| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 920 |
| Brake pipe excessively corroded | 866 |
| Registration plate issues | 552 |
| Windscreen wiper does not clear the windscreen effectively | 398 |
| Registration plate lamp issues | 371 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 305 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 277 |
| Parking brake: efficiency below requirements |3.7.B.7| | 232 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 230 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 209 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 207 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 206 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 201 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 186 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 182 |
| Parking brake lever has no reserve travel |3.1.6b| | 151 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 149 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 141 |
| Windscreen washer not working | 126 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 106 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 103 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 98 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 89 |
| Rear parking brake recording little or no effort | 86 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 81 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 80 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 74 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 73 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 69 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 65 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 61 |
| Brakes imbalanced across an axle | 60 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 58 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 57 |
| Offside Front Position lamp not working |4.2.1 |a|| | 56 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 53 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 52 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 51 |
| Front brake disc in such a condition that it is seriously weakened | 47 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 47 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 46 |
| Windscreen has damage | 43 |
| Nearside Rear Road wheel cracked |4.2.A.1a| | 42 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 41 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 40 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 39 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 39 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 37 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 35 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 34 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 34 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 33 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 33 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 32 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 32 |
| Nearside Rear Shock absorbers has a serious fluid leak | 31 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 30 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 30 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 30 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 29 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 29 |
| Brake fluid warning lamp illuminated |3.6.G.2| | 28 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 27 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 27 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 27 |
| Offside Rear Road wheel cracked |4.2.A.1a| | 27 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 26 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 25 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 25 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 25 |
| Nearside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 25 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 24 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 24 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 24 |
| Offside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 23 |
| Anti-lock braking system warning lamp indicates an ABS fault | 23 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 23 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 23 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 23 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 22 |