| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 1306 |
| Headlamp aim out of alignment | 1261 |
| Registration plate lamp issues | 939 |
| Registration plate issues | 724 |
| Windscreen wiper does not clear the windscreen effectively | 560 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 305 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 295 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 231 |
| Front brake disc in such a condition that it is seriously weakened | 171 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 160 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 157 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 154 |
| Anti-lock braking system warning lamp indicates an ABS fault | 145 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 119 |
| Offside Front brake disc excessively pitted |3.5.1h| | 111 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 105 |
| Windscreen washer not working | 96 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 94 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 93 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 84 |
| Parking brake: efficiency below requirements |3.7.B.7| | 83 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 83 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 80 |
| Rear brake disc in such a condition that it is seriously weakened | 79 |
| Nearside Stop lamp not working |1.2.1b| | 78 |
| Offside Rear fog lamp not working |1.3.2b| | 69 |
| Offside Stop lamp not working |1.2.1b| | 64 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 59 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 59 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 59 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 57 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 55 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 54 |
| Nearside Headlamp not working on main beam |1.7.5a| | 53 |
| Brakes imbalanced across an axle | 53 |
| Windscreen has damage | 53 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 52 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 52 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 51 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 51 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 50 |
| Service brake: efficiency below requirements |3.7.B.7| | 50 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 49 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 48 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 48 |
| Indicator switch faulty |1.4.A.1| | 46 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 45 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 45 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 45 |
| Front brake disc excessively pitted |3.5.1h| | 45 |
| Horn not working |1.6.2a| | 43 |
| Rear parking brake recording little or no effort | 43 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 42 |
| 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| | 42 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 41 |
| Offside Headlamp not working on main beam |1.7.5a| | 39 |
| Offside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 39 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 39 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 38 |
| Nearside Rear Stop lamp not working |1.2.1b| | 38 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 37 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 36 |
| Rear fog lamp not working |1.3.2b| | 35 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 33 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 32 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 32 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 32 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 32 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 32 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 31 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 30 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 30 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 30 |
| Rear brake disc excessively pitted |3.5.1h| | 30 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 30 |
| Offside Rear Stop lamp not working |1.2.1b| | 30 |
| Offside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 29 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 28 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 28 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 28 |
| Offside Front Position lamp not working |4.2.1 |a|| | 27 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 27 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 27 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 26 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 25 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 24 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 24 |