| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1366 |
| Registration plate lamp issues | 1306 |
| Headlamp aim out of alignment | 762 |
| Brake pipe excessively corroded | 694 |
| Brakes imbalanced across an axle | 348 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 347 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 322 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 306 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 302 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 260 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 242 |
| Nearside Stop lamp not working |1.2.1b| | 228 |
| Offside Stop lamp not working |1.2.1b| | 192 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 171 |
| Anti-lock braking system warning lamp indicates an ABS fault | 153 |
| Registration plate issues | 145 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 126 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 123 |
| Rear brake disc in such a condition that it is seriously weakened | 122 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 120 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 118 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 118 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 104 |
| Parking brake: efficiency below requirements |3.7.B.7| | 104 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 96 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 95 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 93 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 89 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 86 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 86 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 84 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 84 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 82 |
| Offside Front Position lamp not working |4.2.1 |a|| | 81 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 79 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 79 |
| Front brake disc in such a condition that it is seriously weakened | 79 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 77 |
| Windscreen washer not working | 76 |
| Rear brake binding | 74 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 74 |
| Nearside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 73 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 72 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 71 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 67 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 67 |
| Nearside Rear Stop lamp not working |1.2.1b| | 67 |
| Rear parking brake recording little or no effort | 67 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 66 |
| Centre Stop lamp not working |1.2.1b| | 65 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 64 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 62 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 61 |
| Offside Rear Stop lamp not working |1.2.1b| | 61 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 60 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 57 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 57 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 56 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 54 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 53 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 52 |
| Nearside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 51 |
| Front brake application uneven | 48 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 45 |
| Fuel tank leaking (6.1.3 (b) (i)) | 45 |
| Rear brake application uneven | 44 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 44 |
| Offside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 42 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 42 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 41 |
| Offside Rear Shock absorbers has a serious fluid leak | 41 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 38 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 38 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 36 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 35 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 34 |
| Nearside Rear Shock absorbers has a serious fluid leak | 33 |
| Nearside front brake binding |3.7.B.1| | 33 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 33 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 32 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 32 |
| Rear fog lamp not working |1.3.2b| | 31 |
| Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 31 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 30 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 30 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 29 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 29 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 29 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 29 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 28 |
| Windscreen has damage | 28 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 28 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 27 |
| Offside front brake binding |3.7.B.1| | 27 |
| Central Stop lamp not working |1.2.1b| | 27 |
| Battery insecure |1.9.1| | 27 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 26 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 26 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 26 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 26 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 26 |
| Front brake excessively fluctuating | 26 |
| Nearside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 25 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 24 |
| Power steering pipe/hose leaking (2.1.5 (a)) | 24 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 24 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 24 |
| Offside Steering rack gaiter insecure |2.2.D.2d| | 24 |