| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6639 |
| Windscreen wiper does not clear the windscreen effectively | 6378 |
| Registration plate lamp issues | 5392 |
| Brake pipe excessively corroded | 4981 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 3625 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 3381 |
| Brakes imbalanced across an axle | 2818 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1824 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1667 |
| Rear brake binding | 1538 |
| Front brake disc in such a condition that it is seriously weakened | 1263 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1241 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 1120 |
| Registration plate issues | 803 |
| Offside Stop lamp not working |1.2.1b| | 695 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 687 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 625 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 595 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 588 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 578 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 566 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 500 |
| Nearside Stop lamp not working |1.2.1b| | 500 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 491 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 487 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 470 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 468 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 408 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 387 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 375 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 355 |
| Windscreen washer not working | 351 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 347 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 322 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 321 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 313 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 312 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 308 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 307 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 302 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 294 |
| Hazard warning switch faulty |1.4.B.1d| | 288 |
| Parking brake: efficiency below requirements |3.7.B.7| | 275 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 274 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 270 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 262 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 259 |
| Offside Rear Stop lamp not working |1.2.1b| | 252 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 242 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 240 |
| Anti-lock braking system warning lamp indicates an ABS fault | 240 |
| Nearside Rear Stop lamp not working |1.2.1b| | 234 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 231 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 230 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 226 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 224 |
| Rear brake application uneven | 223 |
| Offside Front Position lamp not working |4.2.1 |a|| | 220 |
| Horn not working (7.7 (a)) | 218 |
| Front brake excessively fluctuating | 216 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 213 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 211 |
| Rear Mechanical brake component has restricted free movement | 207 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 205 |
| Rear parking brake recording little or no effort | 202 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 200 |
| Indicator switch inoperative (4.4.2 (a) (ii)) | 199 |
| All direction indicators not working (4.4.1 (a) (ii)) | 192 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 189 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 188 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 188 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 185 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 185 |
| Emissions not tested (8.2.1.2 (d)) | 182 |
| Rear Exhaust system not adequately supported |7.1.1| | 181 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 181 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 180 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 179 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 168 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 166 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 164 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 162 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 161 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 159 |
| Offside Rear Service brake lagging in operation (1.2.1 (d)) | 158 |
| Offside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 157 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 156 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 156 |
| Hazard warning lamps inoperative |1.4.B.1b| | 154 |
| Emissions unable to be completed (8.2.1.2 (d)) | 149 |