| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 3020 |
| Registration plate lamp issues | 3017 |
| Headlamp aim out of alignment | 2293 |
| Brake pipe excessively corroded | 1023 |
| Brakes imbalanced across an axle | 972 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 862 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 758 |
| Centre Stop lamp not working |1.2.1b| | 561 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 466 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 415 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 402 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 400 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 399 |
| Front brake disc in such a condition that it is seriously weakened | 370 |
| Registration plate issues | 348 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 327 |
| Windscreen has damage | 286 |
| Brake load sensing valve linkage seized |3.6.E.3| | 279 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 248 |
| Rear Exhaust system not adequately supported |7.1.1| | 246 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 245 |
| Offside Front coil spring broken |2.4.C.1a| | 242 |
| Brake load sensing valve seized |3.6.E.3| | 236 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 235 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 226 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 220 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 219 |
| Parking brake: efficiency below requirements |3.7.B.7| | 209 |
| Nearside Stop lamp not working |1.2.1b| | 207 |
| Horn not working |1.6.2a| | 205 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 195 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 194 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 194 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 193 |
| Service brake: efficiency below requirements |3.7.B.7| | 189 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 182 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 182 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 182 |
| Offside front brake binding |3.7.B.1| | 175 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 167 |
| Battery insecure |1.9.1| | 167 |
| Offside Stop lamp not working |1.2.1b| | 165 |
| Stop lamp not working |1.2.1b| | 164 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 164 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 164 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 159 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 158 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 152 |
| Exhaust system not adequately supported |7.1.1| | 152 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 151 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 151 |
| Emissions not tested |7.0| | 149 |
| Rear brake application uneven | 144 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 136 |
| Rear parking brake recording little or no effort | 136 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 130 |
| Nearside Front coil spring broken |2.4.C.1a| | 130 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 127 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 127 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 126 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 124 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 124 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 124 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 122 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 118 |
| Front brake application uneven | 117 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 117 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 117 |
| Windscreen wiper blade insecure | 112 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 111 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 110 |
| Fuel system component leaking |7.2.3| | 109 |
| Centre Rear Stop lamp not working |1.2.1b| | 109 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 105 |
| Nearside Headlamp insecure |1.7.3| | 102 |
| Offside Headlamp insecure |1.7.3| | 102 |
| Nearside front brake binding |3.7.B.1| | 98 |
| Offside 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 Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 96 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 95 |
| Rear Brake load sensing valve linkage seized |3.6.E.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 |
| 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| | 92 |
| Offside Front front brake binding |3.7.B.1| | 91 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 91 |
| 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| | 90 |
| Rear brake binding | 88 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 88 |
| Offside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 88 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 84 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 83 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 80 |
| Indicator switch faulty |1.4.A.1| | 80 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 78 |
| Windscreen washer not working | 78 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 78 |
| 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| | 77 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 77 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 76 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 73 |
| Offside Rear fog lamp not working |1.3.2b| | 72 |
| Upper Stop lamp not working |1.2.1b| | 72 |
| Nearside Rear Stop lamp not working |1.2.1b| | 72 |
| Offside Side repeater not working |1.4.A.2c| | 69 |
| Rear Brake load sensing valve seized |3.6.E.3| | 69 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 68 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 67 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 66 |
| Offside Rear Stop lamp not working |1.2.1b| | 66 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 66 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 65 |
| 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| | 63 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 63 |
| Centre Upper Stop lamp not working |1.2.1b| | 62 |
| 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| | 61 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 61 |
| 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| | 60 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 59 |
| Offside Front Front constant velocity joint gaiter split |2.5.C.1a| | 59 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 58 |
| 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| | 57 |
| Brake hose excessively deteriorated | 57 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 57 |
| 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| | 56 |
| Nearside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 56 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 56 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 56 |
| Offside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 55 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 55 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 55 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 54 |
| Offside Front coil spring fractured |2.4.C.1a| | 54 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 53 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 53 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 52 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 52 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 52 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 52 |
| 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| | 51 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 51 |
| Rear Exhaust has a part missing |7.1.1a| | 51 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 50 |
| Offside Front Position lamp not working |4.2.1 |a|| | 50 |
| Offside Headlamp not working on main beam |1.7.5a| | 50 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 49 |
| Front brake excessively fluctuating | 49 |
| Parking brake lever has no reserve travel |3.1.6b| | 49 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 48 |