| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 94 |
| Windscreen wiper does not clear the windscreen effectively | 67 |
| Horn not working (7.7 (a)) | 41 |
| Registration plate lamp issues | 36 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 28 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 21 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 19 |
| Windscreen washer not working | 19 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 18 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 17 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 15 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 10 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 10 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 10 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 9 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 9 |
| Horn not working (7.7 (a) (ii)) | 8 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 7 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 7 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 6 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt insecure (6.1.7 (g) (ii)) | 5 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 5 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Offside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 3 |
| Offside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Brakes imbalanced across an axle | 3 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Nearside Front Headlamp aim not tested (4.1.2 (b)) | 2 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Central Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 2 |
| Brake pipe excessively corroded | 2 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Central Rear Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 2 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Central Rear Passengers seat insecure (6.2.6 (a) (ii)) | 2 |
| Offside Front Lower Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Registration plate issues | 2 |
| Fuel cap/sealing device missing (6.1.3 (b) (i)) | 2 |