| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 494 |
| Windscreen wiper does not clear the windscreen effectively | 366 |
| Headlamp aim out of alignment | 363 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 183 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 181 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 146 |
| Windscreen washer not working | 121 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 104 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 81 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 80 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 75 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 72 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 62 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 62 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 58 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 47 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 46 |
| Exhaust system insecure (6.1.2 (a)) | 45 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 45 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 44 |
| Brakes imbalanced across an axle | 42 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 40 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 39 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 38 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 38 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 36 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 35 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 35 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 33 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 32 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 32 |
| Registration plate issues | 31 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 31 |
| Offside Front Position lamp not working |4.2.1 |a|| | 31 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 31 |
| Rear Exhaust system insecure (6.1.2 (a)) | 30 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 29 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 29 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 27 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 26 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 26 |
| Offside Stop lamp not working |1.2.1b| | 26 |
| Nearside Stop lamp not working |1.2.1b| | 25 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 25 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Front brake disc in such a condition that it is seriously weakened | 24 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 24 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 23 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 23 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 23 |
| Nearside Rear Shock absorbers has a serious fluid leak | 22 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 22 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 21 |
| Parking brake: efficiency below requirements |3.7.B.7| | 21 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 21 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 20 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 20 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 20 |
| Anti-lock braking system warning lamp indicates an ABS fault | 19 |
| Nearside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 19 |
| Centre Stop lamp not working |1.2.1b| | 18 |
| Windscreen has damage | 17 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 17 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 17 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 17 |
| Nearside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 17 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 16 |
| Rear brake disc in such a condition that it is seriously weakened | 15 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 14 |
| Nearside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 14 |
| Central Stop lamp not working |1.2.1b| | 14 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 14 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 14 |
| Nearside Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 13 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 13 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 13 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 12 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 12 |
| Horn not working (7.7 (a)) | 12 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 12 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 12 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 12 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 12 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 12 |
| Nearside Front Outer Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 11 |
| Service brake: efficiency below requirements |3.7.B.7| | 11 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Central Exhaust system insecure (6.1.2 (a)) | 11 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 11 |
| Offside Rear fog lamp not working |1.3.2b| | 11 |
| Exhaust system not adequately supported |7.1.1| | 11 |
| Rear parking brake recording little or no effort | 11 |
| Nearside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 11 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 11 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 11 |
| Offside Rear Stop lamp not working |1.2.1b| | 11 |
| Offside Rear Shock absorbers has a serious fluid leak | 10 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 10 |
| Nearside Rear Stop lamp not working |1.2.1b| | 10 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 10 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 10 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 9 |
| Nearside Front Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 9 |
| Power steering fluid reservoir empty (2.1.5 (b) (ii)) | 9 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Nearside Front constant velocity joint gaiter deteriorated to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 9 |
| Power steering fluid level below minimum |2.3.1| | 8 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 8 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 8 |
| Hazard warning lamps inoperative (4.4.1 (e)) | 8 |
| Offside Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Offside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 8 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 8 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 8 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 8 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 8 |