| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 252 |
| Registration plate issues | 97 |
| Windscreen wiper does not clear the windscreen effectively | 77 |
| Registration plate lamp issues | 52 |
| Brake pipe excessively corroded | 23 |
| Horn not working |1.6.2a| | 19 |
| Brakes imbalanced across an axle | 18 |
| Nearside Rear Shock absorbers has a serious fluid leak | 15 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 13 |
| Hazard warning switch faulty |1.4.B.1d| | 12 |
| Windscreen washer not working | 11 |
| Anti-lock braking system warning lamp indicates an ABS fault | 10 |
| Offside Rear Shock absorbers has a serious fluid leak | 10 |
| Rear parking brake recording little or no effort | 9 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Rear fog lamp tell tale not working |1.3.1b| | 9 |
| Parking brake: efficiency below requirements |3.7.B.7| | 8 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Rear fog lamp not working |1.3.2b| | 8 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 8 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 8 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 7 |
| Offside Rear fog lamp not working |1.3.2b| | 7 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 7 |
| Horn not working (7.7 (a)) | 7 |
| Brake hose excessively deteriorated | 6 |
| Hazard warning lamps inoperative |1.4.B.1b| | 6 |
| Battery insecure |1.9.1| | 6 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Nearside Front Shock absorbers has a serious fluid leak | 5 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Direction indicators flashing less than 60 times a minute |1.4.A.2g| | 5 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 5 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 5 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 4 |
| Front brake application uneven | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 4 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 4 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 3 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Offside Front Shock absorbers has a serious fluid leak | 3 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 3 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 3 |
| Windscreen has damage | 3 |
| Windscreen wiper blade insecure | 3 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Direction indicators not working |1.4.A.2c| | 3 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Horn not working (7.7 (a) (ii)) | 3 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Windscreen wiper not working (3.4 (a)) | 3 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |