| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 28920 |
| Registration plate lamp issues | 13075 |
| Brake pipe excessively corroded | 10806 |
| Windscreen wiper does not clear the windscreen effectively | 10039 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 6070 |
| Parking brake: efficiency below requirements |3.7.B.7| | 4671 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3979 |
| Offside Stop lamp not working |1.2.1b| | 3747 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3370 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3217 |
| Nearside Stop lamp not working |1.2.1b| | 3162 |
| Rear parking brake recording little or no effort | 2831 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2740 |
| Registration plate issues | 2713 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 2354 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2042 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 1959 |
| Rear brake binding | 1724 |
| Rear brake disc in such a condition that it is seriously weakened | 1717 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1539 |
| Offside Rear Stop lamp not working |1.2.1b| | 1423 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 1391 |
| Nearside Rear Stop lamp not working |1.2.1b| | 1295 |
| Rear Exhaust system not adequately supported |7.1.1| | 1265 |
| Nearside Side repeater not working |1.4.A.2c| | 1127 |
| Brakes imbalanced across an axle | 1104 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 1037 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 998 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 930 |
| Offside Side repeater not working |1.4.A.2c| | 922 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 917 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 906 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 878 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 870 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 830 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 816 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 813 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 803 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 749 |
| Windscreen has damage | 711 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 647 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 627 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 619 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 616 |
| Front brake disc in such a condition that it is seriously weakened | 589 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 586 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 560 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 537 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 497 |
| Windscreen washer not working | 494 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 480 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 468 |
| Offside Rear fog lamp not working |1.3.2b| | 460 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 459 |
| Brake hose excessively deteriorated | 453 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 449 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 446 |
| Driver`s airbag obviously defective |5.4.1| | 445 |
| Parking brake lever has no reserve travel |3.1.6b| | 432 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 428 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 427 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 418 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 417 |
| Nearside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 408 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 405 |
| Offside Front Direction indicator not working |1.4.A.2c| | 405 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 398 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 397 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 394 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 389 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 386 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 382 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 377 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 377 |
| Stop lamp remains on when the brakes are released | 368 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 355 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 354 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 352 |
| Emissions not tested |7.0| | 348 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 338 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 334 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 332 |
| Exhaust system not adequately supported |7.1.1| | 327 |
| Windscreen wiper blade insecure | 314 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 310 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 309 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 303 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 294 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 294 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 293 |
| Nearside Front Side repeater not working |1.4.A.2c| | 291 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 290 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 289 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 286 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 279 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 279 |
| Rear brake application uneven | 275 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 274 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 271 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 270 |
| Rear Mechanical brake component has restricted free movement | 267 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 262 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 260 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 257 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 256 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 253 |
| Nearside Headlamp not working on main beam |1.7.5a| | 246 |
| Fuel tank insecure |7.2.1| | 241 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 237 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 231 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 229 |
| Fuel cap/sealing device missing |7.2.4a| | 229 |
| Offside Headlamp not working on main beam |1.7.5a| | 227 |
| Offside Front Side repeater not working |1.4.A.2c| | 227 |