| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1497 |
| Windscreen wiper does not clear the windscreen effectively | 401 |
| Registration plate issues | 333 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 220 |
| Windscreen washer not working | 180 |
| Offside Front Shock absorbers has a serious fluid leak | 143 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 120 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 116 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 107 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 90 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 86 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 83 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 82 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 78 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 75 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 74 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 72 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 69 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 67 |
| Brakes imbalanced across an axle | 66 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 66 |
| Front brake disc in such a condition that it is seriously weakened | 65 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 62 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 60 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 58 |
| Brake pipe excessively corroded | 57 |
| Windscreen has damage | 56 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 54 |
| Rear brake binding | 53 |
| Registration plate lamp issues | 52 |
| Nearside Front Shock absorbers has a serious fluid leak | 52 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 50 |
| Parking brake: efficiency below requirements |3.7.B.7| | 49 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 48 |
| Rear brake disc in such a condition that it is seriously weakened | 46 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 46 |
| Emissions not tested (8.2.2.2 (e)) | 45 |
| Nearside Rear Shock absorbers has a serious fluid leak | 44 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 43 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 42 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 42 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 40 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 37 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 35 |
| Nearside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 35 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 35 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 34 |
| Offside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 32 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 31 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 31 |
| Anti-lock braking system warning lamp indicates an ABS fault | 31 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 31 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 30 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 30 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 29 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 29 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 29 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 28 |
| Parking brake lever has no reserve travel |3.1.6b| | 26 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 26 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 26 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 26 |
| Offside Front Suspension arm pin or bush excessively worn rear arm (5.3.4 (a) (i)) | 26 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 25 |
| Offside Front Lower Suspension arm pin or bush excessively worn rear arm (5.3.4 (a) (i)) | 25 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 25 |