24 |