| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 508 |
| Windscreen wiper does not clear the windscreen effectively | 443 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 146 |
| Registration plate lamp issues | 107 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 85 |
| Registration plate issues | 76 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 62 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 44 |
| Exhaust emissions exceed default limit of 0.7m-1 |8.2.2.2 |b|| | 42 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 42 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 39 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 38 |
| Offside Front Shock absorbers has a serious fluid leak | 36 |
| Windscreen washer not working | 36 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 31 |
| Front brake disc in such a condition that it is seriously weakened | 26 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 25 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Brakes imbalanced across an axle | 23 |
| Offside Rear Shock absorbers has a serious fluid leak | 22 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 21 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 20 |
| Rear brake disc in such a condition that it is seriously weakened | 19 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 18 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 18 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 18 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 18 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 18 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 18 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 17 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 17 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 17 |
| Nearside Rear Shock absorbers has a serious fluid leak | 16 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Anti-lock braking system warning lamp indicates an ABS fault | 16 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 16 |
| Nearside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 15 |
| Offside Front Track rod end ball joint dust cover insecure so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 14 |
| Nearside Front Shock absorbers has a serious fluid leak | 14 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 13 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 13 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 13 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 13 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 12 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 12 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 11 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Offside Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 11 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 10 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 10 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 10 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 10 |
| Drivers door cannot be opened from inside the vehicle (6.2.3 (a)) | 10 |