| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 614 |
| Registration plate lamp issues | 516 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 476 |
| Windscreen wiper does not clear the windscreen effectively | 410 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 218 |
| Anti-lock braking system warning lamp indicates an ABS fault | 149 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 137 |
| Nearside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 120 |
| Brakes imbalanced across an axle | 117 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 104 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 93 |
| Offside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 92 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 91 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 88 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 84 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 79 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 77 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 73 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 71 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 66 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 66 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 64 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 62 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 62 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 61 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 57 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 56 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 56 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 55 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 55 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 53 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 53 |
| Windscreen washer not working | 51 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 49 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 45 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 45 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 45 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 43 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 42 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 41 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 38 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 38 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 38 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 36 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 36 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 35 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 32 |
| Nearside Front Upper Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 30 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 30 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 30 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 29 |
| Nearside Front Upper Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 28 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 27 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 27 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 27 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 27 |
| Registration plate issues | 27 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 25 |
| Nearside Outline marker lamp not working (4.2.1 (a) (ii)) | 25 |
| Offside Front Upper Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 24 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 24 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 23 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Offside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 22 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 22 |
| Nearside Rear Leaf spring fractured (5.3.1 (b) (i)) | 21 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 20 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 20 |
| Offside Outline marker lamp not working (4.2.1 (a) (ii)) | 20 |
| Reversing lamp inoperative (4.6.1 (a)) | 19 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 19 |
| Nearside Rear Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 19 |
| Offside Rear Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 19 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 19 |
| Drivers seat fore and aft adjustment mechanism not functioning as intended. (6.2.5 (b) (i)) | 19 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Nearside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 18 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 17 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 17 |
| Front brake disc in such a condition that it is seriously weakened | 17 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 16 |
| Offside Front Upper Position lamp not working (4.2.1 (a) (ii)) | 16 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 16 |
| Rear Brake cable insecure | 16 |
| Brake performance not tested (1.2.1 (g)) | 16 |
| Offside Rear Leaf spring fractured (5.3.1 (b) (i)) | 16 |
| Horn not working (7.7 (a)) | 16 |
| Nearside Rear Leaf spring main leaf fractured (5.3.1 (b) (ii)) | 15 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 15 |
| Offside Rear Leaf spring main leaf fractured (5.3.1 (b) (ii)) | 14 |
| Offside Front Upper Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 14 |
| Offside Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 14 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 14 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 14 |
| Offside Rear Rear fog lamp not working |4.5.1 |a| |ii|| | 13 |
| Nearside Front Service brake lagging in operation (1.2.1 (d)) | 13 |
| Nearside Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 13 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 13 |
| Nearside Front Upper Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Emissions not tested (8.2.2.2 (e)) | 13 |
| Nearside Front Upper Outline marker lamp not working (4.2.1 (a) (ii)) | 12 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 12 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Offside Rear Leaf spring shackle pin or bush excessively worn (5.3.4 (a) (i)) | 12 |
| Horn not working (7.7 (a) (ii)) | 12 |