| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 11497 |
| Headlamp aim out of alignment | 9510 |
| Windscreen wiper does not clear the windscreen effectively | 8843 |
| Registration plate lamp issues | 7581 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 7528 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4321 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 3888 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 3594 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 3580 |
| Brakes imbalanced across an axle | 3463 |
| Parking brake: efficiency below requirements |3.7.B.7| | 3233 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 2526 |
| Offside Stop lamp not working |1.2.1b| | 2443 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 2377 |
| Rear parking brake recording little or no effort | 2296 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 2277 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 2225 |
| Rear brake binding | 2217 |
| Nearside Stop lamp not working |1.2.1b| | 2209 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 2043 |
| Service brake: efficiency below requirements |3.7.B.7| | 2013 |
| Registration plate issues | 1997 |
| Emissions not tested |7.0| | 1934 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1904 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1789 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 1629 |
| Parking brake lever has no reserve travel |3.1.6b| | 1507 |
| Offside Rear fog lamp not working |1.3.2b| | 1360 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 1318 |
| Offside Rear Stop lamp not working |1.2.1b| | 1038 |
| Rear brake application uneven | 1025 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 1006 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 1005 |
| Nearside Rear Stop lamp not working |1.2.1b| | 966 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 901 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 887 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 850 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 792 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 787 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 746 |
| Front brake application uneven | 739 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 678 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 674 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 636 |
| Windscreen has damage | 626 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 578 |
| Centre Stop lamp not working |1.2.1b| | 547 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 532 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 518 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 498 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 489 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 485 |
| Power steering pipe|s| or hose|s| leaking from a joint |2.3.3b| | 467 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 466 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 464 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 455 |
| Windscreen wiper blade insecure | 451 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 413 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 403 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 397 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 395 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 393 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 382 |
| Rear Mechanical brake component has restricted free movement | 382 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 353 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 351 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 350 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 332 |
| Stop lamp not working |1.2.1b| | 318 |
| Front brake disc in such a condition that it is seriously weakened | 307 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 305 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 302 |
| Offside front brake binding |3.7.B.1| | 299 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 297 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 296 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 296 |
| Nearside Headlamp insecure |1.7.3| | 280 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 278 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 277 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 273 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 265 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 259 |
| Horn not working |1.6.2a| | 254 |
| Offside Headlamp insecure |1.7.3| | 253 |
| Power steering component|s| leaking |2.3.3b| | 250 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 247 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 246 |
| Nearside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 245 |
| Nearside Front Shock absorber has negligible damping effect |2.7.5| | 245 |
| Direction indicator incorrect colour |1.4.A.2f| | 243 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 235 |
| Parking brake lever, pawl mechanism pivots or their associated mountings are insecure |3.1.4b| | 228 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 227 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 226 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 224 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 222 |
| Centre Rear Statutory seat belt missing |5.1.1| | 215 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 215 |
| Nearside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 212 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 202 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 198 |
| Battery insecure |1.9.1| | 197 |
| Offside Front Shock absorber has negligible damping effect |2.7.5| | 196 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 190 |
| Nearside Side repeater insecure |1.4.A.2b| | 188 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 183 |
| Nearside Front Seat belt locking mechanism does not secure or release |5.2.5a| | 183 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 181 |
| Offside Front front brake binding |3.7.B.1| | 178 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 173 |