| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 1845 |
| Registration plate lamp issues | 1525 |
| Headlamp aim out of alignment | 1278 |
| Windscreen wiper does not clear the windscreen effectively | 1055 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 570 |
| Parking brake: efficiency below requirements |3.7.B.7| | 504 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 464 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 442 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 397 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 376 |
| Offside Stop lamp not working |1.2.1b| | 371 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 363 |
| Registration plate issues | 354 |
| Nearside Stop lamp not working |1.2.1b| | 353 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 343 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 342 |
| Rear parking brake recording little or no effort | 339 |
| Brakes imbalanced across an axle | 308 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 303 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 275 |
| Brake hose excessively deteriorated | 269 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 267 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 249 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 231 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 220 |
| Offside Rear Stop lamp not working |1.2.1b| | 189 |
| Nearside Rear Stop lamp not working |1.2.1b| | 160 |
| Parking brake lever has no reserve travel |3.1.6b| | 155 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 151 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 149 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 145 |
| Rear brake binding | 144 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 140 |
| Emissions not tested |7.0| | 134 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 131 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 125 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 115 |
| Offside Rear fog lamp not working |1.3.2b| | 108 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 107 |
| Service brake: efficiency below requirements |3.7.B.7| | 107 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 101 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 100 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 99 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 90 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 87 |
| Windscreen wiper blade insecure | 87 |
| Windscreen has damage | 87 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 83 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 83 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 82 |
| Rear brake application uneven | 76 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 75 |
| Front brake application uneven | 73 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 71 |
| Indicator switch faulty |1.4.A.1| | 71 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 70 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 67 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 61 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 58 |
| Nearside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 58 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 56 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 54 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 51 |
| Offside Rear Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 51 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 49 |
| Offside Steering rack gaiter split |2.2.D.2d| | 46 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 46 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 43 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 40 |
| Front brake disc in such a condition that it is seriously weakened | 39 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 38 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 38 |
| Offside Front Direction indicator not working |1.4.A.2c| | 38 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 37 |
| Rear Stop lamp not working |1.2.1b| | 37 |
| Front Exhaust system not adequately supported |7.1.1| | 35 |
| Nearside Headlamp not working on main beam |1.7.5a| | 35 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 34 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 32 |
| Stop lamp not working |1.2.1b| | 30 |
| Front position lamp|s| not working |1.1.A.3b| | 30 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 30 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 29 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 29 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 28 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 28 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 27 |
| Offside front brake binding |3.7.B.1| | 27 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 27 |
| Horn not working |1.6.2a| | 27 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 27 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 27 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 26 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 26 |
| Offside Front brake disc excessively pitted |3.5.1h| | 26 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 25 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 25 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 25 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 24 |
| Rear Shock absorber has a serious fluid leak |2.7.3| | 24 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 24 |
| Nearside Headlamp insecure |1.7.3| | 24 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 24 |
| Battery insecure |1.9.1| | 23 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 23 |
| Offside Indicator switch faulty |1.4.A.1| | 23 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 23 |
| Offside Headlamp insecure |1.7.3| | 23 |
| Anti-lock braking system warning lamp indicates an ABS fault | 23 |