| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 523 |
| Windscreen wiper does not clear the windscreen effectively | 411 |
| Registration plate lamp issues | 196 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 127 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 113 |
| Registration plate issues | 96 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 79 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 78 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 60 |
| Brakes imbalanced across an axle | 44 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 42 |
| Windscreen washer not working | 31 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 30 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 29 |
| Nearside Rear Shock absorbers has a serious fluid leak | 27 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 26 |
| Offside Rear Shock absorbers has a serious fluid leak | 24 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 22 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 21 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 21 |
| Nearside Rear Leaf spring fractured (5.3.1 (b) (i)) | 19 |
| Reversing lamp inoperative (4.6.1 (a)) | 17 |
| Trailer electrical socket (13 pin) not functioning at all (4.10 (c) (ii)) | 17 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 16 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 14 |
| Anti-lock braking system warning lamp indicates an ABS fault | 14 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Rear Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 10 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 10 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 9 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Offside Rear Leaf spring fractured (5.3.1 (b) (i)) | 9 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 9 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 8 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 8 |
| Nearside Rear Service brake lagging in operation (1.2.1 (d)) | 8 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 8 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 7 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 7 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 7 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 7 |
| Nearside Front fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 6 |
| Nearside Rear Service brake grabbing severely (1.2.1 (c)) | 6 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 6 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 6 |