| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 2076 |
| Headlamp aim out of alignment | 1600 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1188 |
| Rear parking brake recording little or no effort | 824 |
| Windscreen wiper does not clear the windscreen effectively | 774 |
| Brake pipe excessively corroded | 701 |
| Offside Front coil spring broken |2.4.C.1a| | 679 |
| Nearside Front coil spring broken |2.4.C.1a| | 654 |
| Rear brake binding | 646 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 606 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 581 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 520 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 483 |
| Offside Rear coil spring broken |2.4.C.1a| | 456 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 439 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 430 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 424 |
| Brakes imbalanced across an axle | 403 |
| Nearside Stop lamp not working |1.2.1b| | 367 |
| Front brake disc in such a condition that it is seriously weakened | 357 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 355 |
| Centre Stop lamp not working |1.2.1b| | 349 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 339 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 335 |
| Rear brake disc in such a condition that it is seriously weakened | 329 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 323 |
| Offside Stop lamp not working |1.2.1b| | 309 |
| Nearside Rear coil spring broken |2.4.C.1a| | 301 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 271 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 218 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 215 |
| Nearside Front coil spring fractured |2.4.C.1a| | 212 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 210 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 194 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 194 |
| Parking brake lever has no reserve travel |3.1.6b| | 187 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 185 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 184 |
| Offside Front coil spring fractured |2.4.C.1a| | 177 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 177 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 175 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 173 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 167 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 166 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 166 |
| Stop lamp not working |1.2.1b| | 152 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 152 |
| Offside Front coil spring incomplete |2.4.C.1a| | 148 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 145 |
| Nearside Rear Stop lamp not working |1.2.1b| | 142 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 135 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 133 |
| Registration plate issues | 130 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 130 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 125 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 123 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 121 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 119 |
| Offside Rear coil spring fractured |2.4.C.1a| | 116 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 114 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 112 |
| Offside Rear Stop lamp not working |1.2.1b| | 111 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 110 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 106 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 106 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 105 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 105 |
| Rear Mechanical brake component has restricted free movement | 105 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 103 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 103 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 102 |
| Horn not working |1.6.2a| | 102 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 102 |
| Anti-lock braking system warning lamp indicates an ABS fault | 101 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 99 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 96 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 96 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 94 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 92 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 91 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 91 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 90 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 89 |
| Offside Front Position lamp not working |4.2.1 |a|| | 88 |
| Windscreen washer not working | 86 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 85 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 82 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 82 |
| Front brake application uneven | 80 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 79 |
| Headlamp switch faulty |1.7.1| | 77 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 73 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp |1.4.A.2h| | 73 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 73 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 72 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 71 |
| Centre Rear Stop lamp not working |1.2.1b| | 71 |
| Rear brake application uneven | 70 |
| Offside Stop lamp adversely affected by the operation of another lamp |1.2.1f| | 69 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 68 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 67 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 65 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 64 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 64 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 64 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 63 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 63 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 62 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 61 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 60 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 59 |
| Offside Rear fog lamp not working |1.3.2b| | 59 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 57 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 57 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 55 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 55 |
| Rear fog lamp not working |1.3.2b| | 55 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 55 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 54 |
| Rear Stop lamp not working |1.2.1b| | 53 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 53 |
| Nearside Headlamp not working on main beam |1.7.5a| | 53 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 52 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 50 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 49 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 49 |
| Front brake excessively fluctuating | 48 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 47 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 47 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 46 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 45 |
| Windscreen has damage | 45 |
| Nearside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 45 |