| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 2117 |
| Windscreen wiper does not clear the windscreen effectively | 1825 |
| Headlamp aim out of alignment | 1723 |
| Brake pipe excessively corroded | 862 |
| Offside Stop lamp not working |1.2.1b| | 593 |
| Horn not working |1.6.2a| | 538 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 476 |
| Brakes imbalanced across an axle | 457 |
| Nearside Stop lamp not working |1.2.1b| | 446 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 444 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 387 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 326 |
| Front brake disc in such a condition that it is seriously weakened | 303 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 285 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 247 |
| Service brake: efficiency below requirements |3.7.B.7| | 228 |
| Windscreen washer not working | 218 |
| Offside Rear Stop lamp not working |1.2.1b| | 212 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 207 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 202 |
| Registration plate issues | 196 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 176 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 174 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 173 |
| Centre Exhaust system not adequately supported |7.1.1| | 167 |
| Nearside Rear Stop lamp not working |1.2.1b| | 166 |
| Offside Front coil spring broken |2.4.C.1a| | 162 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 157 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 150 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 141 |
| Horn not working (7.7 (a)) | 136 |
| Brake load sensing valve seized |3.6.E.3| | 129 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 128 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 123 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 120 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 117 |
| Exhaust system not adequately supported |7.1.1| | 113 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 113 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 113 |
| Horn not working (7.7 (a) (ii)) | 105 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 103 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 103 |
| Brake hose excessively deteriorated | 103 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 97 |
| Battery insecure |1.9.1| | 92 |
| Nearside Front coil spring broken |2.4.C.1a| | 91 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 89 |
| Offside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 89 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 88 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 88 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 87 |
| Windscreen has damage | 87 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 86 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 85 |
| Parking brake: efficiency below requirements |3.7.B.7| | 82 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 81 |
| Brake load sensing valve linkage seized |3.6.E.3| | 81 |
| Horn not working |7.7 |a| |ii|| | 79 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 79 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 77 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 72 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 72 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 72 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 70 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 69 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 69 |
| Offside Front Side repeater incorrect colour |1.4.A.2f| | 69 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 67 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 65 |
| Nearside Side repeater incorrect colour (4.4.3 (a)) | 65 |
| Brake load sensing valve linkage defective and function impaired |3.6.E.3| | 65 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 64 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 64 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 64 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 64 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 64 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 63 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 63 |
| Power steering component|s| leaking |2.3.3b| | 61 |
| Rear Exhaust system not adequately supported |7.1.1| | 59 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 58 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 58 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 56 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 56 |
| Nearside Front Side repeater incorrect colour |1.4.A.2f| | 56 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 55 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 54 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 53 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 53 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 53 |
| Offside Front coil spring fractured |2.4.C.1a| | 51 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 51 |
| Rear parking brake recording little or no effort | 50 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 50 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 50 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 49 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 49 |
| Nearside Side repeater not working |1.4.A.2c| | 49 |
| Rear brake application uneven | 47 |
| Offside Side repeater not working |1.4.A.2c| | 47 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 47 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 47 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 46 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 46 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 46 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 44 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 43 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 43 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 42 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 42 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 42 |
| Rear Brake load sensing valve linkage seized |3.6.E.3| | 41 |
| Windscreen wiper blade insecure | 41 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 41 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 40 |
| Indicator switch faulty |1.4.A.1| | 40 |
| Centre Rear Seat belt retracting mechanism defective |5.2.5b| | 40 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 40 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 40 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 39 |
| Rear Brake load sensing valve seized |3.6.E.3| | 39 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 39 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 38 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 38 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 38 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 38 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 37 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 37 |
| Offside Rear fog lamp not working |1.3.2b| | 36 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 36 |
| Front brake application uneven | 36 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 36 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 36 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 36 |