| Most common failures | No# failures |
|---|
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2013 |
| Windscreen wiper does not clear the windscreen effectively | 1537 |
| Headlamp aim out of alignment | 1152 |
| Brake pipe excessively corroded | 915 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 727 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 650 |
| Registration plate lamp issues | 630 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 604 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 333 |
| Windscreen washer not working | 309 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 283 |
| Brakes imbalanced across an axle | 283 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 281 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 271 |
| Registration plate issues | 270 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 265 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 252 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 235 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 228 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 215 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 207 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 202 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 199 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 191 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 189 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 186 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 174 |
| Anti-lock braking system warning lamp indicates an ABS fault | 170 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 165 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 159 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 155 |
| Front brake disc in such a condition that it is seriously weakened | 151 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 150 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 145 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 141 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 137 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 121 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 119 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 116 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 116 |
| Offside Rear Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 114 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 114 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 113 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 112 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 111 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 108 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 108 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 108 |
| Nearside Rear Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 107 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 105 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 103 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 101 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 100 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 95 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 91 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 90 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 88 |
| Offside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 84 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 82 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 82 |
| Offside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 82 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 81 |
| Nearside Rear Rear reflector missing (4.8.2 (a) (ii)) | 77 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 75 |
| Offside Rear reflector missing (4.8.2 (a) (ii)) | 72 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 72 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 71 |
| Nearside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 69 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 69 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 69 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 68 |
| Offside Rear Rear reflector missing (4.8.2 (a) (ii)) | 67 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 63 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 63 |
| Nearside Rear reflector missing (4.8.2 (a) (ii)) | 60 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 60 |
| Offside Outline marker lamp not working (4.2.1 (a) (ii)) | 56 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 56 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 56 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 55 |
| Offside Front Shock absorbers has a serious fluid leak | 52 |
| Nearside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 52 |
| Nearside Front Shock absorbers has a serious fluid leak | 51 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 51 |
| Offside Rear Position lamp showing white light to the rear (4.2.3 (a) (ii)) | 49 |
| Nearside Front Upper Position lamp not working (4.2.1 (a) (ii)) | 48 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 45 |
| Nearside Side repeater missing (4.4.1 (a) (ii)) | 44 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 42 |
| Nearside Rear Shock absorbers has a serious fluid leak | 40 |
| Offside Rear Shock absorbers has a serious fluid leak | 40 |
| Horn not working (7.7 (a)) | 39 |
| Offside Front Upper Position lamp not working (4.2.1 (a) (ii)) | 39 |
| Reversing lamp inoperative (4.6.1 (a)) | 39 |
| Rear brake disc in such a condition that it is seriously weakened | 38 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 37 |
| Windscreen in an unacceptable condition (3.2 (c) (i)) | 36 |
| Steering wheel has movement relative to the column indicating looseness (2.2.1 (a) (i)) | 36 |
| Nearside Headlamp insecure (4.1.1 (c)) | 36 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 35 |
| Nearside Front Side repeater incorrect colour (4.4.3 (a)) | 35 |
| Nearside Rear Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 35 |
| Nearside Side repeater lens defective such that the emitted light is adversely affected (4.4.1 (b) (ii)) | 34 |
| Offside Rear Outer Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 34 |