| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1002 |
| Windscreen wiper does not clear the windscreen effectively | 889 |
| Registration plate lamp issues | 675 |
| Brake pipe excessively corroded | 401 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 297 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 217 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 208 |
| Parking brake lever has no reserve travel |3.1.6b| | 179 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 177 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 173 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 162 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 159 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 153 |
| Registration plate issues | 140 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 132 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 122 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 113 |
| Parking brake: efficiency below requirements |3.7.B.7| | 107 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 100 |
| Rear parking brake recording little or no effort | 95 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 86 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 86 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 84 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 83 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 81 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 80 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 77 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 74 |
| Nearside Front Shock absorbers has a serious fluid leak | 71 |
| Windscreen washer not working | 68 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 67 |
| Brake hose excessively deteriorated | 67 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 62 |
| Offside Front coil spring broken |2.4.C.1a| | 60 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 59 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 58 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 55 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 54 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 54 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 54 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 53 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 51 |
| Offside Side repeater not working |1.4.A.2c| | 51 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 49 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 48 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 47 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 46 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 43 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 42 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 41 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 41 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 39 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 39 |
| Trailer electrical socket |13 pin| not operating the trailer lamps as intended |1.9.4| | 38 |
| Offside Front Position lamp not working |4.2.1 |a|| | 38 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 38 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 37 |
| Rear brake disc in such a condition that it is seriously weakened | 37 |
| Offside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 37 |
| Nearside Front Front passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 36 |
| Nearside Side repeater not working |1.4.A.2c| | 34 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 34 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 34 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 32 |
| Front brake disc in such a condition that it is seriously weakened | 32 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 31 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 31 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 30 |
| Front passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 30 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 29 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 29 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 29 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 28 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 28 |
| Nearside Front coil spring broken |2.4.C.1a| | 27 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 26 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 26 |
| Anti-lock braking system warning lamp indicates an ABS fault | 26 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 25 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 25 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 25 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 24 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 23 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 23 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 22 |
| Nearside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 22 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 22 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 21 |
| Offside Front Shock absorbers has a serious fluid leak | 21 |
| Brakes imbalanced across an axle | 21 |