| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 493 |
| Headlamp aim out of alignment | 278 |
| Registration plate lamp issues | 266 |
| Brake pipe excessively corroded | 256 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 133 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 128 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 121 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 106 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 76 |
| Brakes imbalanced across an axle | 74 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 68 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 68 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 54 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 53 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 52 |
| Anti-lock braking system warning lamp indicates an ABS fault | 50 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 50 |
| Registration plate issues | 47 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 45 |
| Offside Front Position lamp not working |4.2.1 |a|| | 40 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 36 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 34 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 34 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 33 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 32 |
| Nearside Front Shock absorbers has a serious fluid leak | 32 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 32 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 32 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 28 |
| Offside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 28 |
| Rear brake disc in such a condition that it is seriously weakened | 28 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 27 |
| Rear brake binding | 27 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 26 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 25 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 25 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 25 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 24 |
| Nearside Stop lamp not working |1.2.1b| | 23 |
| Windscreen washer not working | 23 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 21 |
| Nearside Rear Stop lamp not working |1.2.1b| | 21 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 20 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 19 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 18 |
| Offside Front Track rod end ball joint worn to the extent there is a serious risk of detachment (2.1.3 (b) (ii)) | 18 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 17 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Offside Front Shock absorbers has a serious fluid leak | 16 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 15 |
| Parking brake lever has no reserve travel |3.1.6b| | 15 |
| Front brake disc in such a condition that it is seriously weakened | 15 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 14 |
| Front brake application uneven | 14 |
| Offside Stop lamp not working |1.2.1b| | 14 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 14 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 13 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 13 |
| Nearside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 13 |
| Parking brake: efficiency below requirements |3.7.B.7| | 13 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 13 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 13 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 13 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 13 |
| Offside Front Outer Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 12 |
| Offside Rear Stop lamp not working |1.2.1b| | 12 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 12 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 11 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 11 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 10 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 10 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 10 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 10 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 9 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 9 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 9 |
| Front brake excessively fluctuating | 9 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 9 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 9 |