| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 2293 |
| Headlamp aim out of alignment | 843 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 750 |
| Windscreen wiper does not clear the windscreen effectively | 686 |
| Registration plate issues | 595 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 294 |
| Parking brake: efficiency below requirements |3.7.B.7| | 243 |
| Registration plate lamp issues | 184 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 171 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 163 |
| Anti-lock braking system warning lamp indicates an ABS fault | 157 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 147 |
| Parking brake lever has no reserve travel |3.1.6b| | 146 |
| Brake hose excessively deteriorated | 143 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 140 |
| Rear parking brake recording little or no effort | 127 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 106 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 105 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 102 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 101 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 99 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 96 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 93 |
| Windscreen has damage | 87 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 85 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 78 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 77 |
| Suspension system inoperative (5.3.5 (a)) | 75 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 74 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 74 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 73 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 73 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 71 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 71 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 69 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 67 |
| Rear brake disc in such a condition that it is seriously weakened | 67 |
| Windscreen washer not working | 67 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 64 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 61 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 59 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 58 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 57 |
| Brake hose damaged | 57 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 52 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 50 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 49 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 48 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 48 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 46 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 44 |
| Brakes imbalanced across an axle | 43 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 43 |
| Service brake: efficiency below requirements |3.7.C.1a| | 41 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 41 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 40 |
| Rear brake binding | 40 |
| Front brake disc in such a condition that it is seriously weakened | 38 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 37 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 36 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 36 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 35 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 35 |
| Nearside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 33 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 32 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 32 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 32 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 31 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 31 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 31 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 31 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 30 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 30 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 30 |
| Headlamp cleaning device inoperative |1.7.2| | 29 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 29 |
| Offside Front Exhaust has a major leak of exhaust gases |7.1.2| | 29 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 29 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 29 |
| Offside Front Direction indicator not working |1.4.A.2c| | 28 |
| Nearside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 28 |
| Air suspension has no suspension movement |2.4.D.5| | 28 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 28 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 28 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 27 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 27 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 26 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 26 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 26 |