| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 6088 |
| Headlamp aim out of alignment | 5848 |
| Registration plate lamp issues | 3170 |
| Brakes imbalanced across an axle | 2053 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 2025 |
| Parking brake: efficiency below requirements |3.7.B.7| | 1894 |
| Brake pipe excessively corroded | 1636 |
| Registration plate issues | 1535 |
| Rear parking brake recording little or no effort | 1469 |
| Offside Stop lamp not working |1.2.1b| | 1162 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 1100 |
| Nearside Stop lamp not working |1.2.1b| | 1097 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 851 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 823 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 774 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 760 |
| Rear brake binding | 729 |
| Nearside Headlamp insecure |1.7.3| | 597 |
| Parking brake lever has no reserve travel |3.1.6b| | 594 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 588 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 563 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 554 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 498 |
| Offside Rear Stop lamp not working |1.2.1b| | 449 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 446 |
| Nearside Rear Stop lamp not working |1.2.1b| | 443 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 442 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 432 |
| Offside Headlamp insecure |1.7.3| | 424 |
| Centre Stop lamp not working |1.2.1b| | 423 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 418 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 378 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 363 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 362 |
| Nearside Front Direction indicator insecure |1.4.A.2b| | 337 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 335 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 319 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 305 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 294 |
| Rear brake application uneven | 292 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 283 |
| Emissions not tested |7.0| | 280 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 279 |
| Offside Front Direction indicator insecure |1.4.A.2b| | 256 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 256 |
| Front brake application uneven | 244 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 241 |
| Nearside Front Headlamp insecure |1.7.3| | 232 |
| Horn not working |1.6.2a| | 229 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 224 |
| Front brake disc in such a condition that it is seriously weakened | 220 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 218 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 215 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 208 |
| 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| | 205 |
| Service brake: efficiency below requirements |3.7.B.7| | 200 |
| Battery insecure |1.9.1| | 199 |
| Windscreen wiper blade insecure | 194 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 194 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 193 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 193 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 192 |
| Offside Front Headlamp insecure |1.7.3| | 191 |
| Windscreen has damage | 191 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 189 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 187 |
| Offside Rear fog lamp not working |1.3.2b| | 176 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 176 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 169 |
| Offside Rear Shock absorbers has a serious fluid leak | 167 |
| Nearside Rear Shock absorbers has a serious fluid leak | 166 |
| 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| | 165 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 163 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 162 |
| Offside Front brake disc excessively pitted |3.5.1h| | 162 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 161 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 156 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 156 |
| Offside front brake binding |3.7.B.1| | 156 |
| Nearside front brake binding |3.7.B.1| | 152 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 150 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 146 |
| Stop lamp not working |1.2.1b| | 141 |
| Exhaust system not adequately supported |7.1.1| | 135 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 130 |
| 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| | 130 |
| 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| | 128 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 127 |
| Fuel tank leaking |7.2.3| | 124 |
| Nearside Front Shock absorbers has a serious fluid leak | 123 |
| Nearside Outer Front constant velocity joint gaiter split |2.5.C.1a| | 123 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 120 |
| 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| | 117 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 115 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 115 |
| 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| | 114 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 110 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 109 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 107 |
| Rear fog lamp not working |1.3.2b| | 104 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 102 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 102 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 102 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 102 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 101 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 100 |
| Windscreen washer not working | 99 |
| Front brake disc excessively pitted |3.5.1h| | 93 |
| Front Exhaust system not adequately supported |7.1.1| | 93 |
| 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| | 91 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 91 |