| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 131 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 101 |
| Windscreen wiper does not clear the windscreen effectively | 65 |
| Anti-lock braking system warning lamp indicates an ABS fault | 59 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 52 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 49 |
| Headlamp aim out of alignment | 36 |
| Offside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 32 |
| Windscreen washer not working | 31 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 29 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 27 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 26 |
| Nearside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 23 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 22 |
| Brakes imbalanced across an axle | 19 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 17 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 15 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 15 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 14 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 13 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 13 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 11 |
| Nearside Daytime running lamp not working (4.2.1 (a) (ii)) | 10 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 10 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 9 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 8 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Offside Daytime running lamp not working (4.2.1 (a) (ii)) | 7 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Registration plate issues | 7 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 7 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 6 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 6 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Horn not working (7.7 (a)) | 5 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 5 |
| Offside Rear Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Central Rear Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 4 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Rear brake disc in such a condition that it is seriously weakened | 4 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Speed limiter plate missing (7.10 (e)) | 3 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Daytime running lamp not working both (4.2.1 (a) (ii)) | 3 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Brake pedal anti-slip provision worn smooth (1.1.2 (c)) | 3 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Windscreen in an unacceptable condition (3.2 (c) (i)) | 3 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 3 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Reversing lamp inoperative (4.6.1 (a)) | 3 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Offside Headlamp insecure (4.1.1 (c)) | 2 |
| Offside Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 2 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Offside Rear Position lamp has a product on the lens or light source which shows white light to the rear (4.2.3 (b) (ii)) | 2 |
| All outline marker lamps not working (4.2.1 (a) (ii)) | 2 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 2 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 2 |
| Front Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 2 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Front Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 2 |
| Offside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 2 |
| Spare wheel carrier insecure (6.1.5 (a)) | 2 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Central Stop lamp(s) not working high level brake light (4.3.1 (a) (ii)) | 2 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 2 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Brake fluid significantly below minimum mark (1.1.10 (d) (ii)) | 2 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Front Brake pedal anti-slip provision missing (1.1.2 (c)) | 2 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 2 |
| Nearside Side repeater light intensity significantly reduced (4.4.3 (a)) | 2 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Front Daytime running lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Offside Headlamp aim unable to be tested (4.1.2 (b)) | 2 |
| Nearside Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 2 |
| Nearside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Nearside Front Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 2 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 2 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Nearside Front Inner Prop shaft joint constant velocity boot no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |