| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 98 |
| Registration plate lamp issues | 88 |
| Headlamp aim out of alignment | 67 |
| Registration plate issues | 17 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 16 |
| Anti-lock braking system warning lamp indicates an ABS fault | 16 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 14 |
| Brakes imbalanced across an axle | 13 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 13 |
| Brake pipe excessively corroded | 12 |
| Nearside Stop lamp not working |1.2.1b| | 11 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 11 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 10 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 9 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 8 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 8 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 8 |
| Offside Stop lamp not working |1.2.1b| | 7 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 7 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 7 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 7 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 7 |
| Windscreen washer not working | 6 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 6 |
| Brake hose excessively deteriorated | 6 |
| Nearside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Front Anti-roll bar linkage rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 5 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 5 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 5 |
| Front brake application uneven | 5 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Battery insecure |1.9.1| | 4 |
| Offside Rear Stop lamp not working |1.2.1b| | 4 |
| Windscreen has damage | 4 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn |5.3.4 |a| |i|| | 4 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 4 |
| Horn not working |1.6.2a| | 4 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 4 |
| Horn not working (7.7 (a)) | 3 |
| Exhaust catalytic converter missing where one was fitted as standard |7.1.3| | 3 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 3 |
| Nearside Front Anti-roll bar linkage rubber mounting deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front Position lamp not working |4.2.1 |a|| | 3 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users (8.2.2.2 (c)) | 3 |
| Nearside Front Anti-roll bar linkage fractured |5.3.3 |b| |ii|| | 3 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 3 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Horn not working |7.7 |a| |ii|| | 3 |
| Nearside Rear Service brake grabbing severely (1.2.1 (c)) | 2 |
| Offside Front Anti-roll bar linkage fractured |5.3.3 |b| |ii|| | 2 |
| Nearside Rear Stop lamp emits other than a steady red light |1.2.1e| | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Emissions not tested |8.2.2.2 |e|| | 2 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 2 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 2 |
| Rear fog lamp not working |1.3.2b| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 2 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 2 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 2 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 2 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Centre Stop lamp not working |1.2.1b| | 2 |
| Nearside Front Anti-roll bar pin or bush excessively worn |5.3.4 |a| |i|| | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 2 |
| Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Front Position lamp not working |4.2.1 |a|| | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Front Anti-roll bar linkage pin or bush excessively worn both sides (5.3.4 (a) (i)) | 2 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 2 |
| Offside Front Lower Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Nearside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 2 |