| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 570 |
| Brake pipe excessively corroded | 363 |
| Headlamp aim out of alignment | 348 |
| Registration plate lamp issues | 159 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 141 |
| Brakes imbalanced across an axle | 95 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 94 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 49 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 47 |
| Registration plate issues | 45 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 44 |
| Rear brake binding | 44 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 42 |
| Parking brake: efficiency below requirements |3.7.B.7| | 39 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 32 |
| Windscreen washer not working | 32 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 31 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 31 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Rear parking brake recording little or no effort | 27 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 26 |
| Anti-lock braking system warning lamp indicates an ABS fault | 26 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 25 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 25 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 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 |
| Front brake application uneven | 22 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 22 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 20 |
| Rear brake application uneven | 20 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 19 |
| Front brake disc in such a condition that it is seriously weakened | 19 |
| Windscreen wiper blade insecure | 19 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 18 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 18 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 17 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 17 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 17 |
| Battery insecure |1.9.1| | 17 |
| Rear Sub-frame corroded and seriously weakened |2.4.G.1| | 17 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 16 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 16 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 16 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 15 |
| Rear Sub-frame corroded and seriously weakened |5.3.3 |b| |i|| | 14 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 14 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 14 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 14 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 13 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 13 |
| Nearside Stop lamp not working |1.2.1b| | 13 |
| Parking brake lever has no reserve travel |3.1.6b| | 12 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 12 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 12 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 12 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 12 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 12 |
| Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 11 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 11 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 11 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 11 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 11 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Offside Stop lamp not working |1.2.1b| | 10 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 10 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 9 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 9 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 9 |
| Nearside Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 9 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Stop lamp not working |1.2.1b| | 9 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 9 |
| Front brake excessively fluctuating | 9 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 9 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 8 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 8 |
| Nearside Outer Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 8 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Offside Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 8 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 8 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 8 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |