| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1019 |
| Brake pipe excessively corroded | 987 |
| Registration plate lamp issues | 932 |
| Registration plate issues | 506 |
| Windscreen wiper does not clear the windscreen effectively | 499 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 237 |
| Brake hose excessively deteriorated | 227 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 222 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 204 |
| Offside Stop lamp not working |1.2.1b| | 164 |
| Nearside Stop lamp not working |1.2.1b| | 164 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 135 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 130 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 125 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 82 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 78 |
| Nearside Rear Stop lamp not working |1.2.1b| | 67 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 66 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 65 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 64 |
| Windscreen washer not working | 61 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 59 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 59 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 59 |
| Offside Rear Stop lamp not working |1.2.1b| | 57 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 54 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 53 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 50 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 45 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 45 |
| Offside Front Position lamp not working |4.2.1 |a|| | 43 |
| Rear brake disc in such a condition that it is seriously weakened | 42 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 42 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 41 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 40 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 39 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 37 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 37 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 36 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 36 |
| Offside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 35 |
| Electronic parking brake warning indicates a malfunction |3.1.7| | 35 |
| Offside Rear fog lamp not working |1.3.2b| | 34 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 32 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 32 |
| Rear brake binding | 32 |
| Windscreen has damage | 32 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 31 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 31 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 30 |
| Parking brake: efficiency below requirements |3.7.B.7| | 30 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 28 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 27 |
| Anti-lock braking system warning lamp indicates an ABS fault | 27 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 27 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 27 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 26 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 26 |
| Central Prop shaft bearing excessively worn (6.1.7 (b) (i)) | 26 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 25 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 25 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 25 |
| Service brake: efficiency below requirements |3.7.C.1a| | 23 |
| Offside Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 23 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 23 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 22 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 22 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 22 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 22 |
| Prop shaft bearing excessively worn (6.1.7 (b) (i)) | 21 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 20 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 20 |
| Headlamp cleaning device inoperative |1.7.2| | 20 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 20 |
| Rear parking brake recording little or no effort | 20 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 20 |