| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 160 |
| Headlamp aim out of alignment | 96 |
| Registration plate lamp issues | 82 |
| Brakes imbalanced across an axle | 71 |
| Registration plate issues | 49 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 44 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 44 |
| Rear fog lamp not working |1.3.2b| | 37 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 35 |
| Parking brake: efficiency below requirements |3.7.B.7| | 24 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 24 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 23 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 20 |
| Rear fog lamp missing |1.3.2a| | 19 |
| Rear fog lamp switch missing |1.3.1a| | 18 |
| Offside Rear fog lamp not working |1.3.2b| | 18 |
| Front brake disc in such a condition that it is seriously weakened | 17 |
| Rear fog lamp emits a light other than red |1.3.2e| | 17 |
| Rear fog lamp tell tale missing |1.3.1b| | 16 |
| Brake pipe excessively corroded | 16 |
| Rear fog lamp tell tale not working |1.3.1b| | 15 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Windscreen washer not working | 14 |
| Rear parking brake recording little or no effort | 13 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 13 |
| Front brake application uneven | 13 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 13 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Nearside Stop lamp not working |1.2.1b| | 12 |
| Offside Front Position lamp not working |4.2.1 |a|| | 12 |
| Windscreen has damage | 12 |
| Battery insecure |1.9.1| | 12 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 11 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 10 |
| Offside Rear fog lamp missing |1.3.2a| | 10 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 10 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 10 |
| Offside Rear Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 10 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 9 |
| Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 9 |
| Front brake excessively fluctuating | 8 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 8 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 8 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Rear Rear fog lamp not working |1.3.2b| | 8 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Service brake: efficiency below requirements |3.7.B.7| | 7 |
| Centre Stop lamp not working |1.2.1b| | 7 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 7 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 7 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Parking brake lever has no reserve travel |3.1.6b| | 7 |
| Rear fog lamp does not emit a steady red light |1.3.2e| | 6 |
| Offside Rear Wheel bearing rough when rotated |5.1.3 |b| |i|| | 6 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 6 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 6 |
| Rear fog lamp does not emit a steady red light |4.5.4 |a|| | 6 |
| Rear brake application uneven | 6 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 5 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 5 |
| Nearside Headlamp not working on main beam |1.7.5a| | 5 |
| Offside Rear Rear fog lamp emits a light other than red |1.3.2e| | 5 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Offside Stop lamp not working |1.2.1b| | 5 |
| Horn not working |1.6.2a| | 5 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 5 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 4 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 4 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 4 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 4 |
| Emissions not tested (8.2.1.2 (d)) | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 4 |
| Horn not working |7.7 |a| |ii|| | 4 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 4 |
| Rear fog lamp switch missing (4.5.3 (a) (ii)) | 4 |
| Offside Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 4 |
| Rear Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 4 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 4 |
| Horn not working (7.7 (a) (ii)) | 4 |
| Offside Rear fog lamp does not emit a steady red light (4.5.4 (a)) | 4 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 4 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 4 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 3 |
| Brake pedal spongy |3.3.B.1b| | 3 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Rear Wheel bearing rough when rotated |5.1.3 |b| |i|| | 3 |
| Emissions not tested |7.3.A.1| | 3 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 3 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Rear Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear fog lamp does not emit a steady red light |1.3.2e| | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 3 |
| Nearside Front Position lamp not working |4.2.1 |a| |ii|| | 3 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 3 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 3 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 3 |
| Offside Headlamp light intensity severely reduced (4.1.4 (a)) | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Rear fog lamp missing |4.5.1 |a| |ii|| | 3 |
| Emissions not tested |8.2.1.2 |d|| | 3 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 3 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Rear fog lamp insecure |1.3.2a| | 3 |
| Offside Front Front position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 3 |
| Offside Rear Rear fog lamp missing |1.3.2a| | 3 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Offside Front Position lamp not working |4.2.1 |a| |ii|| | 3 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 3 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Nearside Rear Vehicle structure corroded to the extent that the rigidity of the assembly is significantly reduced (6.1.1 (c) (i)) | 3 |