| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 2101 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2023 |
| Windscreen wiper does not clear the windscreen effectively | 1706 |
| Headlamp aim out of alignment | 1472 |
| Registration plate lamp issues | 1412 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 926 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 817 |
| Anti-lock braking system warning lamp indicates an ABS fault | 763 |
| Parking brake: efficiency below requirements |3.7.B.7| | 573 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 433 |
| Parking brake lever has no reserve travel |3.1.6b| | 421 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 415 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 397 |
| Registration plate issues | 393 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 379 |
| Brakes imbalanced across an axle | 370 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 343 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 298 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 266 |
| Windscreen washer not working | 250 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 240 |
| Front brake disc in such a condition that it is seriously weakened | 226 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 219 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 215 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 192 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 191 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 188 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 186 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 181 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 177 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 171 |
| Windscreen has damage | 171 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 169 |
| Rear parking brake recording little or no effort | 169 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 169 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 165 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 165 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 163 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 161 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 152 |
| Nearside Front Shock absorbers has a serious fluid leak | 142 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 141 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 140 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 139 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 137 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 135 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 134 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 134 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 133 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 131 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 126 |
| Rear brake binding | 124 |
| Offside Front Shock absorbers has a serious fluid leak | 124 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 123 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 121 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 121 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 121 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 117 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 115 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 114 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 112 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 112 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 110 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 103 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 103 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 101 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 101 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 99 |
| Nearside Stop lamp not working |1.2.1b| | 98 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 93 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 88 |
| Offside Stop lamp not working |1.2.1b| | 85 |
| Offside Front Position lamp not working |4.2.1 |a|| | 84 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 80 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 76 |
| Offside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 74 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 74 |
| Nearside Rear Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 73 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 72 |
| Nearside Front Shock absorbers has an excessively worn bush (5.3.2 (c)) | 72 |
| Nearside Rear Rear reflector missing (4.8.2 (a) (ii)) | 70 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 70 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 69 |
| Offside Rear Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 68 |
| Nearside Rear reflector missing (4.8.2 (a) (ii)) | 66 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 66 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 65 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 64 |
| Nearside Side repeater not working |1.4.A.2c| | 64 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 63 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 61 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 60 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 60 |
| Offside Rear Rear reflector missing (4.8.2 (a) (ii)) | 59 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 58 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 58 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 57 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 57 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 56 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 56 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 55 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 54 |
| Offside Rear reflector missing (4.8.2 (a) (ii)) | 54 |
| Nearside Rear Stop lamp not working |1.2.1b| | 54 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 54 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 53 |
| Offside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 53 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 52 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 52 |
| Offside Rear fog lamp not working |1.3.2b| | 52 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 52 |
| Offside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 51 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 51 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 50 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 50 |
| Offside Rear Stop lamp not working |1.2.1b| | 49 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 47 |
| Nearside Rear reflector missing |1.5.1a| | 47 |
| Horn not working (7.7 (a)) | 46 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 46 |
| Nearside Front Shock absorbers has negligible damping effect (5.3.2 (d)) | 45 |
| Offside Front Shock absorbers has negligible damping effect (5.3.2 (d)) | 45 |
| Offside Outline marker lamp not working (4.2.1 (a) (ii)) | 45 |
| Front brake application uneven | 43 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 43 |