| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 243 |
| Brake pipe excessively corroded | 217 |
| Headlamp aim out of alignment | 180 |
| Windscreen wiper does not clear the windscreen effectively | 168 |
| Offside Stop lamp not working |1.2.1b| | 88 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 87 |
| Brake hose excessively deteriorated | 86 |
| Nearside Stop lamp not working |1.2.1b| | 85 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 84 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 78 |
| Registration plate issues | 76 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 47 |
| Offside Rear Stop lamp not working |1.2.1b| | 45 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 44 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 40 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 38 |
| Nearside Rear Stop lamp not working |1.2.1b| | 37 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 33 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 32 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 29 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 26 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 26 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 25 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 24 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 22 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 21 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 21 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Nearside Rear Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 19 |
| Electronic parking brake warning indicates a malfunction |3.1.7| | 18 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 17 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 16 |
| Rear brake disc in such a condition that it is seriously weakened | 16 |
| Offside Rear Upper Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 15 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Windscreen washer not working | 14 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 14 |
| Nearside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 14 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 14 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 13 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 13 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 13 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 13 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 13 |
| Electronic parking brake control inoperative (1.1.6 (d)) | 13 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 13 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 13 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 13 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 12 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 12 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 12 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 11 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 11 |
| Offside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 11 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 11 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 11 |
| Nearside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 11 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 10 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 10 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 10 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 10 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 9 |
| Parking brake: efficiency below requirements |3.7.B.7| | 9 |
| Offside Front Lower Ball joint has excessive play |2.2.B.1f| | 9 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Central Prop shaft bearing excessively worn (6.1.7 (b) (i)) | 9 |
| Windscreen has damage | 9 |
| Bonnet cannot be secured in the closed position |8.4.1| | 9 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 9 |
| Electronic parking brake control defective so that it cannot be satisfactorily operated (1.1.6 (d)) | 9 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 9 |
| Offside Front Position lamp not working |4.2.1 |a|| | 8 |
| Front position lamp|s| not working |1.1.A.3b| | 8 |
| Rear parking brake recording little or no effort | 8 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 8 |
| Suspension system inoperative (5.3.5 (a)) | 8 |
| Brake performance not tested |3.7.A.1| | 8 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 8 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Brakes imbalanced across an axle | 8 |
| Offside Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 7 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 7 |
| Service brake: efficiency below requirements |3.7.C.1a| | 7 |
| Nearside Front Lower Ball joint has excessive play |2.2.B.1f| | 7 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 7 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 7 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 6 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 6 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 6 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 6 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Offside Inner Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 6 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 6 |
| Offside Rear Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Nearside Inner Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 6 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 6 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 6 |
| Brake performance not tested (1.2.1 (g)) | 6 |
| Offside Front Brake hose twisted |found during steering lock to lock check| |2.2.D.2b| | 6 |
| Anti-lock braking system warning lamp indicates an ABS fault | 6 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 6 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Nearside Rear Anti-roll bar linkage insecure |2.4.G.1| | 6 |
| Horn not working |1.6.2a| | 6 |