| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 3693 |
| Windscreen wiper does not clear the windscreen effectively | 2950 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 2219 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1961 |
| Registration plate lamp issues | 1870 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1488 |
| Offside Stop lamp not working |1.2.1b| | 1385 |
| Nearside Stop lamp not working |1.2.1b| | 1352 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1096 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 952 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 923 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 834 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 833 |
| Rear parking brake recording little or no effort | 798 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 789 |
| Registration plate issues | 786 |
| Brake hose excessively deteriorated | 723 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 695 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 687 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 672 |
| Offside Rear fog lamp not working |1.3.2b| | 559 |
| Nearside Rear Stop lamp not working |1.2.1b| | 541 |
| Brake pipe excessively corroded | 538 |
| Offside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 537 |
| Front brake disc in such a condition that it is seriously weakened | 533 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 518 |
| Offside Rear Stop lamp not working |1.2.1b| | 517 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 493 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 472 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 460 |
| Emissions not tested |7.0| | 455 |
| Brake load sensing valve linkage seized |3.6.E.3| | 429 |
| Nearside Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 425 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 423 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 411 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 409 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 408 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 403 |
| Brakes imbalanced across an axle | 388 |
| Rear brake binding | 369 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 364 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 357 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 345 |
| Offside Brake cable has wires broken and is significantly weakened |3.5.1b| | 339 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 330 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 300 |
| Nearside Headlamp insecure |1.7.3| | 285 |
| Parking brake lever has no reserve travel |3.1.6b| | 284 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 279 |
| Battery insecure |1.9.1| | 273 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 272 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 268 |
| Nearside Brake cable has wires broken and is significantly weakened |3.5.1b| | 267 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 251 |
| Offside Headlamp insecure |1.7.3| | 242 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 236 |
| Horn not working |1.6.2a| | 222 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 221 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 221 |
| Offside Rear coil spring fractured |2.4.C.1a| | 211 |
| Brake load sensing valve seized |3.6.E.3| | 207 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 206 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 205 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 203 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 195 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 192 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 184 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 184 |
| Brake cable has wires broken and is significantly weakened |3.5.1b| | 180 |
| Offside Front coil spring incomplete |2.4.C.1a| | 179 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 176 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 171 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 170 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 162 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 161 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 161 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 155 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 149 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 149 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 145 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 142 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 137 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 137 |
| Rear Exhaust system not adequately supported |7.1.1| | 137 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 135 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 134 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 132 |
| Nearside Headlamp not working on main beam |1.7.5a| | 127 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 126 |
| Offside Front coil spring fractured |2.4.C.1a| | 125 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 122 |
| Nearside Front Headlamp insecure |1.7.3| | 121 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 121 |
| Direction indicators incorrect colour |1.4.A.2f| | 119 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 117 |
| Offside Headlamp not working on main beam |1.7.5a| | 117 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 113 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 109 |
| Service brake: efficiency below requirements |3.7.B.7| | 106 |
| Exhaust system not adequately supported |7.1.1| | 106 |
| Windscreen wiper blade insecure | 105 |
| Nearside Front coil spring fractured |2.4.C.1a| | 104 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 102 |
| Offside Front brake disc excessively pitted |3.5.1h| | 99 |
| Windscreen has damage | 98 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 98 |
| Nearside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 93 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 93 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 93 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 92 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 91 |
| Offside Front Headlamp insecure |1.7.3| | 90 |
| Rear brake application uneven | 88 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 87 |
| Front brake application uneven | 83 |
| Rear Brake cable has wires broken and is significantly weakened |3.5.1b| | 79 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 78 |
| Stop lamp remains on when the brakes are released | 78 |
| Offside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 77 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 76 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 71 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 71 |
| Rear fog lamp tell tale not working |1.3.1b| | 71 |
| Nearside Inner Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 70 |
| Offside Rear coil spring broken |2.4.C.1a| | 69 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 67 |
| Front position lamp|s| not working |1.1.A.3b| | 66 |
| Offside Front coil spring broken |2.4.C.1a| | 65 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 63 |
| Rear Brake load sensing valve seized |3.6.E.3| | 63 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 62 |
| Stop lamp not working |1.2.1b| | 62 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 61 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 60 |
| Fuel tank leaking |7.2.3| | 60 |
| Nearside Rear coil spring broken |2.4.C.1a| | 58 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 58 |