| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 683 |
| Headlamp aim out of alignment | 578 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 171 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 161 |
| Brake pipe excessively corroded | 158 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 117 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 112 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 109 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 104 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 87 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 82 |
| Registration plate issues | 75 |
| Brakes imbalanced across an axle | 75 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 72 |
| Windscreen washer not working | 67 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 67 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 66 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 64 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 56 |
| Registration plate lamp issues | 51 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 48 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 40 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 39 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 34 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 34 |
| Anti-lock braking system warning lamp indicates an ABS fault | 33 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 33 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 32 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 32 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 31 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 31 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 27 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 26 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 23 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 23 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 23 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 23 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 22 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 22 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 21 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 20 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 19 |
| Emissions not tested (8.2.1.2 (d)) | 19 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 18 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 18 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 17 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 15 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 15 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 15 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 14 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 14 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 13 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 13 |
| Offside Stop lamp not working |1.2.1b| | 13 |
| Offside Front coil spring broken |2.4.C.1a| | 12 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 11 |
| Rear brake binding | 11 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 11 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 11 |