| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 144 |
| Headlamp aim out of alignment | 95 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 89 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 67 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 63 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 62 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 53 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 45 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 42 |
| Registration plate issues | 40 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 40 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 40 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 37 |
| Brake hose excessively deteriorated | 31 |
| Registration plate lamp issues | 28 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 27 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 26 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 23 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 23 |
| Brakes imbalanced across an axle | 20 |
| Brake pipe excessively corroded | 20 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 15 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 15 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 14 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 14 |
| Nearside Front Anti-roll bar linkage insecure |2.4.G.1| | 13 |
| Emissions not tested (8.2.1.2 (d)) | 11 |
| Nearside Rear Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 10 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 10 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 10 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 9 |
| Exhaust carbon monoxide content at idle exceeds manufacturers specified limits (8.2.1.2 (b)) | 9 |
| Anti-lock braking system warning lamp indicates an ABS fault | 9 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 9 |
| Offside Rear Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |
| Offside Rear Shock absorbers has a serious fluid leak | 8 |
| Nearside Rear Shock absorbers has a serious fluid leak | 8 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 8 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Offside Rear coil spring broken |2.4.C.1a| | 8 |
| Power steering malfunctioning (2.1.5 (a)) | 8 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Nearside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 7 |
| Exhaust catalytic converter missing where one was fitted as standard (8.2.1.1 (a)) | 7 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 7 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 7 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 6 |
| Windscreen washer not working | 6 |
| Offside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 6 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 6 |
| Offside Rear Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Nearside Rear Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 5 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 5 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 5 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 5 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 5 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Horn not working (7.7 (a) (ii)) | 5 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 5 |
| Offside Front Shock absorbers has a serious fluid leak | 5 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 5 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 5 |
| Brake performance not tested (1.2.1 (g)) | 5 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 5 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 4 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 4 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Rear coil spring broken |2.4.C.1a| | 4 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 4 |
| Rear brake binding | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 4 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 4 |
| Offside Front Anti-roll bar linkage insecure and impairing directional stability (5.3.3 (a) (ii)) | 3 |
| Nearside Front Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 3 |
| Centre Stop lamp not working |1.2.1b| | 3 |
| Offside Rear Anti-roll bar linkage fractured |2.4.G.1| | 3 |
| Power steering inoperative (2.1.5 (c) (i)) | 3 |
| Offside Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Front Anti-roll bar linkage ball joint likely to become detached (5.3.4 (a) (ii)) | 3 |
| Nearside Rear Anti-roll bar linkage ball joint likely to become detached (5.3.4 (a) (ii)) | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 3 |
| Offside Headlamp aim not tested (4.1.2 (b)) | 3 |
| Drivers seat fore and aft adjustment mechanism not functioning as intended. (6.2.5 (b) (i)) | 3 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 3 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Offside Rear Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 3 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 3 |
| Headlamp cleaning device inoperative |1.7.2| | 3 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 3 |
| Offside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 3 |
| Electronic power steering not working (2.6 (c)) | 3 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 3 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 3 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 3 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 3 |