| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 3106 |
| Headlamp aim out of alignment | 2437 |
| Windscreen wiper does not clear the windscreen effectively | 2349 |
| Brake pipe excessively corroded | 1260 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 590 |
| Brakes imbalanced across an axle | 533 |
| Front brake disc in such a condition that it is seriously weakened | 520 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 517 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 493 |
| Nearside Stop lamp not working |1.2.1b| | 485 |
| Offside Stop lamp not working |1.2.1b| | 482 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 480 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 472 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 459 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 420 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 370 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 330 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 323 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 323 |
| Horn not working |1.6.2a| | 303 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 281 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 276 |
| Hazard warning switch faulty |1.4.B.1d| | 266 |
| Rear brake binding | 252 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 239 |
| Parking brake: efficiency below requirements |3.7.B.7| | 238 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 237 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 222 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 217 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 216 |
| Registration plate issues | 210 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 204 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 190 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 189 |
| Nearside Rear Stop lamp not working |1.2.1b| | 182 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 175 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 174 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 172 |
| Offside Rear Stop lamp not working |1.2.1b| | 172 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 168 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 159 |
| Rear parking brake recording little or no effort | 156 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 146 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 138 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 136 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 133 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 132 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 129 |
| Offside Front Position lamp not working |4.2.1 |a|| | 125 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 125 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 122 |
| Windscreen washer not working | 120 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 117 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 116 |
| Hazard warning lamps inoperative |1.4.B.1b| | 113 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 107 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 106 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 103 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 99 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 99 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 98 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 98 |
| Front brake excessively fluctuating | 97 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 96 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 93 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 93 |
| Emissions not tested (8.2.1.2 (d)) | 93 |
| Rear Exhaust system not adequately supported |7.1.1| | 91 |
| Horn not working (7.7 (a) (ii)) | 90 |
| Nearside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 88 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 86 |
| Parking brake lever has no reserve travel |3.1.6b| | 81 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 81 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 80 |
| Electronic power steering warning lamp indicates a failure in the system |2.3.8| | 80 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 80 |
| Anti-lock braking system warning lamp indicates an ABS fault | 78 |
| Exhaust system not adequately supported |7.1.1| | 78 |
| Power steering inoperative |2.3.3a| | 76 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 73 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 73 |
| Windscreen wiper blade insecure | 72 |
| Battery insecure |1.9.1| | 68 |
| Rear fog lamp not working |1.3.2b| | 68 |
| Horn not working (7.7 (a)) | 65 |
| Offside Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 64 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 63 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 63 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 62 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 62 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 62 |
| Front brake application uneven | 61 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 61 |
| Offside Front Headlamp lens seriously defective (4.1.1 (b) (ii)) | 58 |
| Offside Front Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 58 |
| Nearside Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 56 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 56 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 56 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 55 |