| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 4828 |
| Windscreen wiper does not clear the windscreen effectively | 3278 |
| Headlamp aim out of alignment | 2047 |
| Brakes imbalanced across an axle | 1495 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1228 |
| Registration plate lamp issues | 901 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 713 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 679 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 678 |
| Offside Stop lamp not working |1.2.1b| | 618 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 615 |
| Service brake: efficiency below requirements |3.7.B.7| | 507 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 492 |
| Offside Rear fog lamp not working |1.3.2b| | 435 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 417 |
| Front brake disc in such a condition that it is seriously weakened | 356 |
| Registration plate issues | 355 |
| Nearside Stop lamp not working |1.2.1b| | 350 |
| Emissions not tested |7.0| | 349 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 326 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 313 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 290 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 287 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 256 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 255 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 252 |
| Offside Rear Stop lamp not working |1.2.1b| | 252 |
| Front brake application uneven | 251 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 223 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 213 |
| Brake hose excessively deteriorated | 209 |
| Rear brake binding | 201 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 191 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 173 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 171 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 170 |
| Rear brake application uneven | 168 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 167 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 161 |
| Windscreen wiper blade insecure | 161 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 161 |
| Nearside Rear Stop lamp not working |1.2.1b| | 150 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 145 |
| Parking brake: efficiency below requirements |3.7.B.7| | 131 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 131 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 121 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 114 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 105 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 102 |
| Windscreen has damage | 101 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 98 |
| Rear parking brake recording little or no effort | 95 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 94 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 91 |
| Battery insecure |1.9.1| | 89 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 88 |
| Offside Front brake disc excessively pitted |3.5.1h| | 81 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 80 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 79 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 74 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 71 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 67 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 67 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 66 |
| Offside Rear coil spring broken |2.4.C.1a| | 65 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 65 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 65 |
| Nearside Side repeater not working |1.4.A.2c| | 65 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 64 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 63 |
| Offside Front Suspension component mounting prescribed area is excessively corroded floor |2.4.A.3| | 62 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 62 |
| Offside Outer Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 61 |
| Exhaust tailpipe not capable of allowing the emission probe to be inserted |7.3.D.1| | 61 |
| Offside Front Macpherson strut corroded and seriously weakened |2.4.G.1| | 61 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 60 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 59 |
| Offside Side repeater not working |1.4.A.2c| | 58 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 58 |
| Centre Stop lamp not working |1.2.1b| | 57 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 57 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 57 |
| Driver`s door cannot be opened from inside the vehicle |6.2.B.1b| | 55 |
| Rear fog lamp not working |1.3.2b| | 54 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 54 |
| Nearside Front Macpherson strut corroded and seriously weakened |2.4.G.1| | 54 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 52 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 51 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded floor |2.4.A.3| | 51 |
| Fuel cap/sealing device missing |7.2.4a| | 51 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 50 |
| Parking brake lever has no reserve travel |3.1.6b| | 50 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 50 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 50 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 50 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 48 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 48 |
| Front position lamp|s| not working |1.1.A.3b| | 48 |
| Horn not working |1.6.2a| | 47 |
| Rear Exhaust system not adequately supported |7.1.1| | 47 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 46 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 46 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 46 |
| Nearside Headlamp insecure |1.7.3| | 45 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 44 |
| Exhaust system not adequately supported |7.1.1| | 43 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 43 |