| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 399 |
| Registration plate lamp issues | 144 |
| Windscreen wiper does not clear the windscreen effectively | 101 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 79 |
| Brake hose excessively deteriorated | 69 |
| Registration plate issues | 57 |
| Offside Rear fog lamp not working |1.3.2b| | 55 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 53 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 42 |
| Nearside Stop lamp not working |1.2.1b| | 40 |
| Rear fog lamp not working |1.3.2b| | 38 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 29 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 23 |
| Parking brake: efficiency below requirements |3.7.B.7| | 22 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 22 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 22 |
| Anti-lock braking system warning lamp indicates an ABS fault | 21 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 21 |
| Offside Stop lamp not working |1.2.1b| | 21 |
| Horn not working |1.6.2a| | 20 |
| Brakes imbalanced across an axle | 19 |
| Rear fog lamp tell tale not working |1.3.1b| | 18 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 18 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 17 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 17 |
| Rear Rear fog lamp not working |1.3.2b| | 15 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 15 |
| Windscreen washer not working | 14 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 13 |
| Nearside Front Brake hose leaking |3.6.A.1| | 13 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 13 |
| Offside Steering rack gaiter split |2.2.D.2d| | 13 |
| Offside Front Headlamp aim beam image kick up to the offside |1.8| | 13 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 12 |
| Rear parking brake recording little or no effort | 12 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 12 |
| Nearside Front Headlamp aim beam image kick up to the offside |1.8| | 12 |
| Offside Rear Stop lamp not working |1.2.1b| | 11 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 10 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 10 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 9 |
| 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| | 9 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 9 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 9 |
| Offside Front brake disc excessively pitted |3.5.1h| | 8 |
| Nearside Side repeater not working |1.4.A.2c| | 8 |
| 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| | 8 |
| Offside Front Direction indicator not working |1.4.A.2c| | 8 |
| Nearside Rear Stop lamp not working |1.2.1b| | 8 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 8 |
| Service brake: efficiency below requirements |3.7.B.7| | 7 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 7 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 7 |
| Offside Rear Direction indicator not working |1.4.A.2c| | 7 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 7 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 7 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 7 |
| Offside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 7 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Offside Side repeater not working |1.4.A.2c| | 6 |
| Front brake application uneven | 6 |
| Windscreen has damage | 6 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Rear brake application uneven | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 6 |
| Nearside Front Coil spring not correctly located |2.4.C.2| | 5 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 5 |
| Nearside Front front brake binding |3.7.B.1| | 5 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Nearside Front Upper Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Front brake disc in such a condition that it is seriously weakened | 5 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 5 |
| Offside Front Brake hose leaking |3.6.A.1| | 5 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Rear brake binding | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Brake performance not tested |3.7.A.1| | 4 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Rear Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Nearside front brake binding |3.7.B.1| | 4 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 4 |
| Offside Front Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Headlamp not working on main beam |1.7.5a| | 4 |
| Nearside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 4 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Headlamp switch faulty |1.7.1| | 4 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 4 |
| Rear Stop lamp not working |1.2.1b| | 4 |
| Nearside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Offside Rear Brake hose bulging under pressure |3.6.B.3| | 4 |