| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 177 |
| Headlamp aim out of alignment | 136 |
| Registration plate issues | 118 |
| Windscreen wiper does not clear the windscreen effectively | 88 |
| Brake hose damaged | 20 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 13 |
| Windscreen has damage | 9 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 8 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 7 |
| Windscreen washer not working | 6 |
| Front brake disc in such a condition that it is seriously weakened | 5 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Side repeater not working |1.4.A.2c| | 5 |
| Brake hose has insufficient room to move | 5 |
| Offside Rear Brake hose damaged and likely to fail (1.1.12 (a)) | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Front Headlamp cleaning device inoperative |1.7.2| | 4 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Rear brake disc in such a condition that it is seriously weakened | 4 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 4 |
| Brakes imbalanced across an axle | 4 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn front arm (5.3.4 (a) (i)) | 3 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 3 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 3 |
| Offside Rear Brake hose excessively damaged |3.6.B.4d| | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 3 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Headlamp cleaning device for LED or HID headlamp inoperative |4.1.6 |a| |ii|| | 3 |
| Nearside Side repeater not working |1.4.A.2c| | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 3 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |