| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 3544 |
| Registration plate lamp issues | 3375 |
| Brake pipe excessively corroded | 3314 |
| Headlamp aim out of alignment | 2403 |
| Brakes imbalanced across an axle | 951 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 923 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 809 |
| Offside Stop lamp not working |1.2.1b| | 639 |
| Parking brake: efficiency below requirements |3.7.B.7| | 565 |
| Registration plate issues | 534 |
| Nearside Stop lamp not working |1.2.1b| | 470 |
| Front brake disc in such a condition that it is seriously weakened | 392 |
| Rear parking brake recording little or no effort | 380 |
| Brake hose excessively deteriorated | 378 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 285 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 258 |
| Offside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 249 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 240 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 237 |
| Nearside Rear Trailing arm corroded and seriously weakened |2.4.G.1| | 234 |
| Offside Rear Stop lamp not working |1.2.1b| | 229 |
| Offside Rear coil spring broken |2.4.C.1a| | 221 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 217 |
| Rear brake binding | 217 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 215 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 190 |
| Nearside Rear Stop lamp not working |1.2.1b| | 185 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 181 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 177 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 173 |
| Parking brake lever has no reserve travel |3.1.6b| | 164 |
| Service brake: efficiency below requirements |3.7.B.7| | 162 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 153 |
| Front brake application uneven | 143 |
| Brake load sensing valve seized |3.6.E.3| | 141 |
| Nearside Rear coil spring broken |2.4.C.1a| | 136 |
| Offside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 134 |
| Offside Front brake disc excessively pitted |3.5.1h| | 128 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 127 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 126 |
| Windscreen wiper blade insecure | 122 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 121 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 120 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 119 |
| Battery insecure |1.9.1| | 116 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 112 |
| Windscreen has damage | 112 |
| Nearside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 111 |
| Brake load sensing valve linkage seized |3.6.E.3| | 106 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 99 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 97 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 97 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 96 |
| Offside Rear fog lamp not working |1.3.2b| | 95 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 92 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 91 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 88 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 88 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 86 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 84 |
| Front brake excessively fluctuating | 84 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 82 |
| Nearside Headlamp insecure |1.7.3| | 81 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 79 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 79 |
| Offside Headlamp insecure |1.7.3| | 77 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 74 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 74 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 74 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 71 |
| Windscreen washer not working | 70 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 70 |
| Offside Front Position lamp not working |4.2.1 |a|| | 69 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 66 |
| Offside Rear coil spring fractured |2.4.C.1a| | 65 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 64 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 63 |
| Horn not working |1.6.2a| | 63 |
| Offside Front Lower 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)) | 60 |
| Rear fog lamp not working |1.3.2b| | 60 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 60 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 59 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 58 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 58 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 57 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 56 |