| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 144 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 134 |
| Registration plate lamp issues | 107 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 100 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 83 |
| Windscreen wiper does not clear the windscreen effectively | 78 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 64 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 63 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 62 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 58 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 42 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 41 |
| Brake pipe excessively corroded | 40 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 37 |
| Brakes imbalanced across an axle | 35 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 33 |
| Offside Front coil spring broken |2.4.C.1a| | 32 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 31 |
| Windscreen washer not working | 31 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 31 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 28 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 27 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 27 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 27 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 26 |
| Front brake disc in such a condition that it is seriously weakened | 26 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 25 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 25 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 24 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 23 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 23 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 22 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 21 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 19 |
| Central Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 19 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 19 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 19 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 17 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 17 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 16 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 16 |
| Nearside Front coil spring broken |2.4.C.1a| | 16 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 16 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 15 |
| Offside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 15 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 15 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 15 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 15 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 14 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Nearside Stop lamp not working |1.2.1b| | 14 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 13 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 13 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 13 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 13 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 13 |
| Centre Stop lamp not working |1.2.1b| | 13 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 13 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 12 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 12 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 11 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 11 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Rear coil spring broken |2.4.C.1a| | 11 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 11 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 10 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Offside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 10 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 10 |
| Rear brake disc in such a condition that it is seriously weakened | 10 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 9 |
| Nearside Rear Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 9 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 9 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Rear brake binding | 9 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 8 |
| Central Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 8 |
| Parking brake lever has no reserve travel |3.1.6b| | 8 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 8 |
| Central Stop lamp not working |1.2.1b| | 8 |
| Parking brake: efficiency below requirements |3.7.B.7| | 8 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 7 |
| Nearside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 7 |
| Registration plate issues | 7 |
| Nearside Rear coil spring broken |2.4.C.1a| | 7 |
| Central Rear Seat belt buckle not functioning as intended |7.1.2 |d|| | 7 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 7 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 7 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 7 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 7 |
| Anti-lock braking system warning lamp indicates an ABS fault | 7 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 6 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 6 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 6 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 6 |
| Offside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 6 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Nearside Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 6 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 6 |
| Offside Stop lamp not working |1.2.1b| | 6 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 6 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 5 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 5 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users (8.2.2.2 (c)) | 5 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 5 |
| Windscreen has damage | 5 |
| Offside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 5 |
| Central Rear Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Offside Rear Stop lamp(s) adversely affected by the operation of another lamp (4.3.3 (b)) | 5 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 5 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 5 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 5 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |