| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2517 |
| Registration plate lamp issues | 2406 |
| Windscreen wiper does not clear the windscreen effectively | 2150 |
| Brake pipe excessively corroded | 1678 |
| Registration plate issues | 823 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 800 |
| Nearside Headlamp not working on main beam |1.7.5a| | 759 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 748 |
| Parking brake: efficiency below requirements |3.7.B.7| | 564 |
| Rear parking brake recording little or no effort | 386 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 364 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 328 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 319 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 294 |
| Parking brake lever has no reserve travel |3.1.6b| | 293 |
| Brakes imbalanced across an axle | 258 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 257 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 232 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 229 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 224 |
| Rear Exhaust system not adequately supported |7.1.1| | 218 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 217 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 211 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 196 |
| Offside Rear fog lamp not working |1.3.2b| | 188 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 188 |
| Windscreen has damage | 181 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 179 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 169 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 164 |
| Nearside Stop lamp not working |1.2.1b| | 162 |
| Brake hose excessively deteriorated | 160 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 159 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 146 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 140 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 136 |
| Rear brake disc in such a condition that it is seriously weakened | 134 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 130 |
| Offside Stop lamp not working |1.2.1b| | 124 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 123 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 121 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 121 |
| Rear fog lamp not working |1.3.2b| | 112 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 110 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 101 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 100 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 100 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 99 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 95 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 94 |
| Front brake disc in such a condition that it is seriously weakened | 94 |
| Main beam `tell-tale` not working |1.7.4c| | 93 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 92 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 91 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 91 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 90 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 88 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 84 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 83 |
| Anti-lock braking system warning lamp indicates an ABS fault | 82 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 82 |
| Fuel system component leaking |7.2.3| | 79 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 79 |
| Windscreen wiper blade insecure | 78 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 76 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 75 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 73 |
| Rear brake binding | 73 |
| Offside Front Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 73 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 72 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 72 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 72 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 71 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 70 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 70 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 70 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 66 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 64 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 64 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 64 |
| Offside Side repeater not working |1.4.A.2c| | 63 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 62 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 62 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 62 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 62 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 61 |
| Nearside Rear Stop lamp not working |1.2.1b| | 61 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 61 |
| Exhaust system not adequately supported |7.1.1| | 61 |
| Nearside Front Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 61 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 60 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 59 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 59 |
| Nearside Side repeater not working |1.4.A.2c| | 59 |
| Front brake application uneven | 58 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 56 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 55 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 55 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 52 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 51 |
| Windscreen washer not working | 50 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 50 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 50 |
| Offside Rear coil spring broken |2.4.C.1a| | 49 |
| Offside Front Wheel bolt|s| missing |4.2.A.1e| | 49 |