| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 344 |
| Headlamp aim out of alignment | 327 |
| Windscreen wiper does not clear the windscreen effectively | 317 |
| Parking brake: efficiency below requirements |3.7.B.7| | 103 |
| Anti-lock braking system warning lamp indicates an ABS fault | 101 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 94 |
| Rear parking brake recording little or no effort | 77 |
| Brake hose excessively deteriorated | 70 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 66 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 65 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 59 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 48 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 45 |
| Parking brake lever has no reserve travel |3.1.6b| | 42 |
| Nearside Stop lamp not working |1.2.1b| | 34 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 33 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 32 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 31 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 30 |
| Registration plate issues | 29 |
| Offside Stop lamp not working |1.2.1b| | 28 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 28 |
| Battery insecure |1.9.1| | 27 |
| Rear brake disc in such a condition that it is seriously weakened | 24 |
| Offside Rear fog lamp not working |1.3.2b| | 23 |
| Brake pipe excessively corroded | 22 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Brakes imbalanced across an axle | 21 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 20 |
| Front brake disc in such a condition that it is seriously weakened | 19 |
| Rear brake binding | 19 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 19 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 18 |
| Rear fog lamp not working |1.3.2b| | 17 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 17 |
| Windscreen washer not working | 17 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Centre Stop lamp not working |1.2.1b| | 17 |
| Nearside Rear Stop lamp not working |1.2.1b| | 17 |
| Nearside Front Shock absorbers has a serious fluid leak | 16 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 16 |
| Offside Front Position lamp not working |4.2.1 |a|| | 16 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 16 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 15 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Offside Front Shock absorbers has a serious fluid leak | 14 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 14 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 14 |
| Offside Rear Stop lamp not working |1.2.1b| | 14 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 13 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 13 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 13 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 13 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 13 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 13 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 13 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 12 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 11 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 10 |
| Horn not working |1.6.2a| | 10 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 10 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 10 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 9 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Service brake: efficiency below requirements |3.7.B.7| | 9 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 9 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 9 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 9 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 9 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 9 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 8 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 8 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Offside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 8 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 7 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 7 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 7 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 7 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 7 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 7 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 7 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 6 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 6 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Offside Obligatory mirror insecure |8.1.1| | 6 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 6 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 6 |
| Nearside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 6 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 6 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 6 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 6 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 6 |
| Offside front brake binding |3.7.B.1| | 6 |
| Centre Rear Stop lamp not working |1.2.1b| | 6 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 6 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |