| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 5053 |
| Headlamp aim out of alignment | 4623 |
| Brake pipe excessively corroded | 3259 |
| Registration plate lamp issues | 1842 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1061 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 977 |
| Front brake disc in such a condition that it is seriously weakened | 845 |
| Brakes imbalanced across an axle | 714 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 667 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 504 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 503 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 492 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 389 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 378 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 365 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 354 |
| Registration plate issues | 333 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 332 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 310 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 307 |
| Hazard warning switch faulty |1.4.B.1d| | 301 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 288 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 285 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 279 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 275 |
| Windscreen washer not working | 270 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 265 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 248 |
| Offside Front Position lamp not working |4.2.1 |a|| | 245 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 230 |
| Front brake excessively fluctuating | 219 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 213 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 210 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 206 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 204 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 182 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 181 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 180 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 175 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 174 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 169 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 165 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 163 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 163 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 163 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 159 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 158 |
| Emissions not tested (8.2.1.2 (d)) | 154 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 149 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 139 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 137 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 129 |
| Hazard warning lamps inoperative |1.4.B.1b| | 125 |
| All direction indicators not working (4.4.1 (a) (ii)) | 125 |
| Rear Exhaust system insecure (6.1.2 (a)) | 124 |
| Rear brake binding | 123 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 123 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 122 |
| Rear fog lamp not working |1.3.2b| | 121 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 121 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 121 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 118 |
| Offside Front Macpherson strut corroded and seriously weakened (5.3.3 (b) (i)) | 114 |
| Offside Rear fog lamp not working |1.3.2b| | 113 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 109 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 108 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 108 |
| Indicator switch inoperative (4.4.2 (a) (ii)) | 107 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 106 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 101 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 99 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 97 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 97 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 96 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 95 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 92 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 92 |