| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 245 |
| Headlamp aim out of alignment | 215 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 93 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 32 |
| Registration plate lamp issues | 21 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 16 |
| Registration plate issues | 15 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 15 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 9 |
| Offside Rear Shock absorbers has a serious fluid leak | 8 |
| Windscreen washer not working | 8 |
| Brakes imbalanced across an axle | 7 |
| Nearside Rear Shock absorbers has a serious fluid leak | 6 |
| Reversing lamp inoperative (4.6.1 (a)) | 6 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 5 |
| Fuel tank leaking (6.1.3 (b) (i)) | 5 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Rear Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Horn not working (7.7 (a)) | 4 |
| Nearside Rear Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Rear Upper Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Rear Position lamp with a multiple light source more than 1/2 not functioning (4.2.1 (a) (ii)) | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Nearside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 3 |
| Trailer electrical socket (13 pin) not functioning at all (4.10 (c) (ii)) | 3 |