| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 2214 |
| Headlamp aim out of alignment | 1317 |
| Brake pipe excessively corroded | 1115 |
| Registration plate lamp issues | 879 |
| Nearside Stop lamp not working |1.2.1b| | 589 |
| Offside Stop lamp not working |1.2.1b| | 491 |
| Rear Exhaust system not adequately supported |7.1.1| | 295 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 288 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 287 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 285 |
| Exhaust system not adequately supported |7.1.1| | 283 |
| Brakes imbalanced across an axle | 273 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 233 |
| Rear brake binding | 216 |
| Rear parking brake recording little or no effort | 208 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 199 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 199 |
| Registration plate issues | 188 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 183 |
| Offside Rear Stop lamp not working |1.2.1b| | 169 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 160 |
| Nearside Rear Stop lamp not working |1.2.1b| | 159 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 148 |
| Parking brake: efficiency below requirements |3.7.B.7| | 129 |
| Parking brake lever has no reserve travel |3.1.6b| | 129 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 122 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 116 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 108 |
| Offside Rear fog lamp not working |1.3.2b| | 97 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 93 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 87 |
| Centre Exhaust system not adequately supported |7.1.1| | 83 |
| Front brake disc in such a condition that it is seriously weakened | 80 |
| Rear fog lamp not working |1.3.2b| | 80 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 77 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 76 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 75 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 73 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 72 |
| Horn not working |1.6.2a| | 72 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 71 |
| Windscreen has damage | 70 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 70 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 66 |
| Brake hose excessively deteriorated | 64 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 61 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 60 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 57 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 54 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 54 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 53 |
| Rear brake application uneven | 53 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 50 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 49 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 48 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 46 |
| Windscreen wiper blade insecure | 46 |
| Emissions not tested (8.2.1.2 (d)) | 45 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 45 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 43 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 43 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 42 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 40 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 40 |
| Windscreen washer not working | 38 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 37 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 36 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 36 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 36 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 35 |
| Nearside Headlamp insecure |1.7.3| | 34 |
| Offside Rear position lamp|s| incorrect colour |1.1.A.3e| | 34 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 33 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 33 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 33 |
| Stop lamp not working |1.2.1b| | 32 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 32 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 32 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 32 |
| Nearside Rear position lamp|s| incorrect colour |1.1.A.3e| | 32 |
| Front brake application uneven | 31 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 31 |
| Exhaust system insecure (6.1.2 (a)) | 31 |
| Offside Headlamp insecure |1.7.3| | 31 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 30 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 30 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 30 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 30 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 30 |