| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 648 |
| Windscreen wiper does not clear the windscreen effectively | 470 |
| Headlamp aim out of alignment | 459 |
| Brake pipe excessively corroded | 365 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 191 |
| Offside Stop lamp not working |1.2.1b| | 166 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 154 |
| Nearside Stop lamp not working |1.2.1b| | 148 |
| Parking brake: efficiency below requirements |3.7.B.7| | 148 |
| Anti-lock braking system warning lamp indicates an ABS fault | 136 |
| Registration plate issues | 126 |
| Parking brake lever has no reserve travel |3.1.6b| | 115 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 110 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 100 |
| Brakes imbalanced across an axle | 89 |
| Rear parking brake recording little or no effort | 89 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 81 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 80 |
| Nearside Rear Stop lamp not working |1.2.1b| | 73 |
| Rear brake binding | 71 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 70 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 65 |
| Offside Rear Stop lamp not working |1.2.1b| | 62 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 61 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 59 |
| Nearside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 59 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 58 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 58 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 54 |
| Offside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 53 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 52 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 49 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 48 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 43 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 42 |
| Windscreen has damage | 40 |
| Battery insecure |1.9.1| | 39 |
| Brake hose has insufficient room to move | 39 |
| Rear Exhaust system not adequately supported |7.1.1| | 38 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 37 |
| Service brake: efficiency below requirements |3.7.B.7| | 33 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 32 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 30 |
| Offside Rear fog lamp not working |1.3.2b| | 29 |
| Fuel system component leaking |7.2.3| | 29 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 29 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 29 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 27 |
| Nearside Headlamp not working on main beam |1.7.5a| | 27 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 27 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 25 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 24 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 24 |
| Windscreen wiper blade insecure | 23 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 23 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 22 |
| Offside Headlamp not working on main beam |1.7.5a| | 21 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 20 |
| Rear brake application uneven | 20 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 20 |
| Horn not working |1.6.2a| | 20 |
| Nearside Front Anti-lock braking system component excessively damaged |3.4.2| | 19 |
| Rear brake disc in such a condition that it is seriously weakened | 19 |
| Front brake application uneven | 19 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 18 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 18 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 18 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 17 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 16 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 16 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 16 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 16 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 16 |
| Front brake disc in such a condition that it is seriously weakened | 16 |
| 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| | 15 |
| Offside Front Macpherson strut insecure |2.4.G.1| | 15 |
| Offside Front Anti-lock braking system component excessively damaged |3.4.2| | 14 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 14 |
| Offside front brake binding |3.7.B.1| | 14 |
| Rear fog lamp not working |1.3.2b| | 14 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 14 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 14 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 13 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 13 |
| Spare wheel insecure |6.4.2| | 13 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 13 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 12 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 12 |
| 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| | 12 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 12 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 12 |
| Offside Front front brake binding |3.7.B.1| | 12 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 12 |
| Nearside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 12 |
| Exhaust system not adequately supported |7.1.1| | 12 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 11 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 11 |
| Nearside Front Shock absorbers has a serious fluid leak | 11 |
| Offside Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 11 |