| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 365 |
| Brake pipe excessively corroded | 328 |
| Windscreen wiper does not clear the windscreen effectively | 136 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 127 |
| Registration plate issues | 83 |
| Registration plate lamp issues | 82 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 38 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 35 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 33 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 29 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 27 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 23 |
| Parking brake: efficiency below requirements |3.7.B.7| | 23 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 23 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 22 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 22 |
| Brakes imbalanced across an axle | 21 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 20 |
| Anti-lock braking system warning lamp indicates an ABS fault | 20 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 20 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 20 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 19 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 19 |
| Nearside Rear coil spring broken |2.4.C.1a| | 19 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 18 |
| Offside Rear Exhaust system not adequately supported |7.1.1| | 18 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 18 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 17 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 16 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Exhaust system not adequately supported |7.1.1| | 16 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 16 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 15 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 15 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 14 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 14 |
| Rear parking brake recording little or no effort | 13 |
| Rear Exhaust system not adequately supported |7.1.1| | 13 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 13 |
| Brake hose excessively deteriorated | 12 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 12 |
| Offside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 11 |
| Windscreen has damage | 11 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 11 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 10 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 10 |
| Nearside Front Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 10 |
| Windscreen washer not working | 10 |
| Offside Rear coil spring broken |2.4.C.1a| | 10 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 10 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 10 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 10 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 10 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 9 |
| Offside Side repeater not working |1.4.A.2c| | 9 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 9 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 9 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 9 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 8 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 8 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 8 |
| Nearside Side repeater not working |1.4.A.2c| | 8 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 7 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 7 |
| Nearside Rear Exhaust system not adequately supported |7.1.1| | 7 |
| Nearside Rear Wheel bolt|s| missing |4.2.A.1e| | 7 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 7 |
| Rear Exhaust system insecure (6.1.2 (a)) | 7 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Offside Front Shock absorbers has negligible damping effect (5.3.2 (d)) | 7 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 7 |