| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 963 |
| Headlamp aim out of alignment | 569 |
| Brake pipe excessively corroded | 478 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 437 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 347 |
| Offside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 347 |
| Registration plate lamp issues | 330 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 245 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 226 |
| Registration plate issues | 222 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 218 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 217 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 208 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 205 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 204 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 197 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 186 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 180 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 164 |
| Anti-lock braking system warning lamp indicates an ABS fault | 146 |
| Brakes imbalanced across an axle | 141 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 118 |
| Windscreen washer not working | 113 |
| Nearside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 108 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 99 |
| Offside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 95 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 94 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 92 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 89 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 89 |
| Nearside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 80 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 77 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 76 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 76 |
| Offside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 75 |
| Reversing lamp inoperative (4.6.1 (a)) | 69 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 54 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 52 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 50 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 47 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 43 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 42 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 40 |
| Emissions unable to be completed (8.2.2.2 (e)) | 39 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 39 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 37 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 34 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 34 |
| Front brake disc in such a condition that it is seriously weakened | 33 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 31 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 31 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 29 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 29 |
| Nearside Front Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 27 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 27 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 27 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 27 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 27 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 27 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 26 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 26 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 25 |
| Offside Front Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 25 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 25 |
| Trailer electrical socket wiring insulation damaged or deteriorated and likely to cause a short-circuit (4.10 (b) (ii)) | 24 |
| Offside Front Anti-roll bar pin or bush excessively worn D bush (5.3.4 (a) (i)) | 24 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 24 |
| Nearside Front Inner Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 24 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 23 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 23 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 23 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 23 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 23 |
| Nearside Rear Position lamp with a multiple light source more than 1/2 not functioning (4.2.1 (a) (ii)) | 21 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 21 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 21 |
| Offside Front Inner Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 21 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 20 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 20 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 19 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 19 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 18 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 18 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 18 |
| Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 18 |
| Nearside Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 18 |
| Offside Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 18 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 18 |
| Nearside Rear Leaf spring shackle pin or bush excessively worn (5.3.4 (a) (i)) | 18 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 17 |
| Nearside Front Anti-roll bar pin or bush excessively worn d bush (5.3.4 (a) (i)) | 17 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 17 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 17 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 17 |
| Offside Rear Leaf spring shackle pin or bush excessively worn (5.3.4 (a) (i)) | 17 |