| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 150 |
| Headlamp aim out of alignment | 57 |
| Registration plate issues | 22 |
| Brake pipe excessively corroded | 19 |
| Brakes imbalanced across an axle | 18 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 15 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Registration plate lamp issues | 6 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 6 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Rear brake disc in such a condition that it is seriously weakened | 6 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 5 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 4 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 4 |
| Windscreen washer not working | 4 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Front Service brake lagging in operation (1.2.1 (d)) | 4 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 3 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 3 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 3 |
| Rear fog lamp not working |1.3.2b| | 3 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Brake performance not tested (1.2.1 (g)) | 3 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 2 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Anti-lock braking system warning lamp indicates an ABS fault | 2 |
| Trailer electrical socket |13 pin| not operating the trailer lamps as intended |4.10 |c| |i|| | 2 |
| Rear Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 2 |
| 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)) | 2 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Offside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 2 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Front Inner Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 2 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Front Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Front Service brake grabbing severely (1.2.1 (c)) | 2 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Emissions not tested (8.2.2.2 (e)) | 2 |
| Front brake disc in such a condition that it is seriously weakened | 2 |
| Nearside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Nearside Rear Inner Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 2 |