| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 2104 |
| Headlamp aim out of alignment | 1960 |
| Registration plate lamp issues | 962 |
| Brakes imbalanced across an axle | 629 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 571 |
| Parking brake: efficiency below requirements |3.7.B.7| | 539 |
| Brake pipe excessively corroded | 503 |
| Registration plate issues | 493 |
| Rear parking brake recording little or no effort | 420 |
| Nearside Stop lamp not working |1.2.1b| | 349 |
| Offside Stop lamp not working |1.2.1b| | 348 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 319 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 252 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 251 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 238 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 228 |
| Rear brake binding | 219 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 206 |
| Parking brake lever has no reserve travel |3.1.6b| | 202 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 199 |
| Nearside Headlamp insecure |1.7.3| | 191 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 181 |
| Offside Rear Stop lamp not working |1.2.1b| | 174 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 164 |
| Nearside Rear Stop lamp not working |1.2.1b| | 163 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 136 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 123 |
| Offside Headlamp insecure |1.7.3| | 118 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 103 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 96 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 96 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 90 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 90 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 90 |
| Windscreen wiper blade insecure | 88 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 87 |
| Centre Stop lamp not working |1.2.1b| | 87 |
| Offside Front Direction indicator insecure |1.4.A.2b| | 86 |
| Nearside Front Headlamp insecure |1.7.3| | 86 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 85 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 83 |
| Battery insecure |1.9.1| | 82 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 80 |
| Service brake: efficiency below requirements |3.7.B.7| | 80 |
| 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| | 79 |
| Front brake disc in such a condition that it is seriously weakened | 79 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 78 |
| 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| | 75 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 74 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 74 |
| Offside Rear fog lamp not working |1.3.2b| | 73 |
| Emissions not tested |7.0| | 73 |
| Rear brake application uneven | 72 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 72 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 72 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 71 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 69 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 68 |
| Nearside front brake binding |3.7.B.1| | 68 |
| Offside Front Headlamp insecure |1.7.3| | 66 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 65 |
| Horn not working |1.6.2a| | 64 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 64 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 64 |
| Front brake application uneven | 63 |
| Windscreen has damage | 61 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 56 |
| 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| | 56 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 55 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 55 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 55 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 53 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 53 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 50 |
| Offside front brake binding |3.7.B.1| | 48 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 47 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 45 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 43 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 41 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 41 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 39 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 39 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 38 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 38 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 38 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 37 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 37 |
| 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| | 37 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 36 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 36 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 36 |
| Fuel tank leaking |7.2.3| | 36 |
| Offside Front brake disc excessively pitted |3.5.1h| | 36 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 35 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 35 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 34 |
| 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| | 33 |
| Front Exhaust system not adequately supported |7.1.1| | 32 |
| Brake hose excessively deteriorated | 32 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 32 |
| 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| | 31 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 31 |
| Emissions not tested |7.3.A.1| | 31 |
| 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| | 31 |
| Nearside Front Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 31 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 30 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 30 |
| Stop lamp not working |1.2.1b| | 30 |
| Windscreen washer not working | 30 |