| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 130 |
| Registration plate issues | 91 |
| Parking brake: efficiency below requirements |3.7.B.7| | 83 |
| Brake pipe excessively corroded | 77 |
| Registration plate lamp issues | 59 |
| Windscreen wiper does not clear the windscreen effectively | 49 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 48 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 46 |
| Anti-lock braking system warning lamp indicates an ABS fault | 45 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 42 |
| Windscreen washer not working | 36 |
| Rear parking brake recording little or no effort | 29 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 23 |
| Brakes imbalanced across an axle | 22 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 16 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 15 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 15 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 15 |
| Front brake disc in such a condition that it is seriously weakened | 14 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Electronic parking brake warning indicates a malfunction |3.1.7| | 13 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Windscreen has damage | 13 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 12 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 12 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 11 |
| Nearside Rear Shock absorbers has a serious fluid leak | 11 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 11 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 10 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 10 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 9 |
| Brake pedal anti-slip provision worn smooth |3.3.A.1b| | 8 |
| Electronic parking brake control inoperative (1.1.6 (d)) | 8 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 8 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 8 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 8 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 8 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 7 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 7 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 7 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 7 |
| Front brake excessively fluctuating | 7 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 6 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 6 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Front Road wheel cracked |4.2.A.1a| | 5 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 5 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 5 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Headlamp cleaning device inoperative |1.7.2| | 5 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Front brake application uneven | 5 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 4 |
| Nearside Front Suspension arm ball joint excessively worn rear arm (5.3.4 (a) (i)) | 4 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| 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| | 4 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 4 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 4 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 4 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 4 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 4 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 4 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 4 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Brake fluid contaminated (1.8 (a)) | 4 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 4 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Electronic parking brake control defective so that it cannot be satisfactorily operated (1.1.6 (d)) | 4 |