| Most common failures | No# failures |
|---|
| Brake pipe excessively corroded | 932 |
| Windscreen wiper does not clear the windscreen effectively | 789 |
| Headlamp aim out of alignment | 437 |
| Registration plate lamp issues | 258 |
| Brakes imbalanced across an axle | 152 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 101 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 98 |
| Registration plate issues | 74 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 57 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 55 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 54 |
| Front brake disc in such a condition that it is seriously weakened | 53 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 50 |
| Windscreen washer not working | 45 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 40 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 34 |
| Offside Rear wheel bearing rough when rotated |2.6.1| | 32 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 31 |
| Windscreen wiper blade insecure | 30 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 29 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 28 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 28 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 27 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 27 |
| Nearside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 25 |
| Offside Front Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 24 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 24 |
| Front brake application uneven | 24 |
| Brake hose excessively deteriorated | 24 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 23 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 23 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 22 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 22 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 20 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 20 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 20 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 20 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 19 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 19 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 19 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 19 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 18 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 18 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Nearside Rear Rear wheel bearing rough when rotated |2.6.1| | 18 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 17 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 17 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 17 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 17 |
| Fuel tank leaking |7.2.3| | 16 |
| Offside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 16 |
| Nearside Stop lamp not working |1.2.1b| | 16 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 16 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 16 |
| Anti-lock braking system warning lamp indicates an ABS fault | 16 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Nearside Front Road wheel bead rim badly distorted |4.2.A.1a| | 15 |
| Offside Rear Rear wheel bearing rough when rotated |2.6.1| | 14 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 14 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 14 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 14 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 14 |
| 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| | 14 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 13 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 13 |
| Offside Front Position lamp not working |4.2.1 |a|| | 13 |
| Battery insecure |1.9.1| | 13 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 13 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 13 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 12 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 12 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 12 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 12 |
| Offside Front Track rod end ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.2.C.1c| | 12 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle |6.2.3 |a|| | 12 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 12 |
| 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| | 11 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 11 |
| Offside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 11 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 11 |
| Rear brake binding | 11 |
| Emissions not tested (8.2.1.2 (d)) | 11 |
| Offside Stop lamp not working |1.2.1b| | 11 |
| Nearside Headlamp insecure |1.7.3| | 11 |
| Nearside Side repeater not working |1.4.A.2c| | 11 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 11 |