| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 122 |
| Registration plate issues | 94 |
| Windscreen wiper does not clear the windscreen effectively | 42 |
| Offside Rear Shock absorbers has a serious fluid leak | 23 |
| Nearside Rear Shock absorbers has a serious fluid leak | 21 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 21 |
| Windscreen washer not working | 19 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 15 |
| Front brake disc in such a condition that it is seriously weakened | 14 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 11 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 10 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 9 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 9 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 8 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 8 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 8 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 8 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 7 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Horn not working (7.7 (a)) | 7 |
| Windscreen has damage | 6 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Nearside Front Shock absorbers has a serious fluid leak | 6 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 5 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 5 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Horn not working (7.7 (a) (ii)) | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 5 |
| Headlamp cleaning device inoperative |1.7.2| | 4 |
| Nearside Rear Road wheel cracked |4.2.A.1a| | 4 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 4 |
| Nearside Front Road wheel fixing missing |5.2.1 |a| |i|| | 4 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Offside Side repeater not working |1.4.A.2c| | 4 |
| Nearside Rear Road wheel fixing missing |5.2.1 |a| |i|| | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 4 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Exhaust system insecure (6.1.2 (a)) | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 4 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Brake hose damaged | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 3 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 3 |
| Rear parking brake recording little or no effort | 3 |
| Brakes imbalanced across an axle | 3 |
| Brake performance not tested (1.2.1 (g)) | 3 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 3 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Offside Rear Inner Road wheel fractured (5.2.2 (a)) | 3 |
| Emissions not tested (8.2.2.2 (e)) | 3 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 3 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 3 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |