| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1574 |
| Brake pipe excessively corroded | 1302 |
| Registration plate lamp issues | 993 |
| Headlamp aim out of alignment | 818 |
| Brakes imbalanced across an axle | 233 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 148 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 147 |
| Registration plate issues | 144 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 132 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 126 |
| Windscreen washer not working | 106 |
| Front brake disc in such a condition that it is seriously weakened | 94 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 88 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 76 |
| Nearside Side repeater not working |1.4.A.2c| | 61 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 59 |
| Front brake application uneven | 55 |
| Offside Side repeater not working |1.4.A.2c| | 53 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 50 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 46 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 45 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 43 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 43 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 42 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 42 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 42 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 42 |
| Offside Front Position lamp not working |4.2.1 |a|| | 37 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 37 |
| Brake hose excessively deteriorated | 37 |
| Nearside Stop lamp not working |1.2.1b| | 37 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 36 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 35 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 35 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 34 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 34 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 33 |
| Offside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 32 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 31 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 31 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 31 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 31 |
| Offside Stop lamp not working |1.2.1b| | 30 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 28 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 28 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 28 |
| Nearside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 27 |
| Anti-lock braking system warning lamp indicates an ABS fault | 27 |
| Battery insecure |1.9.1| | 27 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 27 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 26 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 26 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 25 |
| Windscreen has damage | 25 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 25 |
| Offside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 24 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 24 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 24 |
| Windscreen wiper blade insecure | 24 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 23 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 23 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 22 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 22 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 22 |
| Front brake excessively fluctuating | 21 |