| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 4450 |
| Registration plate lamp issues | 4385 |
| Headlamp aim out of alignment | 3259 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 1233 |
| Brake pipe excessively corroded | 1201 |
| Brakes imbalanced across an axle | 1143 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 1079 |
| Centre Stop lamp not working |1.2.1b| | 704 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 615 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 559 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 526 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 483 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 472 |
| Registration plate issues | 436 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 420 |
| Front brake disc in such a condition that it is seriously weakened | 418 |
| Horn not working |1.6.2a| | 360 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 360 |
| Windscreen has damage | 351 |
| Rear Exhaust system not adequately supported |7.1.1| | 346 |
| Nearside Stop lamp not working |1.2.1b| | 342 |
| Offside Front coil spring broken |2.4.C.1a| | 331 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 328 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 303 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 294 |
| Parking brake: efficiency below requirements |3.7.B.7| | 286 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 283 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 268 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 261 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 259 |
| Offside Stop lamp not working |1.2.1b| | 258 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 250 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 245 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 242 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 241 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 239 |
| Exhaust system not adequately supported |7.1.1| | 232 |
| Brake load sensing valve linkage seized |3.6.E.3| | 232 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 232 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 226 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 226 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 218 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 214 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 213 |
| Offside front brake binding |3.7.B.1| | 211 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 201 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 200 |
| Emissions not tested |7.0| | 196 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 196 |
| Brake load sensing valve seized |3.6.E.3| | 191 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 190 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 189 |
| Rear parking brake recording little or no effort | 187 |
| Stop lamp not working |1.2.1b| | 184 |
| Battery insecure |1.9.1| | 183 |
| Service brake: efficiency below requirements |3.7.B.7| | 181 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 179 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 178 |
| Nearside Front coil spring broken |2.4.C.1a| | 175 |
| Front brake application uneven | 170 |
| Rear brake application uneven | 164 |
| Offside Headlamp insecure |1.7.3| | 164 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 163 |
| Nearside Headlamp insecure |1.7.3| | 159 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 155 |
| Anti-lock braking system warning lamp indicates an ABS fault | 154 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 154 |
| Offside Rear fog lamp not working |1.3.2b| | 153 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 151 |
| Fuel system component leaking |7.2.3| | 151 |
| Centre Rear Stop lamp not working |1.2.1b| | 147 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 146 |
| Windscreen wiper blade insecure | 142 |
| Offside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 139 |
| Nearside Rear Stop lamp not working |1.2.1b| | 137 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 137 |
| Offside Front front brake binding |3.7.B.1| | 134 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 132 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 128 |
| 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| | 127 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 126 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 123 |
| Indicator switch faulty |1.4.A.1| | 122 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 120 |
| Rear brake binding | 120 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 119 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 119 |
| Brake hose excessively deteriorated | 117 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 116 |
| Nearside front brake binding |3.7.B.1| | 115 |
| Offside Side repeater not working |1.4.A.2c| | 108 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 107 |
| Rear fog lamp not working |1.3.2b| | 106 |
| Upper Stop lamp not working |1.2.1b| | 106 |
| 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| | 105 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 104 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 103 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 101 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 100 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 99 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 99 |
| 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| | 98 |
| 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| | 98 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 98 |
| Windscreen washer not working | 95 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 94 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 94 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 93 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 93 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 92 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 91 |
| 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| | 89 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 88 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 86 |
| Nearside Side repeater not working |1.4.A.2c| | 86 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 86 |
| Offside Rear Stop lamp not working |1.2.1b| | 85 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 84 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 84 |
| Mechanical brake component has restricted free movement | 83 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 82 |
| Offside Front coil spring fractured |2.4.C.1a| | 81 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 81 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 81 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 78 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 77 |
| Centre Exhaust system not adequately supported |7.1.1| | 77 |
| Nearside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 76 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 76 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 76 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 75 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 75 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 74 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 73 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 73 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 72 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 71 |
| 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| | 70 |
| Offside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 70 |
| 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| | 70 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 70 |
| Central Stop lamp not working |1.2.1b| | 69 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 68 |
| Front brake excessively fluctuating | 68 |
| Nearside Front Headlamp insecure |1.7.3| | 67 |
| Nearside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 67 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 67 |
| 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| | 66 |