| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 371 |
| Windscreen wiper does not clear the windscreen effectively | 318 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 276 |
| Registration plate lamp issues | 264 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 111 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 109 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 68 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 63 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 54 |
| Brakes imbalanced across an axle | 49 |
| Anti-lock braking system warning lamp indicates an ABS fault | 46 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 42 |
| Nearside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 41 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 41 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 40 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 39 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 38 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 38 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 37 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 34 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 32 |
| Nearside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 30 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 29 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 28 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 28 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 28 |
| Offside Rear Leaf spring main leaf fractured (5.3.1 (b) (ii)) | 28 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 28 |
| Registration plate issues | 27 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 27 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 25 |
| Offside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 25 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 24 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 24 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 24 |
| Nearside Rear Outline marker lamp not working (4.2.1 (a) (ii)) | 23 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 22 |
| Offside Front Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 22 |
| Windscreen washer not working | 22 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 22 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 19 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 19 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 19 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 18 |
| Nearside Rear Leaf spring main leaf fractured (5.3.1 (b) (ii)) | 18 |
| Offside Rear Leaf spring fractured (5.3.1 (b) (i)) | 18 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 18 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 17 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 17 |
| Offside Front Daytime running lamp not working (4.2.1 (a) (ii)) | 17 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 16 |
| Trailer electrical socket (13 pin) not operating the trailer lamps as intended (4.10 (c) (i)) | 16 |
| Nearside Rear Leaf spring fractured (5.3.1 (b) (i)) | 15 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 14 |
| Nearside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 14 |
| Nearside Rear Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 14 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 14 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 12 |
| Drivers seat fore and aft adjustment mechanism not functioning as intended. (6.2.5 (b) (i)) | 12 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 12 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 12 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 11 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Front fog lamp not working (4.5.1 (a) (ii)) | 11 |
| Offside Front Outline marker lamp not working (4.2.1 (a) (ii)) | 11 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Nearside Daytime running lamp not working (4.2.1 (a) (ii)) | 10 |
| Nearside Front Upper Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Offside Rear Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Nearside Rear Shock absorbers has a serious fluid leak | 10 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Offside Rear Shock absorbers has a serious fluid leak | 10 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 10 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Nearside Rear Hydraulic brake calliper leaking (1.1.16 (b) (i)) | 10 |
| Offside Front Front fog lamp not working (4.5.1 (a) (ii)) | 10 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 9 |
| Trailer electrical socket (13 pin) not functioning at all (4.10 (c) (ii)) | 8 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 8 |
| Offside Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 8 |
| Nearside Front Front fog lamp not working (4.5.1 (a) (ii)) | 8 |
| Nearside Reversing lamp inoperative (4.6.1 (a)) | 8 |
| Brake performance unable to be tested (1.2.1 (g)) | 7 |
| Nearside Rear reflector missing (4.8.2 (a) (ii)) | 7 |