| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 261 |
| Headlamp aim out of alignment | 155 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 62 |
| Registration plate lamp issues | 33 |
| Registration plate issues | 25 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 22 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 20 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 9 |
| Windscreen washer not working | 9 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 8 |
| Reversing lamp inoperative (4.6.1 (a)) | 8 |
| Offside Rear Shock absorbers has a serious fluid leak | 7 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 7 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 6 |
| Offside Rear Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 6 |
| Horn not working (7.7 (a)) | 6 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 5 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Nearside Rear Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 5 |
| Brakes imbalanced across an axle | 4 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 4 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 4 |
| Offside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 4 |
| Fuel tank leaking (6.1.3 (b) (i)) | 4 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 3 |
| Offside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 3 |
| Exhaust shield missing where fitted as original equipment creating a risk of fire (6.1.3 (e)) | 3 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Rear Shock absorbers has a serious fluid leak | 3 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Trailer electrical socket (13 pin) not functioning at all (4.10 (c) (ii)) | 2 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Offside Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Drivers view of the road through the swept area of the windscreen significantly affected by an obstruction (3.1 (a) (ii)) | 2 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Nearside Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 2 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Rear Reversing lamp inoperative (4.6.1 (a)) | 2 |
| Offside Rear fog lamp with a multiple light source more than 1/2 not functioning (4.5.1 (a) (ii)) | 2 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Nearside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |