| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 250 |
| Registration plate issues | 159 |
| Brake pipe excessively corroded | 135 |
| Parking brake: efficiency below requirements |3.7.B.7| | 131 |
| Windscreen wiper does not clear the windscreen effectively | 96 |
| Registration plate lamp issues | 68 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 62 |
| Anti-lock braking system warning lamp indicates an ABS fault | 47 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 41 |
| Rear parking brake recording little or no effort | 40 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 38 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 37 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 34 |
| Brakes imbalanced across an axle | 32 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 31 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 28 |
| Front brake disc in such a condition that it is seriously weakened | 28 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 27 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 26 |
| Windscreen has damage | 24 |
| Windscreen washer not working | 24 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 20 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 18 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 18 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 16 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 16 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 14 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 13 |
| Nearside Side repeater not working |1.4.A.2c| | 12 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 12 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Front brake application uneven | 11 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Offside Rear fog lamp not working |1.3.2b| | 10 |
| Nearside Front Lower Shock absorber has an excessively worn shock absorber pivot |2.7.4| | 10 |
| Offside Front Lower Shock absorber has an excessively worn shock absorber pivot |2.7.4| | 10 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 9 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 9 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 8 |
| Front brake excessively fluctuating | 8 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 7 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 7 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 7 |
| Offside Front Position lamp not working |4.2.1 |a|| | 7 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 7 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 7 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 7 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 7 |
| Offside Front Shock absorbers has a serious fluid leak | 7 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 7 |
| Offside Side repeater not working |1.4.A.2c| | 6 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 6 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Front Shock absorber has an excessively worn shock absorber pivot |2.7.4| | 6 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 6 |
| Electronic parking brake warning indicates a malfunction |3.1.7| | 6 |
| Brake performance not tested (1.2.1 (g)) | 6 |