| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 3985 |
| Windscreen wiper does not clear the windscreen effectively | 2942 |
| Headlamp aim out of alignment | 2553 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 833 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 750 |
| Brakes imbalanced across an axle | 719 |
| Centre Stop lamp not working |1.2.1b| | 711 |
| Brake pipe excessively corroded | 649 |
| Nearside Stop lamp not working |1.2.1b| | 623 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 611 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 597 |
| Brake hose excessively deteriorated | 584 |
| Registration plate issues | 504 |
| Offside Stop lamp not working |1.2.1b| | 493 |
| Front brake disc in such a condition that it is seriously weakened | 483 |
| Offside Headlamp insecure |1.7.3| | 469 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 466 |
| Brake load sensing valve linkage seized |3.6.E.3| | 425 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 416 |
| Nearside Headlamp insecure |1.7.3| | 415 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 364 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 295 |
| Rear Exhaust system not adequately supported |7.1.1| | 287 |
| Windscreen has damage | 270 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 267 |
| Parking brake: efficiency below requirements |3.7.B.7| | 264 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 260 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 252 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 236 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 234 |
| Nearside Rear Stop lamp not working |1.2.1b| | 230 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 230 |
| Brake load sensing valve seized |3.6.E.3| | 227 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 216 |
| Exhaust system not adequately supported |7.1.1| | 206 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 195 |
| Emissions not tested |7.0| | 186 |
| Rear parking brake recording little or no effort | 184 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 182 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 182 |
| Offside Front Headlamp insecure |1.7.3| | 180 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 176 |
| Service brake: efficiency below requirements |3.7.B.7| | 176 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 173 |
| Windscreen wiper blade insecure | 170 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 170 |
| Offside Rear Stop lamp not working |1.2.1b| | 167 |
| Stop lamp not working |1.2.1b| | 167 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 164 |
| Offside Front coil spring broken |2.4.C.1a| | 162 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 161 |
| Rear brake application uneven | 158 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 157 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 156 |
| Offside Front Direction indicators incorrect colour |1.4.A.2f| | 151 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 151 |
| Rear brake binding | 150 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 146 |
| Nearside Front Headlamp insecure |1.7.3| | 142 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 140 |
| Front brake application uneven | 138 |
| Fuel system component leaking |7.2.3| | 131 |
| Battery insecure |1.9.1| | 129 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 125 |
| Centre Rear Stop lamp not working |1.2.1b| | 123 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 120 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 119 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 118 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 115 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 113 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 113 |
| Horn not working |1.6.2a| | 112 |
| Nearside Front constant velocity joint gaiter split |2.5.C.1a| | 107 |
| Nearside Front coil spring broken |2.4.C.1a| | 106 |
| Offside Front coil spring fractured |2.4.C.1a| | 105 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 103 |
| Centre Statutory seat belt missing |5.1.1| | 103 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 101 |
| Offside front brake binding |3.7.B.1| | 98 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 97 |
| Nearside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 95 |
| Nearside Side repeater not working |1.4.A.2c| | 92 |
| Exhaust emits an excessive level of metered smoke for a non-turbo charged engine |7.4.B.3b| | 91 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 91 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 90 |
| Nearside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 85 |
| Offside Rear fog lamp not working |1.3.2b| | 84 |
| Upper Stop lamp not working |1.2.1b| | 81 |
| Indicator switch faulty |1.4.A.1| | 79 |
| Offside Front constant velocity joint gaiter split |2.5.C.1a| | 78 |
| Exhaust has part of the system excessively deteriorated |7.1.1a| | 76 |
| Brake hydraulic reservoir fluid level below minimum level |3.6.G.1b| | 76 |
| Parking brake lever has no reserve travel |3.1.6b| | 74 |
| Nearside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 73 |
| Centre Upper Stop lamp not working |1.2.1b| | 73 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 72 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 70 |
| Offside Rear Trailing arm has excessive play in a pin/bush |2.4.G.2| | 70 |
| Rear Brake load sensing valve seized |3.6.E.3| | 68 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 67 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 66 |
| Offside Front Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 66 |
| Nearside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 66 |
| Centre Exhaust has part of the system excessively deteriorated |7.1.1a| | 65 |
| Offside Side repeater not working |1.4.A.2c| | 65 |
| Front Direction indicator incorrect colour |1.4.A.2f| | 65 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 63 |
| Hazard warning switch faulty |1.4.B.1d| | 62 |
| Offside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 62 |
| Nearside Front coil spring fractured |2.4.C.1a| | 62 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 59 |
| Rear Exhaust has a part missing |7.1.1a| | 59 |
| Offside Rear Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 56 |
| Nearside Front Sub-frame corroded and seriously weakened |2.4.G.1| | 56 |
| Nearside front brake binding |3.7.B.1| | 54 |
| Direction indicators not working |1.4.A.2c| | 54 |
| Nearside Front Front constant velocity joint gaiter split |2.5.C.1a| | 54 |
| Offside Front front brake binding |3.7.B.1| | 53 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 53 |
| Rear Stop lamp not working |1.2.1b| | 53 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 53 |
| Centre Front Statutory seat belt missing |5.1.1| | 53 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 52 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 52 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 52 |
| Parking brake lever has excessive side play in the pivot and may disengage |3.1.4a| | 52 |
| Front Sub-frame corroded and seriously weakened |2.4.G.1| | 52 |
| Offside Front coil spring incomplete |2.4.C.1a| | 52 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 51 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 51 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 50 |
| Spare wheel carrier insecure |6.4.2| | 50 |
| Brake hose damaged | 50 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 49 |
| Offside Front Brake hose excessively damaged |3.6.B.4d| | 49 |
| Centre Exhaust system not adequately supported |7.1.1| | 49 |
| 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| | 48 |
| Fuel system component insecure |7.2.1| | 48 |
| Front Direction indicators incorrect colour |1.4.A.2f| | 48 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 47 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 47 |
| Front position lamp|s| not working |1.1.A.3b| | 46 |
| Mechanical brake component has restricted free movement | 46 |
| Offside Rear Sub-frame rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 46 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 46 |