| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 5504 |
| Windscreen wiper does not clear the windscreen effectively | 4391 |
| Headlamp aim out of alignment | 3702 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 2384 |
| Nearside Stop lamp not working |1.2.1b| | 1239 |
| Offside Stop lamp not working |1.2.1b| | 1157 |
| Front brake disc in such a condition that it is seriously weakened | 1038 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 801 |
| Windscreen washer not working | 762 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 750 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 667 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 631 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 600 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 599 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 590 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 589 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 564 |
| Rear brake disc in such a condition that it is seriously weakened | 532 |
| Rear Exhaust system not adequately supported |7.1.1| | 516 |
| Nearside Rear Stop lamp not working |1.2.1b| | 515 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 497 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 466 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 464 |
| Offside Rear Stop lamp not working |1.2.1b| | 463 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 460 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 460 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 453 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 449 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 444 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 436 |
| Brakes imbalanced across an axle | 430 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 425 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 424 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 414 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 352 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 348 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 348 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 340 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 339 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 329 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 321 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 317 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 300 |
| Rear Exhaust system insecure (6.1.2 (a)) | 291 |
| Anti-lock braking system warning lamp indicates an ABS fault | 281 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 278 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 271 |
| Registration plate issues | 268 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 266 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 265 |
| Rear brake binding | 262 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 260 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 254 |
| Exhaust system not adequately supported |7.1.1| | 254 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 242 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 238 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 228 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 226 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 225 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 223 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 209 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 202 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 199 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 196 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 196 |
| Offside Front Position lamp not working |4.2.1 |a|| | 195 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 191 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 188 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 186 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 185 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 184 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 183 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 178 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 177 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 177 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 175 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 174 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 168 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 165 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 164 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 159 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 158 |
| Front brake excessively fluctuating | 156 |
| Exhaust system insecure (6.1.2 (a)) | 147 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 144 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 143 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 141 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 139 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 138 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 136 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 136 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 136 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 129 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 128 |
| Rear Exhaust system insecure |6.1.2 |a|| | 127 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 127 |
| Front Exhaust system not adequately supported |7.1.1| | 127 |
| Parking brake: efficiency below requirements |3.7.B.7| | 125 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 124 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 123 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 123 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 120 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 120 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 120 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 118 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 117 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 117 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 115 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 111 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 111 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 109 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 105 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 105 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 105 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 104 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 104 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 104 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 103 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 101 |
| Centre Stop lamp not working |1.2.1b| | 101 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 100 |