| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2309 |
| Windscreen wiper does not clear the windscreen effectively | 1605 |
| Registration plate lamp issues | 1313 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 626 |
| Brakes imbalanced across an axle | 616 |
| Front brake disc in such a condition that it is seriously weakened | 406 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 341 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 340 |
| Registration plate issues | 297 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 272 |
| Brake pipe excessively corroded | 250 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 241 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 238 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 235 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 231 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 220 |
| Nearside Stop lamp not working |1.2.1b| | 212 |
| Offside Stop lamp not working |1.2.1b| | 210 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 190 |
| Front Exhaust system not adequately supported |7.1.1| | 170 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 164 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 154 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 140 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 136 |
| Parking brake: efficiency below requirements |3.7.B.7| | 129 |
| Offside Front coil spring broken |2.4.C.1a| | 124 |
| Offside Front brake disc excessively pitted |3.5.1h| | 124 |
| Windscreen has damage | 109 |
| Service brake: efficiency below requirements |3.7.B.7| | 107 |
| Emissions not tested |7.0| | 106 |
| Rear brake binding | 105 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 105 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 103 |
| Brake hose excessively deteriorated | 103 |
| Offside Rear Shock absorbers has a serious fluid leak | 102 |
| Battery insecure |1.9.1| | 101 |
| Nearside Rear Stop lamp not working |1.2.1b| | 99 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 96 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 91 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 89 |
| Rear parking brake recording little or no effort | 88 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 86 |
| Windscreen washer not working | 86 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 85 |
| Offside Rear Stop lamp not working |1.2.1b| | 84 |
| Rear brake application uneven | 84 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 81 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 80 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 79 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 78 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 77 |
| Exhaust system not adequately supported |7.1.1| | 77 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 76 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 75 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 75 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 73 |
| 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| | 71 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 70 |
| Parking brake lever has no reserve travel |3.1.6b| | 69 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 68 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 66 |
| Front brake excessively fluctuating | 66 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 65 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 65 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 63 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 63 |
| Brake servo vacuum pipe split |3.6.C.1b| | 62 |
| Offside Rear fog lamp not working |1.3.2b| | 60 |
| Front brake application uneven | 59 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 59 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 58 |
| Nearside Rear Shock absorbers has a serious fluid leak | 55 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 55 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 54 |
| Horn not working |1.6.2a| | 54 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 54 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 54 |
| Front brake disc excessively pitted |3.5.1h| | 53 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 53 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 52 |
| 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| | 52 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 52 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 51 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 51 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 51 |
| Offside Front Position lamp not working |4.2.1 |a|| | 49 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 48 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 48 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 47 |
| Brake load sensing valve linkage seized |3.6.E.3| | 47 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 45 |
| Windscreen wiper blade insecure | 45 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 45 |
| Emissions not tested (8.2.1.2 (d)) | 45 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 43 |
| Nearside Front coil spring broken |2.4.C.1a| | 43 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 42 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 42 |
| Emissions not tested |7.3.A.1| | 41 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 40 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 39 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 39 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 37 |
| Brake load sensing valve seized |3.6.E.3| | 36 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 36 |
| Centre Exhaust system not adequately supported |7.1.1| | 35 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 35 |