| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 3246 |
| Brake pipe excessively corroded | 2108 |
| Registration plate lamp issues | 1416 |
| Headlamp aim out of alignment | 1414 |
| Brakes imbalanced across an axle | 941 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 672 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 638 |
| Offside Stop lamp not working |1.2.1b| | 586 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 577 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 547 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 416 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 384 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 362 |
| Rear brake binding | 358 |
| Nearside Stop lamp not working |1.2.1b| | 345 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 317 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 310 |
| Registration plate issues | 279 |
| Offside Rear Stop lamp not working |1.2.1b| | 252 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 241 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 229 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 226 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 222 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 197 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 187 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 185 |
| Anti-lock braking system warning lamp indicates an ABS fault | 183 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 182 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 182 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 180 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 170 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 169 |
| Nearside Rear Stop lamp not working |1.2.1b| | 167 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 157 |
| Windscreen washer not working | 156 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 151 |
| Front brake disc in such a condition that it is seriously weakened | 149 |
| Offside Front Position lamp not working |4.2.1 |a|| | 141 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 133 |
| Offside Rear Shock absorbers has a serious fluid leak | 126 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 125 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 118 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 114 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 114 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 112 |
| Nearside Rear Shock absorbers has a serious fluid leak | 112 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 110 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 106 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 102 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 100 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 97 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 95 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 94 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 92 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 89 |
| Bonnet cannot be secured in the closed position |8.4.1| | 82 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 78 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 77 |
| Rear brake application uneven | 75 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 75 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 72 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 70 |
| Nearside Side repeater not working |1.4.A.2c| | 64 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 64 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 61 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 59 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 56 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 55 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 54 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 53 |
| Front brake excessively fluctuating | 51 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 50 |
| Rear Mechanical brake component has restricted free movement | 50 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 49 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 49 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 48 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 48 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 47 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 46 |
| Rear fog lamp not working |1.3.2b| | 46 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 46 |
| Nearside Front Shock absorbers has a serious fluid leak | 44 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 44 |
| Windscreen wiper blade insecure | 44 |
| Front brake application uneven | 43 |