| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 6738 |
| Brake pipe excessively corroded | 6210 |
| Windscreen wiper does not clear the windscreen effectively | 5903 |
| Headlamp aim out of alignment | 5124 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 2050 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 2018 |
| Brakes imbalanced across an axle | 2001 |
| Front brake disc in such a condition that it is seriously weakened | 1128 |
| Rear brake binding | 1021 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 919 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 896 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 860 |
| Nearside Stop lamp not working |1.2.1b| | 644 |
| Offside Stop lamp not working |1.2.1b| | 620 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 521 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 433 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 432 |
| Registration plate issues | 414 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 411 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 404 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 399 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 380 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 372 |
| Windscreen washer not working | 362 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 360 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 357 |
| Hazard warning switch faulty |1.4.B.1d| | 350 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 318 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 306 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 303 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 297 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 294 |
| Nearside Rear Stop lamp not working |1.2.1b| | 280 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 274 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 268 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 268 |
| Offside Front Position lamp not working |4.2.1 |a|| | 248 |
| Emissions not tested (8.2.1.2 (d)) | 244 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 238 |
| Parking brake: efficiency below requirements |3.7.B.7| | 225 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 222 |
| Front brake excessively fluctuating | 221 |
| Offside Rear Stop lamp not working |1.2.1b| | 221 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 214 |
| Hazard warning lamps inoperative |1.4.B.1b| | 201 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 200 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 197 |
| Rear parking brake recording little or no effort | 192 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 182 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 181 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 180 |
| Rear Exhaust system not adequately supported |7.1.1| | 174 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 173 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 170 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 169 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 168 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 166 |
| Hazard warning switch inoperative |4.4.2 |a| |ii|| | 159 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 150 |
| All direction indicators not working (4.4.1 (a) (ii)) | 149 |
| Rear brake application uneven | 149 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 147 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 146 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 146 |
| Anti-lock braking system warning lamp indicates an ABS fault | 145 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 140 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 137 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 133 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 132 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 132 |
| Windscreen wiper blade insecure | 132 |
| Indicator switch inoperative (4.4.2 (a) (ii)) | 127 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 126 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 124 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 124 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 124 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 123 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 121 |