| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 203 |
| Windscreen wiper does not clear the windscreen effectively | 200 |
| Brake pipe excessively corroded | 163 |
| Registration plate lamp issues | 125 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 89 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 81 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 40 |
| Front brake disc in such a condition that it is seriously weakened | 27 |
| Offside Side repeater not working |1.4.A.2c| | 26 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 26 |
| Windscreen washer not working | 23 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 23 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 22 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 22 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 21 |
| Registration plate issues | 20 |
| Nearside Side repeater not working |1.4.A.2c| | 19 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 19 |
| Brakes imbalanced across an axle | 18 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 17 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 17 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 16 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 14 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 14 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 14 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 13 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 12 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 11 |
| Anti-lock braking system warning lamp indicates an ABS fault | 11 |
| Offside Front Position lamp not working |4.2.1 |a|| | 11 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Rear brake disc in such a condition that it is seriously weakened | 9 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 9 |
| Rear brake binding | 9 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Offside Front Side repeater not working |1.4.A.2c| | 8 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 8 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Nearside Rear Shock absorbers has a serious fluid leak | 7 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Nearside Front Side repeater not working |1.4.A.2c| | 7 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 6 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 6 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 6 |
| Front brake excessively fluctuating | 5 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 5 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 5 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Nearside Stop lamp not working |1.2.1b| | 5 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Rear fog lamp not working |1.3.2b| | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Brake hose excessively deteriorated | 5 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Headlamp cleaning device for LED or HID headlamp inoperative |4.1.6 |a| |ii|| | 4 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 4 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 4 |
| Nearside Front Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Offside Front Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 4 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 4 |
| Nearside Rear Headlamp levelling device inoperative (4.1.5 (a)) | 4 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 4 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Rear Headlamp levelling device inoperative (4.1.5 (a)) | 4 |
| Nearside Seat belt anchorage prescribed area strength or continuity significantly reduced inner sill (7.1.1 (a) (i)) | 4 |
| Exhaust fumes entering cabin (6.1.2 (b) (i)) | 4 |
| Nearside Front Inner Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Offside Rear Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 4 |