| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 336 |
| Headlamp aim out of alignment | 309 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 91 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 83 |
| Brake pipe excessively corroded | 59 |
| Brakes imbalanced across an axle | 57 |
| Registration plate issues | 53 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 33 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 31 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 24 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 21 |
| Nearside Rear Shock absorbers has a serious fluid leak | 20 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 18 |
| Offside Front Position lamp not working |4.2.1 |a|| | 17 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 17 |
| Anti-lock braking system warning lamp indicates an ABS fault | 16 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 15 |
| Front brake disc in such a condition that it is seriously weakened | 14 |
| Windscreen washer not working | 13 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Rear brake disc in such a condition that it is seriously weakened | 12 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 12 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 11 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 11 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 11 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 10 |
| Battery insecure |1.9.1| | 10 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 10 |
| Front brake excessively fluctuating | 10 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 10 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 9 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 9 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 9 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 8 |
| Nearside Front Shock absorbers has a serious fluid leak | 8 |
| Parking brake: efficiency below requirements |3.7.B.7| | 8 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Rear brake application uneven | 8 |
| Windscreen has damage | 8 |
| Offside Front Shock absorbers has a serious fluid leak | 8 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 8 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Offside Rear Shock absorbers has a serious fluid leak | 7 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 7 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 6 |
| Rear brake binding | 6 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 6 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 6 |
| Rear Mechanical brake component has restricted free movement | 6 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 6 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 6 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 6 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 5 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 5 |
| Nearside Front Service brake excessively binding |1.2.1 |f|| | 5 |
| Horn not working |1.6.2a| | 5 |
| Front brake application uneven | 5 |
| Registration plate lamp issues | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 5 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 5 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 5 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |