| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 698 |
| Headlamp aim out of alignment | 378 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 262 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 252 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 197 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 175 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 166 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 155 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 85 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 83 |
| Registration plate lamp issues | 65 |
| Windscreen washer not working | 60 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 53 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 50 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 50 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 44 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 41 |
| Front brake disc in such a condition that it is seriously weakened | 40 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 39 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 39 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 39 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 35 |
| Brakes imbalanced across an axle | 30 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 30 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 29 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 27 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 24 |
| Registration plate issues | 23 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 22 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 20 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 20 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 19 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 18 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 18 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 18 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 18 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 18 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 16 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 15 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 15 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 14 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 13 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 11 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 11 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 10 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 10 |
| Nearside Rear Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 9 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 9 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Offside Rear Stop lamp(s) all not working (4.3.1 (a) (iii)) | 9 |