| Most common failures | No# failures |
|---|
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1666 |
| Windscreen wiper does not clear the windscreen effectively | 1394 |
| Headlamp aim out of alignment | 1366 |
| Registration plate lamp issues | 1220 |
| Brake pipe excessively corroded | 729 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 638 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 627 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 512 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 380 |
| Brakes imbalanced across an axle | 343 |
| Windscreen washer not working | 307 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 247 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 242 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 224 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 208 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 199 |
| Registration plate issues | 184 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 178 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 171 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 168 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 163 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 158 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 153 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 150 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 146 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 142 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 123 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 122 |
| Horn not working (7.7 (a)) | 122 |
| Anti-lock braking system warning lamp indicates an ABS fault | 120 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 120 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 118 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 118 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 117 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 111 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 110 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 108 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 106 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 105 |
| Offside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 103 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 102 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 101 |
| Parking brake: efficiency below requirements |3.7.B.7| | 99 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 97 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 95 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 94 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 93 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 93 |
| Offside Front Position lamp not working |4.2.1 |a|| | 88 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 87 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 87 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 86 |
| Rear brake disc in such a condition that it is seriously weakened | 85 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 81 |
| Windscreen has damage | 80 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 79 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 76 |
| Offside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 75 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 74 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 72 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 69 |
| Nearside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 66 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 66 |
| Drivers door cannot be opened from outside the vehicle (6.2.3 (a)) | 66 |
| Offside Outline marker lamp not working (4.2.1 (a) (ii)) | 64 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 60 |
| Nearside Front Shock absorbers has a serious fluid leak | 60 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 60 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 58 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 58 |
| Front brake disc in such a condition that it is seriously weakened | 58 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 58 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 57 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 56 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 55 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 55 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 55 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 54 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 53 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 53 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 52 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 51 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 51 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 46 |
| Fuel cap/sealing device missing (6.1.3 (b) (i)) | 45 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 45 |
| Horn not working (7.7 (a) (ii)) | 44 |
| Offside Front Shock absorbers has a serious fluid leak | 42 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 42 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 42 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 41 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 40 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 40 |
| Reversing lamp inoperative (4.6.1 (a)) | 40 |
| Rear brake binding | 39 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 38 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 37 |
| Nearside Side repeater not working |1.4.A.2c| | 35 |
| Nearside Rear Shock absorbers has a serious fluid leak | 35 |
| Nearside Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (c)) | 35 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 34 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 34 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 34 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 33 |
| Nearside Side repeater missing (4.4.1 (a) (ii)) | 33 |
| Offside Rear Rear reflector missing (4.8.2 (a) (ii)) | 33 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 33 |