| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 2415 |
| Windscreen wiper does not clear the windscreen effectively | 1942 |
| Headlamp aim out of alignment | 1557 |
| Registration plate lamp issues | 507 |
| Nearside Rear Shock absorbers has a serious fluid leak | 259 |
| Horn not working (7.7 (a)) | 230 |
| Windscreen washer not working | 213 |
| Horn not working (7.7 (a) (ii)) | 196 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 191 |
| Offside Rear Shock absorbers has a serious fluid leak | 176 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 168 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 163 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 146 |
| Brakes imbalanced across an axle | 141 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 137 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 131 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 122 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 122 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 104 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 99 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 90 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 90 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 90 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 88 |
| Front brake disc in such a condition that it is seriously weakened | 86 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 76 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 75 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 71 |
| Registration plate issues | 69 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 67 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 65 |
| Nearside Front Shock absorbers has a serious fluid leak | 65 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 65 |
| Offside Front Shock absorbers has a serious fluid leak | 62 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 61 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 61 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 59 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 59 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 59 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 55 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 54 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 53 |
| Horn not working |7.7 |a| |ii|| | 51 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 48 |
| Nearside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 44 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 44 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 44 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 43 |
| Central Exhaust system insecure (6.1.2 (a)) | 42 |
| Exhaust system insecure (6.1.2 (a)) | 41 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 41 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 39 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 37 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 36 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 35 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 35 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 34 |
| Central Prop shaft bearing excessively worn (6.1.7 (b) (i)) | 34 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 34 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 34 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 34 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 32 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 30 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 29 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 28 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 28 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 27 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 27 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 27 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 25 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 25 |