| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2087 |
| Windscreen wiper does not clear the windscreen effectively | 1849 |
| Brake pipe excessively corroded | 1695 |
| Registration plate lamp issues | 1674 |
| Brakes imbalanced across an axle | 760 |
| Rear fog lamp not working |1.3.2b| | 566 |
| Parking brake: efficiency below requirements |3.7.B.7| | 552 |
| Offside Rear fog lamp not working |1.3.2b| | 526 |
| Rear brake binding | 487 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 431 |
| Registration plate issues | 428 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 423 |
| Rear parking brake recording little or no effort | 421 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 325 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 288 |
| Parking brake lever has no reserve travel |3.1.6b| | 274 |
| Nearside Rear Leaf spring fractured |2.4.B.1a| | 226 |
| Anti-lock braking system warning lamp indicates an ABS fault | 213 |
| Offside Rear Leaf spring fractured |2.4.B.1a| | 212 |
| Nearside Stop lamp not working |1.2.1b| | 204 |
| Offside Stop lamp not working |1.2.1b| | 190 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 190 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 183 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 178 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 176 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 173 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 168 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 167 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 162 |
| Windscreen has damage | 156 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 153 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 140 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 133 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 132 |
| Rear brake application uneven | 131 |
| Service brake: efficiency below requirements |3.7.B.7| | 128 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 126 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 122 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 121 |
| Nearside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 119 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 113 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 113 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 110 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 109 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 109 |
| Offside Rear Leaf spring has excessive wear in a shackle pin and/or bush |2.4.B.2| | 109 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 106 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 104 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 101 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 99 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 92 |
| Nearside Rear Stop lamp not working |1.2.1b| | 89 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 88 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 87 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 87 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 84 |
| Rear Mechanical brake component has restricted free movement | 83 |
| Nearside Rear reflector missing |1.5.1a| | 83 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 82 |
| Rear Rear fog lamp not working |1.3.2b| | 80 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 80 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 79 |
| Windscreen washer not working | 79 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 79 |
| Horn not working |1.6.2a| | 77 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 77 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 75 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 74 |
| Offside Rear Stop lamp not working |1.2.1b| | 73 |
| Nearside Rear Leaf spring cracked |2.4.B.1a| | 73 |
| Offside Rear Leaf spring cracked |2.4.B.1a| | 73 |
| Rear fog lamp tell tale not working |1.3.1b| | 72 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 70 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 68 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 68 |
| Nearside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 67 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 66 |
| Offside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 66 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 65 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 65 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 64 |
| Offside Rear reflector missing |1.5.1a| | 64 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 63 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 61 |
| Nearside Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 61 |
| Front brake disc in such a condition that it is seriously weakened | 61 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 58 |
| Offside Rear fog lamp missing |1.3.2a| | 56 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 56 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 56 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 55 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 54 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 54 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 53 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 53 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 53 |
| Nearside Rear Shock absorbers has a serious fluid leak | 52 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 52 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 51 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 50 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 50 |
| Front brake application uneven | 49 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 49 |
| Brake hose excessively deteriorated | 49 |
| Offside Rear fog lamp emits a light other than red |1.3.2e| | 49 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 48 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 48 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 48 |
| Offside Front Position lamp not working |4.2.1 |a|| | 48 |
| Trailer electrical socket insecure |1.9.3a| | 47 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 47 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 47 |
| Offside Rear Shock absorbers has a serious fluid leak | 46 |
| Nearside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 46 |
| Offside Rear Leaf spring has a deteriorated shackle pin rubber bush resulting in excessive movement |2.4.B.2| | 46 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 46 |
| Offside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 45 |
| Nearside Headlamp insecure |1.7.3| | 45 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 45 |
| Offside Rear Leaf spring fractured (5.3.1 (b) (i)) | 44 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 44 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 44 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 43 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 43 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 43 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 43 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 42 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 42 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 41 |
| Nearside Rear Leaf spring shackle pin or bush excessively worn (5.3.4 (a) (i)) | 41 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 41 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 40 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 40 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 39 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 39 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 39 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 39 |
| Offside Rear Leaf spring shackle pin or bush excessively worn (5.3.4 (a) (i)) | 39 |
| Windscreen wiper blade insecure | 38 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 38 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 38 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 38 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 37 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 37 |
| Central Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 37 |
| Nearside Rear reflector excessively damaged so that its function is impaired |1.5.1c| | 36 |
| Nearside Steering pivot point has excessive play |2.2.B.1g| | 36 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 36 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 36 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 35 |