| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 2168 |
| Registration plate lamp issues | 1228 |
| Headlamp aim out of alignment | 919 |
| Brake pipe excessively corroded | 848 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 371 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 369 |
| Brakes imbalanced across an axle | 343 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 341 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 324 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 312 |
| Offside Stop lamp not working |1.2.1b| | 295 |
| Nearside Stop lamp not working |1.2.1b| | 276 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 247 |
| Registration plate issues | 201 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 167 |
| Anti-lock braking system warning lamp indicates an ABS fault | 166 |
| Rear brake disc in such a condition that it is seriously weakened | 166 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 164 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 159 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 146 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 138 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 137 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 132 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 124 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 122 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 120 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 119 |
| Nearside Rear Stop lamp not working |1.2.1b| | 115 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 112 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 108 |
| Windscreen washer not working | 108 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 106 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 106 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 101 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 100 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 95 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 94 |
| Offside Front Position lamp not working |4.2.1 |a|| | 92 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 90 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 90 |
| Exhaust system not adequately supported |7.1.1| | 90 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 88 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 84 |
| Offside Rear Stop lamp not working |1.2.1b| | 82 |
| Rear brake binding | 82 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 82 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 80 |
| Centre Stop lamp not working |1.2.1b| | 79 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 78 |
| Front brake disc in such a condition that it is seriously weakened | 78 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 77 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 75 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 75 |
| Offside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 75 |
| Nearside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 70 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 68 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 66 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 65 |
| Battery insecure |1.9.1| | 65 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 64 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 64 |
| Parking brake: efficiency below requirements |3.7.B.7| | 61 |
| Front Exhaust system not adequately supported |7.1.1| | 59 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 55 |
| Centre Exhaust system not adequately supported |7.1.1| | 55 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 55 |
| Brake hose excessively deteriorated | 53 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 52 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 49 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 48 |
| Nearside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 46 |
| Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 44 |
| Front brake excessively fluctuating | 44 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 43 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 42 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 42 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 42 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 40 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 40 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 39 |
| Rear parking brake recording little or no effort | 38 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 38 |
| Rear brake application uneven | 38 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 36 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 36 |
| Rear fog lamp not working |1.3.2b| | 35 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 34 |
| Central Stop lamp not working |1.2.1b| | 33 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 33 |
| Front brake application uneven | 32 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 32 |
| Stop lamp not working |1.2.1b| | 32 |
| Exhaust system insecure (6.1.2 (a)) | 31 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 31 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 30 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 30 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 30 |