| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 1094 |
| Windscreen wiper does not clear the windscreen effectively | 831 |
| Headlamp aim out of alignment | 797 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 344 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 302 |
| Registration plate issues | 198 |
| Anti-lock braking system warning lamp indicates an ABS fault | 164 |
| Offside Rear fog lamp not working |1.3.2b| | 152 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 140 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 126 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 125 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 122 |
| Parking brake: efficiency below requirements |3.7.B.7| | 118 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 108 |
| Rear parking brake recording little or no effort | 106 |
| Offside Stop lamp not working |1.2.1b| | 102 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 101 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 100 |
| Nearside Stop lamp not working |1.2.1b| | 94 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 81 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 79 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 78 |
| Brake hose excessively deteriorated | 78 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 76 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 76 |
| Rear fog lamp not working |1.3.2b| | 70 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 68 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 67 |
| Nearside Front Shock absorbers has a serious fluid leak | 63 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 63 |
| Windscreen washer not working | 61 |
| Battery insecure |1.9.1| | 58 |
| Front brake disc in such a condition that it is seriously weakened | 56 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 50 |
| Offside Front Position lamp not working |4.2.1 |a|| | 48 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 46 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 45 |
| Offside Front Shock absorbers has a serious fluid leak | 44 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 44 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 43 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 42 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 41 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 40 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 40 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 37 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 37 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 37 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 36 |
| Offside Rear Stop lamp not working |1.2.1b| | 35 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 34 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 34 |
| Nearside Rear Stop lamp not working |1.2.1b| | 33 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 33 |
| Parking brake lever has no reserve travel |3.1.6b| | 33 |
| Exhaust emits excessive smoke or vapour likely to obscure the vision of other road users (8.2.2.2 (c)) | 32 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 31 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 30 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 28 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 28 |
| Windscreen has damage | 28 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 27 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 26 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 25 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 25 |
| Rear brake disc in such a condition that it is seriously weakened | 25 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 24 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 23 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 23 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Brakes imbalanced across an axle | 22 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 22 |
| Rear brake binding | 21 |
| Brake pipe excessively corroded | 21 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 20 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 19 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 19 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 19 |
| Front position lamp|s| not working |1.1.A.3b| | 18 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 18 |
| Nearside 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)) | 18 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 18 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 18 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 18 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| 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)) | 17 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 17 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 17 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 17 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 17 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 17 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 16 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 16 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 16 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 16 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 16 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 16 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 16 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Rear fog lamp tell tale not working |1.3.1b| | 16 |