| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 2251 |
| Headlamp aim out of alignment | 1338 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 350 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 308 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 269 |
| Registration plate lamp issues | 261 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 220 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 172 |
| Registration plate issues | 153 |
| Parking brake: efficiency below requirements |3.7.B.7| | 153 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 150 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 131 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 130 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 124 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 122 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 108 |
| Parking brake lever has no reserve travel |3.1.6b| | 107 |
| Rear parking brake recording little or no effort | 105 |
| Brake pipe excessively corroded | 105 |
| Windscreen washer not working | 104 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 79 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 79 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 76 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 72 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 70 |
| Brakes imbalanced across an axle | 68 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 67 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 63 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 58 |
| Nearside Rear Parking brake inoperative on one side |1.4.1 |a|| | 57 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 56 |
| Front brake disc in such a condition that it is seriously weakened | 53 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 50 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 43 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 43 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 42 |
| Offside Front Position lamp not working |4.2.1 |a|| | 42 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 40 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 39 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 39 |
| Rear brake disc in such a condition that it is seriously weakened | 39 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 39 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 36 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 36 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 35 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 35 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 34 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 31 |
| Reversing lamp inoperative (4.6.1 (a)) | 29 |
| Rear Mechanical brake component has restricted free movement | 29 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 29 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 28 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 27 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 27 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 27 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 26 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 25 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 25 |