| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8112 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 5068 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 4978 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 3949 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3675 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3280 |
| Windscreen wiper does not clear the windscreen effectively | 3133 |
| Horn not working (7.7 (a)) | 2587 |
| Windscreen washer not working | 2331 |
| Registration plate lamp issues | 2007 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1940 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1935 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1261 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 1253 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1246 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1195 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 1039 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 1001 |
| Front brake disc in such a condition that it is seriously weakened | 981 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 962 |
| Registration plate issues | 961 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 927 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 897 |
| Horn not working (7.7 (a) (ii)) | 861 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 838 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 713 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 690 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 651 |
| Anti-lock braking system warning lamp indicates an ABS fault | 644 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 606 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 593 |
| Brakes imbalanced across an axle | 518 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 471 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 459 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 446 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 419 |
| Horn not working |7.7 |a| |ii|| | 354 |
| Nearside Front Shock absorbers has a serious fluid leak | 345 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 344 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 340 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 338 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 335 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 332 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 320 |
| Exhaust emissions exceed default limit of 0.7m-1 |8.2.2.2 |b|| | 315 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 297 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 296 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 286 |
| Offside Front Position lamp not working |4.2.1 |a|| | 281 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 279 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 274 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 253 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 248 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 247 |
| Exhaust emissions exceed manufacturers specified limit 0.55 (8.2.2.2 (a)) | 239 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 238 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 237 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 236 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 235 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 231 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 219 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 214 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 211 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 210 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 206 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 205 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 203 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 202 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 201 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 201 |