| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 1669 |
| Windscreen wiper does not clear the windscreen effectively | 1480 |
| Headlamp aim out of alignment | 1333 |
| Registration plate lamp issues | 1016 |
| Brakes imbalanced across an axle | 888 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 487 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 443 |
| Offside Stop lamp not working |1.2.1b| | 403 |
| Nearside Stop lamp not working |1.2.1b| | 396 |
| Registration plate issues | 303 |
| Centre Stop lamp not working |1.2.1b| | 283 |
| Battery insecure |1.9.1| | 255 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 240 |
| Service brake: efficiency below requirements |3.7.B.7| | 239 |
| Offside Rear fog lamp not working |1.3.2b| | 237 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 210 |
| Offside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 210 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 205 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 202 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 200 |
| Front Sub-frame corroded and seriously weakened |2.4.G.1| | 182 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 181 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 180 |
| Offside Rear Stop lamp not working |1.2.1b| | 170 |
| Front brake application uneven | 167 |
| Offside front brake binding |3.7.B.1| | 162 |
| Front brake disc in such a condition that it is seriously weakened | 157 |
| Nearside Rear Stop lamp not working |1.2.1b| | 152 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 142 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 140 |
| Rear fog lamp not working |1.3.2b| | 138 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 133 |
| Horn not working |1.6.2a| | 133 |
| Parking brake: efficiency below requirements |3.7.B.7| | 131 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 121 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 120 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 119 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 118 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 114 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 114 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 112 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 107 |
| Rear brake application uneven | 98 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 96 |
| Offside Front brake disc excessively pitted |3.5.1h| | 96 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 94 |
| Offside Headlamp insecure |1.7.3| | 93 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 93 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 92 |
| Stop lamp not working |1.2.1b| | 91 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 90 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 86 |
| Offside Front front brake binding |3.7.B.1| | 84 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 83 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 82 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 80 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 77 |
| Nearside front brake binding |3.7.B.1| | 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 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 75 |
| 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| | 73 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 73 |
| Rear parking brake recording little or no effort | 72 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 72 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 66 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 65 |
| Rear fog lamp tell tale not working |1.3.1b| | 64 |
| Nearside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 63 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 62 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 58 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 58 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 57 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 57 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 57 |
| Nearside Headlamp insecure |1.7.3| | 57 |
| 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| | 55 |
| Windscreen wiper blade insecure | 55 |
| Centre Rear Stop lamp not working |1.2.1b| | 54 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 54 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 54 |
| Rear brake binding | 54 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 53 |
| 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| | 52 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 52 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 51 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 50 |
| Windscreen has damage | 50 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 50 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 49 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 49 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 49 |
| 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| | 49 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 48 |
| Emissions not tested |7.0| | 47 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 46 |
| Front brake excessively fluctuating | 45 |
| Driver`s door cannot be opened from outside the vehicle |6.2.B.1b| | 44 |
| Mechanical brake component has restricted free movement | 44 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 43 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 43 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 42 |
| Offside Front Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 41 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 40 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 40 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 40 |
| Offside Front Front wheel bearing rough when rotated |2.5.A.2| | 38 |
| Fuel tank leaking |7.2.3| | 37 |
| Offside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 37 |
| Offside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 37 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 37 |
| Brake pedal spongy |3.3.B.1b| | 36 |
| Offside Front Headlamp insecure |1.7.3| | 35 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 35 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 35 |
| Nearside front brake juddering severely |3.7.A.2b| | 34 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 34 |
| 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| | 34 |
| Rear Rear fog lamp not working |1.3.2b| | 33 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 33 |
| Front brake disc excessively pitted |3.5.1h| | 32 |
| Front position lamp|s| not working |1.1.A.3b| | 32 |
| Offside front brake juddering severely |3.7.A.2b| | 31 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 31 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 30 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 30 |
| Brake pedal has insufficient reserve movement |3.3.A.5| | 29 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 29 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 29 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 29 |
| Nearside Front front brake binding |3.7.B.1| | 28 |
| Parking brake lever has no reserve travel |3.1.6b| | 27 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 26 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 26 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 26 |