| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 2201 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1632 |
| Headlamp aim out of alignment | 1567 |
| Registration plate lamp issues | 1511 |
| Windscreen wiper does not clear the windscreen effectively | 1410 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 948 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 765 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 740 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 691 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 684 |
| Brakes imbalanced across an axle | 495 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 494 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 479 |
| Brake hose excessively deteriorated | 476 |
| Registration plate issues | 466 |
| Offside Stop lamp not working |1.2.1b| | 453 |
| Nearside Stop lamp not working |1.2.1b| | 421 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 362 |
| Parking brake: efficiency below requirements |3.7.B.7| | 354 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 351 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 341 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 315 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 228 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 227 |
| Emissions not tested |7.0| | 222 |
| Nearside Rear Stop lamp not working |1.2.1b| | 222 |
| Offside Rear Stop lamp not working |1.2.1b| | 219 |
| Rear parking brake recording little or no effort | 205 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 202 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 187 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 186 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 181 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 143 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 138 |
| Front brake application uneven | 133 |
| Parking brake lever has no reserve travel |3.1.6b| | 125 |
| Offside front brake binding |3.7.B.1| | 119 |
| Nearside Rear Shock absorber has negligible damping effect |2.7.5| | 117 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 113 |
| Service brake: efficiency below requirements |3.7.B.7| | 110 |
| Rear brake application uneven | 106 |
| Offside Rear fog lamp not working |1.3.2b| | 104 |
| Offside Rear Shock absorber has negligible damping effect |2.7.5| | 100 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 99 |
| Rear brake binding | 99 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 96 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 95 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 94 |
| Windscreen has damage | 87 |
| Exhaust emits excessive dense blue smoke during acceleration |7.3.A.2c| | 84 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 79 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 78 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 75 |
| Horn not working |1.6.2a| | 73 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 73 |
| Nearside front brake binding |3.7.B.1| | 70 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 70 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 70 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 66 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 66 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 65 |
| Front brake disc in such a condition that it is seriously weakened | 61 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 61 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 61 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 60 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 58 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 58 |
| Offside Front front brake binding |3.7.B.1| | 56 |
| Rear Stop lamp not working |1.2.1b| | 53 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 48 |
| Offside Front brake disc excessively pitted |3.5.1h| | 47 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 47 |
| Windscreen wiper blade insecure | 47 |
| Nearside Headlamp insecure |1.7.3| | 45 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 44 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 41 |
| Nearside Front front brake binding |3.7.B.1| | 40 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 39 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 38 |
| Brake hose damaged | 35 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 34 |
| Offside Headlamp insecure |1.7.3| | 34 |
| Front position lamp|s| not working |1.1.A.3b| | 34 |
| Exhaust engine idle speed too high |7.3.D.1| | 33 |
| Nearside Rear Brake hose excessively damaged |3.6.B.4d| | 32 |
| Nearside Front Headlamp not in good working order adversely affecting beam image |1.2.4a| | 32 |
| Offside Rear Anti-roll bar rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 31 |
| Stop lamp not working |1.2.1b| | 30 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 30 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 29 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 29 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 28 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 28 |