| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 793 |
| Headlamp aim out of alignment | 611 |
| Registration plate lamp issues | 501 |
| Brake pipe excessively corroded | 276 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 185 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 177 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 176 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 166 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 153 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 153 |
| Brakes imbalanced across an axle | 105 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 77 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 73 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 69 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 68 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 68 |
| Brake hose excessively deteriorated | 63 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 62 |
| Offside Front Position lamp not working |4.2.1 |a|| | 58 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 57 |
| Registration plate issues | 53 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 50 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 49 |
| Windscreen washer not working | 49 |
| Rear brake disc in such a condition that it is seriously weakened | 47 |
| Front brake disc in such a condition that it is seriously weakened | 41 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 38 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 35 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 29 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 29 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 28 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 28 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 28 |
| Rear brake binding | 27 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 26 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 25 |
| Offside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 24 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 24 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 23 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 23 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 21 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 21 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 21 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 21 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 21 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 20 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 20 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 20 |
| Nearside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 19 |
| Parking brake: efficiency below requirements |3.7.B.7| | 18 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Offside Front Outer Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 18 |
| Offside Rear Shock absorbers has a serious fluid leak | 18 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 17 |
| Rear fog lamp not working |1.3.2b| | 17 |
| Nearside Stop lamp not working |1.2.1b| | 17 |
| Stop lamp|s| all not working |4.3.1 |a| |iii|| | 17 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 17 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 17 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 16 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 16 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Anti-lock braking system warning lamp indicates an ABS fault | 16 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 15 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 15 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 15 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 15 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 14 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 13 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Parking brake lever has no reserve travel |3.1.6b| | 13 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 13 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 13 |
| Rear parking brake recording little or no effort | 13 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 13 |
| Emissions not tested (8.2.1.2 (d)) | 12 |
| Battery insecure |1.9.1| | 12 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 12 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 12 |
| Nearside Front Outer Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 12 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 12 |