| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 8365 |
| Headlamp aim out of alignment | 8277 |
| Parking brake: efficiency below requirements |3.7.B.7| | 6010 |
| Windscreen wiper does not clear the windscreen effectively | 5135 |
| Rear brake binding | 4350 |
| Rear parking brake recording little or no effort | 4133 |
| Brakes imbalanced across an axle | 2941 |
| Registration plate lamp issues | 2022 |
| Service brake: efficiency below requirements |3.7.B.7| | 1599 |
| Parking brake lever has no reserve travel |3.1.6b| | 1288 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 1135 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 1036 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 948 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 882 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 840 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 814 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 806 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 805 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 776 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 758 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 707 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 689 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 643 |
| Rear Mechanical brake component has restricted free movement | 573 |
| Emissions not tested |7.0| | 531 |
| Fuel tank leaking |7.2.3| | 478 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 465 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 415 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 363 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 359 |
| Rear brake application uneven | 331 |
| Front brake application uneven | 313 |
| Battery insecure |1.9.1| | 312 |
| Offside front brake binding |3.7.B.1| | 309 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 290 |
| Offside Headlamp insecure |1.7.3| | 275 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 271 |
| Registration plate issues | 267 |
| Offside Side repeater not working |1.4.A.2c| | 256 |
| Nearside Side repeater not working |1.4.A.2c| | 253 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 247 |
| Windscreen wiper blade insecure | 246 |
| Brake hose excessively deteriorated | 242 |
| Nearside Headlamp insecure |1.7.3| | 230 |
| Nearside Rear rear brake recording little or no effort |3.7.B.5a| | 230 |
| Windscreen has damage | 220 |
| Front brake disc in such a condition that it is seriously weakened | 216 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 215 |
| Nearside front brake binding |3.7.B.1| | 212 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 205 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 204 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 204 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 200 |
| Offside Stop lamp not working |1.2.1b| | 197 |
| Windscreen washer not working | 187 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 185 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 185 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 184 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 181 |
| Nearside Stop lamp not working |1.2.1b| | 179 |
| Mechanical brake component has restricted free movement | 175 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 172 |
| Offside Front Direction indicator not working |1.4.A.2c| | 171 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 161 |
| Offside Rear Brake lever has restricted free movement |3.5.1k| | 159 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 159 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 156 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 155 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 152 |
| Offside Front front brake binding |3.7.B.1| | 151 |
| Nearside Headlamp not working on main beam |1.7.5a| | 149 |
| Front Exhaust system not adequately supported |7.1.1| | 145 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 142 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 141 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 139 |
| Offside Front coil spring broken |2.4.C.1a| | 135 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 131 |
| Offside Headlamp not working on main beam |1.7.5a| | 130 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 130 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 129 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 128 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 127 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 127 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 126 |
| Nearside Front Windscreen wiper blade deteriorated |8.2.2| | 125 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 124 |
| Nearside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 120 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 113 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 111 |
| Driver`s seat insecure |6.2.A.1| | 108 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 108 |
| Offside Front Windscreen wiper blade deteriorated |8.2.2| | 107 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 107 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 107 |
| Offside Front Brake pipe leaking |3.6.A.1| | 105 |
| Horn not working |1.6.2a| | 102 |
| Exhaust system not adequately supported |7.1.1| | 99 |
| Offside Rear An item not tested |Manual| | 94 |
| Nearside Front front brake binding |3.7.B.1| | 93 |
| Nearside Rear Brake lever has restricted free movement |3.5.1k| | 93 |
| rear brake recording little or no effort |3.7.B.5a| | 92 |
| Front Exhaust has part of the system excessively deteriorated |7.1.1a| | 91 |
| Nearside Front Headlamp insecure |1.7.3| | 91 |