| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 3777 |
| Headlamp aim out of alignment | 2630 |
| Registration plate lamp issues | 2344 |
| Brake pipe excessively corroded | 1953 |
| Offside Front coil spring broken |2.4.C.1a| | 603 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 566 |
| Nearside Stop lamp not working |1.2.1b| | 539 |
| Brakes imbalanced across an axle | 515 |
| Offside Stop lamp not working |1.2.1b| | 418 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 352 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 349 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 335 |
| Anti-lock braking system warning lamp indicates an ABS fault | 317 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 291 |
| Nearside Front coil spring broken |2.4.C.1a| | 287 |
| Registration plate issues | 272 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 271 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 258 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 243 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 230 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 216 |
| Nearside Rear Stop lamp not working |1.2.1b| | 212 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 197 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 191 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 191 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 187 |
| Offside Rear Stop lamp not working |1.2.1b| | 185 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 171 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 164 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 157 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 153 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 152 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 151 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 147 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 142 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 141 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 139 |
| Horn not working (7.7 (a) (ii)) | 136 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 135 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 131 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 129 |
| Horn not working |1.6.2a| | 117 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 115 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 114 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 112 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 110 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 104 |
| Front brake disc in such a condition that it is seriously weakened | 98 |
| Offside Front Position lamp not working |4.2.1 |a|| | 97 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 95 |
| Brake hose excessively deteriorated | 95 |
| Horn not working (7.7 (a)) | 94 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 93 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 92 |
| Front brake application uneven | 92 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 92 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 87 |
| Windscreen washer not working | 86 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 86 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 86 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 85 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 84 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 82 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 79 |
| Parking brake: efficiency below requirements |3.7.B.7| | 78 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 75 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 75 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 75 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 73 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 71 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 70 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 70 |
| Windscreen wiper blade insecure | 70 |
| Battery insecure |1.9.1| | 69 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 69 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 68 |
| Offside Front Shock absorbers has a serious fluid leak | 68 |
| Offside Rear Rear position lamp|s| not working |1.1.A.3b| | 66 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 66 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 66 |
| Offside Rear Shock absorbers has a serious fluid leak | 62 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 60 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 59 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 59 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 58 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 58 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 56 |
| Nearside Rear Shock absorbers has a serious fluid leak | 56 |
| Horn not working |7.7 |a| |ii|| | 55 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 54 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 53 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 52 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 52 |
| Windscreen has damage | 51 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 51 |