| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1160 |
| Registration plate lamp issues | 1122 |
| Parking brake: efficiency below requirements |3.7.B.7| | 474 |
| Windscreen wiper does not clear the windscreen effectively | 402 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 391 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 357 |
| Rear parking brake recording little or no effort | 317 |
| Anti-lock braking system warning lamp indicates an ABS fault | 183 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 156 |
| Parking brake lever has no reserve travel |3.1.6b| | 153 |
| Registration plate issues | 138 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 128 |
| Rear Exhaust system not adequately supported |7.1.1| | 124 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 119 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 118 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 116 |
| Brakes imbalanced across an axle | 114 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 113 |
| Exhaust system not adequately supported |7.1.1| | 104 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 102 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 101 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 93 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 86 |
| Centre Exhaust system not adequately supported |7.1.1| | 84 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 70 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 66 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 64 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 62 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 61 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 55 |
| Front brake disc in such a condition that it is seriously weakened | 53 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 52 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 51 |
| Rear brake binding | 47 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 46 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 45 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 43 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 42 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 42 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 41 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 41 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 40 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 39 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 39 |
| Rear brake disc in such a condition that it is seriously weakened | 38 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 37 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 36 |
| Centre Rear Exhaust system not adequately supported |7.1.1| | 35 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 35 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 34 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 33 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 33 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 33 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 33 |
| Windscreen has damage | 32 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 31 |
| Windscreen washer not working | 30 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 30 |
| Front brake application uneven | 29 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 29 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 29 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 29 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 29 |
| Offside Front Position lamp not working |4.2.1 |a|| | 27 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 27 |
| Front position lamp|s| not working |1.1.A.3b| | 27 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 26 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 26 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 26 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 26 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 25 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 24 |
| Nearside Outer Rear position lamp|s| not working |1.1.A.3b| | 23 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 23 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 23 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 23 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 23 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 23 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 23 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 23 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 22 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 21 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 21 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 20 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 20 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 20 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 20 |
| Rear Exhaust system insecure (6.1.2 (a)) | 20 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 19 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 19 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 18 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 18 |
| Offside Headlamp not working on main beam |1.7.5a| | 18 |
| Nearside Headlamp not working on main beam |1.7.5a| | 18 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 18 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 18 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 17 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |