| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 198 |
| Windscreen wiper does not clear the windscreen effectively | 179 |
| Headlamp aim out of alignment | 121 |
| Offside Front coil spring broken |2.4.C.1a| | 77 |
| Nearside Front coil spring broken |2.4.C.1a| | 61 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 39 |
| Parking brake lever has no reserve travel |3.1.6b| | 30 |
| Parking brake: efficiency below requirements |3.7.B.7| | 24 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 24 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 21 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 20 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 20 |
| Registration plate lamp issues | 19 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Brake hose excessively deteriorated | 19 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 17 |
| Registration plate issues | 17 |
| Rear brake binding | 14 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 13 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 13 |
| Rear parking brake recording little or no effort | 13 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 13 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 13 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 12 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 11 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 11 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 10 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 8 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 8 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Brakes imbalanced across an axle | 8 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 8 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 7 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| 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| | 7 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 7 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Offside Stop lamp not working |1.2.1b| | 7 |
| Offside Front coil spring fractured |2.4.C.1a| | 7 |
| Offside Front Position lamp not working |4.2.1 |a|| | 6 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Stop lamp not working |1.2.1b| | 6 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 6 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 6 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| 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| | 5 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Windscreen washer not working | 5 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 5 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 5 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 5 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Rear Stop lamp not working |1.2.1b| | 5 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 4 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 4 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 4 |
| Nearside Rear Shock absorbers has a serious fluid leak | 4 |
| Offside Rear Shock absorbers has a serious fluid leak | 4 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 4 |
| Windscreen has damage | 4 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 4 |
| Rear Mechanical brake component has restricted free movement | 4 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 4 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 4 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 3 |
| Offside Side repeater not working |1.4.A.2c| | 3 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 3 |
| Offside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Offside Front Lower Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 3 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 3 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Nearside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 3 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 3 |
| Nearside Rear Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Nearside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Fuel system component leaking |7.2.3| | 3 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Fuel pipe leaking |7.2.3| | 3 |
| Nearside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |
| Offside Front coil spring incomplete |2.4.C.1a| | 3 |
| Nearside Front coil spring fractured |2.4.C.1a| | 3 |