| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 136 |
| Headlamp aim out of alignment | 119 |
| Windscreen wiper does not clear the windscreen effectively | 105 |
| Brake pipe excessively corroded | 58 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 35 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 34 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 34 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 33 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 24 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 23 |
| Registration plate issues | 21 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 15 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 14 |
| Nearside Stop lamp not working |1.2.1b| | 14 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Rear brake disc in such a condition that it is seriously weakened | 13 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 11 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Offside Stop lamp not working |1.2.1b| | 10 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 10 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 10 |
| Windscreen washer not working | 10 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 10 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 9 |
| Anti-lock braking system warning lamp indicates an ABS fault | 9 |
| Offside Front Position lamp not working |4.2.1 |a|| | 9 |
| Nearside Rear Stop lamp not working |1.2.1b| | 9 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 8 |
| Rear fog lamp not working |1.3.2b| | 8 |
| Nearside Side repeater not working |1.4.A.2c| | 8 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 7 |
| Offside Rear Stop lamp not working |1.2.1b| | 7 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Electronic parking brake warning indicates a malfunction |3.1.7| | 7 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Rear fog lamp not working |1.3.2b| | 6 |
| Service brake: efficiency below requirements |3.7.C.1a| | 6 |
| Windscreen has damage | 6 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 5 |
| Offside Outer Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 5 |
| Brake performance not tested |3.7.A.1| | 5 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 4 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 4 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 4 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 4 |
| Headlamp cleaning device inoperative |1.7.2| | 4 |
| Electronic parking brake warning indicates a malfunction |1.1.6 |e|| | 4 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 3 |
| Nearside Rear Anti-roll bar pin or bush excessively worn d bush (5.3.4 (a) (i)) | 3 |
| Offside Rear Anti-roll bar pin or bush excessively worn d bush (5.3.4 (a) (i)) | 3 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Nearside Rear Outer Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Front Headlamp cleaning device inoperative |1.7.2| | 3 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 3 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 3 |
| Nearside Rear Inner Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Rear Outer Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |
| Nearside Outer Rear position lamp|s| not working |1.1.A.3b| | 3 |
| Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 3 |
| Offside Front coil spring broken |2.4.C.1a| | 3 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 3 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front Position lamp not working |4.2.1 |a| |ii|| | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 3 |