| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5629 |
| Windscreen wiper does not clear the windscreen effectively | 5295 |
| Brake pipe excessively corroded | 3537 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1695 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1631 |
| Registration plate lamp issues | 1509 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 1119 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 1048 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 1044 |
| Front brake disc in such a condition that it is seriously weakened | 996 |
| Brakes imbalanced across an axle | 942 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 857 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 817 |
| Registration plate issues | 652 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 464 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 449 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 410 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 407 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 371 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 335 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 328 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 312 |
| Windscreen washer not working | 311 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 294 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 293 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 293 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 283 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 282 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 267 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 263 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 257 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 253 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 252 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 248 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 246 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 243 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 234 |
| Offside Front Position lamp not working |4.2.1 |a|| | 231 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 228 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 221 |
| Hazard warning switch faulty |1.4.B.1d| | 217 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 216 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 215 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 213 |
| Offside Front Macpherson strut corroded and seriously weakened (5.3.3 (b) (i)) | 209 |
| Front brake excessively fluctuating | 208 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 199 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 198 |
| Horn not working (7.7 (a)) | 180 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 177 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 176 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 175 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 171 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 171 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 169 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 169 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 162 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 159 |
| All direction indicators not working (4.4.1 (a) (ii)) | 153 |
| Indicator switch inoperative (4.4.2 (a) (ii)) | 147 |
| Anti-lock braking system warning lamp indicates an ABS fault | 135 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 134 |
| Emissions unable to be completed (8.2.1.2 (d)) | 134 |
| Offside Stop lamp not working |1.2.1b| | 134 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 132 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 131 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 130 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 129 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 129 |
| Rear Exhaust system insecure (6.1.2 (a)) | 128 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 128 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 127 |
| Rear brake binding | 125 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 123 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 121 |
| Emissions not tested (8.2.1.2 (d)) | 119 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 118 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 114 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 114 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 111 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 108 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 107 |