| Most common failures | No# failures |
|---|
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 260 |
| Registration plate lamp issues | 222 |
| Headlamp aim out of alignment | 214 |
| Offside Stop lamp not working |1.2.1b| | 82 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 65 |
| Windscreen wiper does not clear the windscreen effectively | 63 |
| Rear Exhaust system not adequately supported |7.1.1| | 62 |
| Brakes imbalanced across an axle | 58 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 51 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 50 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 42 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 42 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 41 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 39 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 38 |
| Nearside Stop lamp not working |1.2.1b| | 38 |
| Offside Rear Stop lamp not working |1.2.1b| | 37 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 33 |
| Front brake disc in such a condition that it is seriously weakened | 30 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 29 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 28 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 26 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 26 |
| Windscreen washer not working | 25 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 25 |
| Parking brake: efficiency below requirements |3.7.B.7| | 24 |
| Exhaust system not adequately supported |7.1.1| | 23 |
| Brake pipe excessively corroded | 23 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Offside Front coil spring broken |2.4.C.1a| | 22 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 22 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 21 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 21 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 21 |
| Registration plate issues | 20 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 19 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 19 |
| Nearside Rear Stop lamp not working |1.2.1b| | 19 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 19 |
| Anti-lock braking system warning lamp indicates an ABS fault | 18 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 18 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 18 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 17 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 17 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 17 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 17 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 16 |
| Rear parking brake recording little or no effort | 16 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 15 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 14 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 13 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 13 |
| Offside Front Position lamp not working |4.2.1 |a|| | 12 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 12 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 12 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 11 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 11 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 11 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 11 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 11 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 11 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 10 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 10 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 9 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users (8.2.2.2 (c)) | 9 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 9 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Nearside Front Seat belt anchorage prescribed area strength or continuity significantly reduced outer sill (7.1.1 (a) (i)) | 8 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 8 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 8 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 7 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Windscreen has damage | 7 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 7 |
| Horn not working |1.6.2a| | 7 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Rear Exhaust system insecure |6.1.2 |a|| | 7 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Rear Exhaust system insecure (6.1.2 (a)) | 6 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 6 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 6 |
| Nearside Front Seat belt anchorage prescribed area strength or continuity significantly reduced sill (7.1.1 (a) (i)) | 6 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 6 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 6 |
| Spare wheel carrier insecure |6.4.2| | 6 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 6 |
| Nearside Front coil spring broken |2.4.C.1a| | 6 |
| Brake hose excessively deteriorated | 6 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 6 |