| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1938 |
| Headlamp aim out of alignment | 1550 |
| Registration plate lamp issues | 1039 |
| Brake pipe excessively corroded | 929 |
| Brakes imbalanced across an axle | 617 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 496 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 473 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 464 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 439 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 435 |
| Registration plate issues | 357 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 221 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 220 |
| Parking brake lever has no reserve travel |3.1.6b| | 215 |
| Parking brake: efficiency below requirements |3.7.B.7| | 197 |
| Nearside Front coil spring broken |2.4.C.1a| | 186 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 178 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 154 |
| Windscreen washer not working | 146 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 142 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 141 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 140 |
| Offside Front coil spring broken |2.4.C.1a| | 133 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 131 |
| Offside Rear Leaf spring fractured (5.3.1 (b) (i)) | 125 |
| Anti-lock braking system warning lamp indicates an ABS fault | 124 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 121 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 121 |
| Rear parking brake recording little or no effort | 120 |
| Offside Front Position lamp not working |4.2.1 |a|| | 119 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 116 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 111 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 111 |
| Horn not working (7.7 (a) (ii)) | 110 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 110 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 107 |
| Horn not working (7.7 (a)) | 101 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 100 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 96 |
| Nearside Rear Leaf spring fractured (5.3.1 (b) (i)) | 96 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 93 |
| Offside Stop lamp not working |1.2.1b| | 92 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 91 |
| Rear brake binding | 91 |
| Nearside Stop lamp not working |1.2.1b| | 91 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 84 |
| Rear fog lamp not working |1.3.2b| | 82 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 81 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 76 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 71 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 70 |
| Front brake disc in such a condition that it is seriously weakened | 69 |
| Offside Rear Shock absorbers has a serious fluid leak | 63 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 62 |
| Horn not working |1.6.2a| | 62 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 60 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 57 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 57 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 56 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 53 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 52 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 51 |
| Horn not working |7.7 |a| |ii|| | 51 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 51 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 51 |
| Service brake: efficiency below requirements |3.7.B.7| | 49 |
| Nearside Rear Leaf spring fractured |5.3.1 |b| |i|| | 46 |
| Rear brake application uneven | 44 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 44 |
| Offside Rear fog lamp not working |1.3.2b| | 44 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 40 |
| rear parking |secondary| brakes imbalanced | 40 |
| Offside Rear Leaf spring fractured |5.3.1 |b| |i|| | 39 |
| Windscreen has damage | 37 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 37 |
| Offside Rear Stop lamp not working |1.2.1b| | 36 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 36 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 36 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 34 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 34 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 34 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 33 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 33 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 32 |
| Reversing lamp inoperative (4.6.1 (a)) | 31 |