| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 325 |
| Windscreen wiper does not clear the windscreen effectively | 166 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 121 |
| Registration plate lamp issues | 85 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 75 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 54 |
| Nearside Rear Shock absorbers has a serious fluid leak | 53 |
| Brakes imbalanced across an axle | 52 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 51 |
| Offside Rear coil spring broken |2.4.C.1a| | 48 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 47 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 47 |
| Offside Rear Shock absorbers has a serious fluid leak | 44 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 41 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 39 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 36 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 35 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 34 |
| Rear brake binding | 34 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 34 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 34 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 34 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 33 |
| Offside Stop lamp not working |1.2.1b| | 31 |
| Nearside Stop lamp not working |1.2.1b| | 30 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 30 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 30 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 30 |
| Registration plate issues | 29 |
| Nearside Rear coil spring broken |2.4.C.1a| | 28 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 27 |
| Windscreen washer not working | 26 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 25 |
| Anti-lock braking system warning lamp indicates an ABS fault | 24 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 23 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 23 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 22 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 22 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 22 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 21 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 21 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 21 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 20 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 20 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 20 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 20 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 19 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 19 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 19 |
| Emissions not tested (8.2.1.2 (d)) | 19 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 18 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 18 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 18 |
| Nearside Rear Stop lamp not working |1.2.1b| | 17 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 17 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 17 |
| Exhaust emits excessive dense blue smoke during acceleration (8.2.1.2 (g)) | 17 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Offside Rear Stop lamp not working |1.2.1b| | 16 |
| Front brake excessively fluctuating | 16 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 16 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 16 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 15 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 15 |
| Offside Front coil spring broken |2.4.C.1a| | 14 |
| Nearside Front Shock absorbers has a serious fluid leak | 14 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 14 |
| 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| | 13 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 13 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 13 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 13 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 13 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 12 |
| Front brake disc in such a condition that it is seriously weakened | 12 |
| Nearside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 12 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 11 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 11 |
| Parking brake: efficiency below requirements |3.7.B.7| | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 11 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 11 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 10 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 10 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 10 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 10 |
| Nearside Front coil spring broken |2.4.C.1a| | 10 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 10 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 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 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 9 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 9 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 9 |
| Offside Front Shock absorbers has a serious fluid leak | 9 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| 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| | 8 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 8 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 8 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 8 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 8 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 8 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Exhaust emissions likely to be affected by an exhaust leak |8.2.1.1 |b|| | 7 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 7 |
| Central Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 7 |
| Rear parking brake recording little or no effort | 7 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 7 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 7 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 7 |
| Emissions unable to be completed (8.2.1.2 (d)) | 7 |