| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 336 |
| Headlamp aim out of alignment | 305 |
| Brake pipe excessively corroded | 269 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 137 |
| Registration plate lamp issues | 129 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 98 |
| Anti-lock braking system warning lamp indicates an ABS fault | 76 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 66 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 61 |
| Front brake disc in such a condition that it is seriously weakened | 53 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 38 |
| Brakes imbalanced across an axle | 36 |
| Registration plate issues | 34 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 33 |
| Nearside Side repeater not working |1.4.A.2c| | 33 |
| Windscreen washer not working | 32 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 31 |
| Offside Side repeater not working |1.4.A.2c| | 30 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 30 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 27 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 27 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 27 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 25 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 24 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 22 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 20 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 20 |
| Brake hose excessively deteriorated | 19 |
| Rear brake disc in such a condition that it is seriously weakened | 19 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 19 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 19 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 18 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 18 |
| Offside Stop lamp not working |1.2.1b| | 18 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 17 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 16 |
| Nearside Stop lamp not working |1.2.1b| | 15 |
| Nearside Rear Shock absorbers has a serious fluid leak | 15 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 13 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 13 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 12 |
| Offside Front Position lamp not working |4.2.1 |a|| | 12 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 11 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 11 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 11 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 11 |
| Offside Front coil spring broken |2.4.C.1a| | 11 |
| Front brake application uneven | 10 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 10 |
| Offside Front Side repeater not working |1.4.A.2c| | 9 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 9 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 9 |
| Parking brake: efficiency below requirements |3.7.B.7| | 9 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 8 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 8 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 8 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 8 |
| Rear parking brake recording little or no effort | 8 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Offside Rear Stop lamp not working |1.2.1b| | 7 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 7 |
| Offside Rear Shock absorbers has a serious fluid leak | 7 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 7 |
| Headlamp levelling device inoperative (4.1.5 (a)) | 7 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Rear fog lamp not working |1.3.2b| | 6 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 6 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 6 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 6 |
| Front brake excessively fluctuating | 6 |
| Headlamp cleaning device inoperative |1.7.2| | 6 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 6 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 6 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 6 |
| Windscreen has damage | 6 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 6 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 6 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 6 |