| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 2696 |
| Headlamp aim out of alignment | 1841 |
| Windscreen wiper does not clear the windscreen effectively | 1012 |
| Registration plate issues | 872 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 865 |
| Registration plate lamp issues | 623 |
| Anti-lock braking system warning lamp indicates an ABS fault | 461 |
| Parking brake: efficiency below requirements |3.7.B.7| | 352 |
| Brake hose excessively deteriorated | 260 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 255 |
| Rear parking brake recording little or no effort | 216 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 204 |
| Parking brake lever has no reserve travel |3.1.6b| | 196 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 180 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 177 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 177 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 177 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 167 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 161 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 161 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 147 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 139 |
| Nearside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 126 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 123 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 122 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 121 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 121 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 115 |
| Offside Rear Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 114 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 107 |
| Windscreen has damage | 106 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 105 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 99 |
| Rear brake disc in such a condition that it is seriously weakened | 90 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 90 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 89 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 89 |
| Front brake disc in such a condition that it is seriously weakened | 84 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 79 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 78 |
| Battery insecure |1.9.1| | 73 |
| Rear brake binding | 70 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 69 |
| Brake hose damaged | 68 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 68 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 66 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 66 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 65 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 64 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 64 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 64 |
| Service brake: efficiency below requirements |3.7.C.1a| | 61 |
| Nearside Stop lamp not working |1.2.1b| | 60 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 59 |
| Brakes imbalanced across an axle | 59 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 58 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 55 |
| Service brake: efficiency below requirements |3.7.B.7| | 53 |
| Suspension system inoperative (5.3.5 (a)) | 53 |
| Nearside Side repeater not working |1.4.A.2c| | 51 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 51 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 50 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 50 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 50 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 49 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 48 |
| Offside Side repeater not working |1.4.A.2c| | 47 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 47 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 47 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 47 |
| Steering column will not lock in a fixed position |adjustable type| |2.1.2a| | 46 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 45 |
| Offside Drag link end ball joint has excessive play |2.2.B.1f| | 45 |
| Windscreen wiper blade insecure | 44 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 44 |
| Windscreen washer not working | 44 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 44 |
| Brake performance not tested |3.7.A.1| | 42 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 41 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 40 |
| Offside Stop lamp not working |1.2.1b| | 40 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 40 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 40 |
| Emissions not tested |7.0| | 39 |
| Front Air suspension has no suspension movement |2.4.D.5| | 37 |
| Fuel cap/sealing device sealing washer deteriorated |7.2.4c| | 37 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 37 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 37 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 36 |
| Air suspension has no suspension movement |2.4.D.5| | 36 |
| Horn not working |1.6.2a| | 36 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 36 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 35 |
| Offside Front Drag link end ball joint has excessive play |2.2.B.1f| | 35 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 35 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 35 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 35 |
| Offside Front Direction indicator insecure |1.4.A.2b| | 34 |