| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1823 |
| Windscreen wiper does not clear the windscreen effectively | 1038 |
| Offside Stop lamp not working |1.2.1b| | 401 |
| Nearside Stop lamp not working |1.2.1b| | 400 |
| Brake pipe excessively corroded | 389 |
| Registration plate lamp issues | 355 |
| Offside Front coil spring broken |2.4.C.1a| | 244 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 239 |
| Nearside Front coil spring broken |2.4.C.1a| | 221 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 209 |
| Registration plate issues | 177 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 166 |
| Brakes imbalanced across an axle | 160 |
| Anti-lock braking system warning lamp indicates an ABS fault | 160 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 156 |
| Windscreen washer not working | 147 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 135 |
| Horn not working |1.6.2a| | 129 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 125 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 122 |
| Offside Rear Stop lamp not working |1.2.1b| | 121 |
| Nearside Rear Stop lamp not working |1.2.1b| | 119 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 118 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 112 |
| Front brake disc in such a condition that it is seriously weakened | 110 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 107 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 100 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 97 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 91 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 91 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 87 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 81 |
| Nearside Rear coil spring broken |2.4.C.1a| | 81 |
| Rear parking brake recording little or no effort | 81 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 79 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 79 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 78 |
| Brake hose excessively deteriorated | 76 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 74 |
| Horn not working (7.7 (a)) | 68 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 67 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 66 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 63 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 62 |
| Offside Front coil spring fractured |2.4.C.1a| | 61 |
| Offside Front coil spring incomplete |2.4.C.1a| | 60 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 58 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 58 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 57 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 57 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 55 |
| Offside Headlamp not working on main beam |1.7.5a| | 55 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 55 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 55 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 54 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 54 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 52 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 52 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 51 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 50 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 49 |
| Offside Rear coil spring broken |2.4.C.1a| | 49 |
| Parking brake: efficiency below requirements |3.7.B.7| | 48 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 47 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 47 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 46 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 46 |
| Horn not working (7.7 (a) (ii)) | 45 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 45 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 44 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 44 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 44 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 40 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 40 |
| Nearside Front coil spring fractured |2.4.C.1a| | 39 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 39 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 39 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 39 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 39 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 39 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 39 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 38 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 37 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 36 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 36 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 35 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 35 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 35 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 34 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 34 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 34 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 34 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 33 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 31 |
| Nearside Side repeater not working |1.4.A.2c| | 31 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 30 |
| Nearside Headlamp not working on main beam |1.7.5a| | 30 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 29 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 29 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 29 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 29 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 28 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 28 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 28 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 28 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 27 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 27 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 27 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 27 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 27 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 26 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 26 |
| Horn not working |7.7 |a| |ii|| | 26 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 26 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 26 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 26 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 26 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 25 |
| Offside Rear fog lamp not working |1.3.2b| | 25 |
| Offside Front Shock absorbers has a serious fluid leak | 25 |
| Stop lamp not working |1.2.1b| | 24 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 24 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 23 |