| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 159 |
| Brake pipe excessively corroded | 76 |
| Registration plate issues | 75 |
| Windscreen wiper does not clear the windscreen effectively | 58 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 15 |
| Windscreen washer not working | 12 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Horn not working (7.7 (a)) | 9 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Front brake disc in such a condition that it is seriously weakened | 8 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 8 |
| Windscreen has damage | 7 |
| Nearside Rear Shock absorbers has a serious fluid leak | 7 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 7 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 6 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Offside Rear Shock absorbers has a serious fluid leak | 5 |
| Horn not working |1.6.2a| | 5 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 5 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Horn not working (7.7 (a) (ii)) | 4 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Nearside Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 4 |
| Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 4 |
| Electronic parking brake warning indicates a malfunction |3.1.7| | 3 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Nearside Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 3 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 3 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 2 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 2 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 2 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 2 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Brakes imbalanced across an axle | 2 |
| Parking brake: efficiency below requirements |3.7.B.7| | 2 |
| Registration plate lamp issues | 2 |
| Emissions unable to be completed (8.2.1.2 (d)) | 2 |
| Headlamp cleaning device for LED or HID headlamp inoperative |4.1.6 |a| |ii|| | 2 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 2 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 2 |