| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 3991 |
| Brake pipe excessively corroded | 3264 |
| Windscreen wiper does not clear the windscreen effectively | 3251 |
| Brakes imbalanced across an axle | 1816 |
| Headlamp aim out of alignment | 1731 |
| Rear brake binding | 1219 |
| Offside Stop lamp not working |1.2.1b| | 1102 |
| Nearside Stop lamp not working |1.2.1b| | 1009 |
| Parking brake: efficiency below requirements |3.7.B.7| | 929 |
| Parking brake lever has no reserve travel |3.1.6b| | 829 |
| Rear Exhaust system not adequately supported |7.1.1| | 678 |
| Rear parking brake recording little or no effort | 670 |
| Registration plate issues | 662 |
| Service brake: efficiency below requirements |3.7.B.7| | 555 |
| Front Exhaust system not adequately supported |7.1.1| | 496 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 480 |
| Front brake disc in such a condition that it is seriously weakened | 448 |
| Offside Rear Stop lamp not working |1.2.1b| | 407 |
| Exhaust system not adequately supported |7.1.1| | 406 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 380 |
| Nearside Rear Stop lamp not working |1.2.1b| | 366 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 348 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 334 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 319 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 315 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 314 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 312 |
| Offside Front brake disc excessively pitted |3.5.1h| | 310 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 280 |
| Rear brake application uneven | 263 |
| Offside front brake binding |3.7.B.1| | 256 |
| Centre Stop lamp not working |1.2.1b| | 222 |
| Nearside front brake binding |3.7.B.1| | 222 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 199 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 176 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 163 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 161 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 161 |
| Rear Mechanical brake component has restricted free movement | 158 |
| Offside Front coil spring broken |2.4.C.1a| | 155 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 146 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 139 |
| Front brake application uneven | 129 |
| Offside Front front brake binding |3.7.B.1| | 128 |
| Front brake disc excessively pitted |3.5.1h| | 128 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 125 |
| Brake hose excessively deteriorated | 123 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 114 |
| Mechanical brake component has restricted free movement | 114 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 111 |
| Offside Front coil spring fractured |2.4.C.1a| | 107 |
| Centre Stop lamp has less than 50% of the light sources illuminating |1.2.1b| | 106 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 105 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 104 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 102 |
| Windscreen wiper blade insecure | 100 |
| Nearside Front front brake binding |3.7.B.1| | 94 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 93 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 93 |
| Stop lamp not working |1.2.1b| | 92 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 92 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 90 |
| Front brake excessively fluctuating | 86 |
| Centre Exhaust system not adequately supported |7.1.1| | 84 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 83 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 81 |
| Nearside Front coil spring broken |2.4.C.1a| | 79 |
| Windscreen has damage | 78 |
| Offside Front coil spring incomplete |2.4.C.1a| | 71 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 70 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 68 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 67 |
| Horn not working |1.6.2a| | 64 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 64 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 64 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 63 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 63 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 63 |
| Centre Rear Stop lamp not working |1.2.1b| | 63 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 62 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 61 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 61 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 59 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 59 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 59 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 57 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 56 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 55 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 54 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 53 |