| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 47 |
| Rear brake binding | 33 |
| Windscreen wiper does not clear the windscreen effectively | 27 |
| Brakes imbalanced across an axle | 24 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 24 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 23 |
| Registration plate lamp issues | 23 |
| Nearside Rear coil spring broken |2.4.C.1a| | 22 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 20 |
| Offside Rear coil spring broken |2.4.C.1a| | 20 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 19 |
| Parking brake: efficiency below requirements |3.7.B.7| | 12 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 10 |
| Registration plate issues | 9 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Front brake application uneven | 8 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 8 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 8 |
| Front brake excessively fluctuating | 7 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 6 |
| Brake pipe excessively corroded | 5 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 5 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Nearside Front coil spring broken |2.4.C.1a| | 4 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Nearside Front Upper Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Stop lamp not working |1.2.1b| | 3 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Front Position lamp not working |4.2.1 |a|| | 3 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 3 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 3 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 3 |
| Exhaust emissions exceed manufacturers specified limit 0.51 (8.2.2.2 (a)) | 3 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Stop lamp remains on when the brakes are released | 3 |
| Windscreen washer not working | 3 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 3 |
| Stop lamp not working |1.2.1b| | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 2 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 2 |
| Parking brake lever ratchet mechanism is broken |3.1.5| | 2 |
| Offside Front coil spring broken |2.4.C.1a| | 2 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 2 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users (8.2.2.2 (c)) | 2 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 2 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Side repeater not working |1.4.A.2c| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Rear Mechanical brake component has restricted free movement | 2 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 2 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Upper Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Offside Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 2 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 2 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Battery insecure |1.9.1| | 2 |