| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1802 |
| Headlamp aim out of alignment | 1359 |
| Registration plate lamp issues | 994 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 410 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 403 |
| Anti-lock braking system warning lamp indicates an ABS fault | 363 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 287 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 266 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 238 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 215 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 214 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 211 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 192 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 181 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 173 |
| Rear brake binding | 171 |
| Registration plate issues | 168 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 167 |
| Parking brake: efficiency below requirements |3.7.B.7| | 165 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 162 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 147 |
| Brakes imbalanced across an axle | 139 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 129 |
| Rear brake disc in such a condition that it is seriously weakened | 118 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 115 |
| Rear parking brake recording little or no effort | 105 |
| Offside Front Position lamp not working |4.2.1 |a|| | 101 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 98 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 96 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 94 |
| Windscreen washer not working | 94 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 93 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 92 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 91 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 90 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 88 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 85 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 85 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 83 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 81 |
| Nearside Stop lamp not working |1.2.1b| | 79 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 77 |
| Offside Stop lamp not working |1.2.1b| | 73 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 72 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 71 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 71 |
| Parking brake lever has no reserve travel |3.1.6b| | 68 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 67 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 66 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 65 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 63 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 62 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 62 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 61 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 60 |
| Battery insecure |1.9.1| | 60 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 57 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 56 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 50 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 50 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 50 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 50 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 49 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 48 |
| Offside Front Upper Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 46 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 46 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 46 |
| Rear Mechanical brake component has restricted free movement | 46 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 45 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 45 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 44 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 44 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 44 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 44 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 42 |
| Windscreen has damage | 42 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 41 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 41 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 40 |
| Front brake disc in such a condition that it is seriously weakened | 40 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 39 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 39 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 38 |
| Emissions not tested (8.2.1.2 (d)) | 37 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 37 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 37 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 36 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 36 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 35 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 34 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 32 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 32 |
| Nearside Rear Stop lamp not working |1.2.1b| | 32 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 32 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 32 |
| Nearside Front Upper Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 32 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 32 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 31 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 31 |