| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 1745 |
| Headlamp aim out of alignment | 1693 |
| Registration plate issues | 1050 |
| Registration plate lamp issues | 1024 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 742 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 704 |
| Windscreen wiper does not clear the windscreen effectively | 622 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 348 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 276 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 253 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 236 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 220 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 208 |
| Front brake disc in such a condition that it is seriously weakened | 194 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 184 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 151 |
| Anti-lock braking system warning lamp indicates an ABS fault | 121 |
| Offside Front brake disc excessively pitted |3.5.1h| | 117 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 113 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 110 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 94 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 93 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 93 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 90 |
| Rear brake disc in such a condition that it is seriously weakened | 83 |
| Offside Rear fog lamp not working |1.3.2b| | 82 |
| Parking brake: efficiency below requirements |3.7.B.7| | 81 |
| Windscreen washer not working | 80 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 80 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 78 |
| Nearside Stop lamp not working |1.2.1b| | 75 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 73 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 69 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 67 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 66 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 65 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 64 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 63 |
| Rear fog lamp not working |1.3.2b| | 63 |
| Offside Stop lamp not working |1.2.1b| | 62 |
| Windscreen has damage | 62 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 60 |
| Nearside Headlamp not working on main beam |1.7.5a| | 60 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 59 |
| Offside Front Position lamp not working |4.2.1 |a|| | 58 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 58 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 56 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 56 |
| Front brake disc excessively pitted |3.5.1h| | 55 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 55 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 53 |
| Front position lamp|s| not working |1.1.A.3b| | 52 |
| Brakes imbalanced across an axle | 52 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 50 |
| Rear parking brake recording little or no effort | 50 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 48 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 47 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 46 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 46 |
| Offside Headlamp not working on main beam |1.7.5a| | 46 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 45 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 45 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 44 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 44 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 43 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 43 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 42 |
| Rear brake disc excessively pitted |3.5.1h| | 41 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 40 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 39 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 39 |
| Horn not working |1.6.2a| | 39 |
| Indicator switch faulty |1.4.A.1| | 39 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 38 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 38 |
| Nearside Rear Stop lamp not working |1.2.1b| | 37 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 37 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 36 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 36 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 36 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 36 |