| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 631 |
| Headlamp aim out of alignment | 544 |
| Registration plate lamp issues | 448 |
| Brake pipe excessively corroded | 349 |
| Nearside Stop lamp not working |1.2.1b| | 243 |
| Offside Stop lamp not working |1.2.1b| | 226 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 182 |
| Anti-lock braking system warning lamp indicates an ABS fault | 176 |
| Parking brake lever has no reserve travel |3.1.6b| | 160 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 159 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 156 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 156 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 129 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 127 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 123 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 119 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 118 |
| Registration plate issues | 102 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 99 |
| Front brake disc in such a condition that it is seriously weakened | 97 |
| Nearside Rear Stop lamp not working |1.2.1b| | 83 |
| Parking brake: efficiency below requirements |3.7.B.7| | 78 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 76 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 75 |
| Offside Rear Stop lamp not working |1.2.1b| | 74 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 71 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 71 |
| Rear parking brake recording little or no effort | 71 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 67 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 65 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 62 |
| Windscreen washer not working | 62 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 61 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 60 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 60 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 58 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 58 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 58 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 56 |
| Nearside Rear coil spring broken |2.4.C.1a| | 56 |
| Battery insecure |1.9.1| | 56 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 54 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 53 |
| Offside Rear coil spring broken |2.4.C.1a| | 51 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 51 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 50 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 50 |
| Offside Front Position lamp not working |4.2.1 |a|| | 48 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 46 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 46 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 43 |
| Rear brake disc in such a condition that it is seriously weakened | 43 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 39 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 38 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 38 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 38 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 36 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 36 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 36 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 35 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 35 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 34 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 33 |
| Rear fog lamp not working |1.3.2b| | 33 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 32 |
| Bonnet cannot be secured in the closed position |8.4.1| | 32 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 32 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 32 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 31 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 31 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 29 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 29 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 27 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 27 |
| Nearside Rear Shock absorbers has a serious fluid leak | 26 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 26 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 26 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 25 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 25 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 25 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 25 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 25 |
| Rear brake binding | 25 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 25 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 24 |
| Offside Rear Shock absorbers has a serious fluid leak | 24 |
| Offside Rear fog lamp not working |1.3.2b| | 24 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 24 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 24 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 24 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 23 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 23 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 23 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 23 |
| Brakes imbalanced across an axle | 23 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 22 |
| Brake fluid contaminated (1.8 (a)) | 22 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 22 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 21 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 21 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 21 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 20 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 20 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 20 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 20 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 19 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 19 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 18 |
| Nearside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 18 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 18 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Offside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 17 |
| Nearside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 17 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 17 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 16 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 16 |
| Windscreen has damage | 16 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 16 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 16 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 16 |
| Emissions not tested (8.2.2.2 (e)) | 16 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 16 |