| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 626 |
| Windscreen wiper does not clear the windscreen effectively | 283 |
| Brake hose excessively deteriorated | 187 |
| Registration plate issues | 185 |
| Registration plate lamp issues | 115 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 85 |
| Anti-lock braking system warning lamp indicates an ABS fault | 65 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 55 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 48 |
| Offside Stop lamp not working |1.2.1b| | 45 |
| Nearside Stop lamp not working |1.2.1b| | 44 |
| Offside Rear Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 42 |
| Nearside Rear Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 41 |
| Windscreen washer not working | 38 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 37 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 32 |
| Brake pipe excessively corroded | 31 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 29 |
| Offside Rear Stop lamp not working |1.2.1b| | 28 |
| Parking brake: efficiency below requirements |3.7.B.7| | 28 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 25 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 25 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 25 |
| Rear brake disc in such a condition that it is seriously weakened | 24 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 23 |
| 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)) | 23 |
| Offside Rear Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 22 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 21 |
| 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)) | 21 |
| Offside Headlamp not working on main beam |1.7.5a| | 20 |
| Rear parking brake recording little or no effort | 19 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 19 |
| Nearside Rear Suspension rod ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 19 |
| Offside Rear Suspension rod ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 18 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 18 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Nearside Rear Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 18 |
| Nearside Rear Stop lamp not working |1.2.1b| | 17 |
| Brakes imbalanced across an axle | 17 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 17 |
| Offside Front Direction indicator not working |1.4.A.2c| | 17 |
| Nearside Rear Tie bar/rod ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 15 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 15 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 15 |
| Nearside Rear Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 15 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 15 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 14 |
| Offside Rear Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 14 |
| Nearside Rear Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 13 |
| Offside Rear Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 13 |
| Offside Rear Tie bar/rod ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 13 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 13 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 13 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 13 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 13 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 12 |
| Offside Rear Upper Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 12 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 11 |
| Brake hose has insufficient room to move | 11 |
| Offside Side repeater not working |1.4.A.2c| | 11 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 11 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 11 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 11 |
| Nearside Rear 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)) | 11 |
| Offside Rear 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)) | 11 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Nearside 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)) | 11 |
| Offside 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)) | 11 |
| Brake hose damaged | 10 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 10 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Nearside Rear Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Offside Rear Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 9 |
| Nearside Rear Inner Tie bar/rod ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 9 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 9 |
| Rear brake binding | 9 |
| Offside Rear Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 9 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 9 |
| Nearside Headlamp insecure |1.7.3| | 9 |
| Offside Headlamp insecure |1.7.3| | 9 |
| Offside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 9 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 9 |