| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 959 |
| Windscreen wiper does not clear the windscreen effectively | 511 |
| Registration plate lamp issues | 434 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 399 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 398 |
| Offside Front coil spring broken |2.4.C.1a| | 246 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 203 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 199 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 196 |
| Nearside Front coil spring broken |2.4.C.1a| | 178 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 174 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 131 |
| Registration plate issues | 126 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 126 |
| Brakes imbalanced across an axle | 116 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 110 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 109 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 109 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 109 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 101 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 100 |
| Parking brake lever has no reserve travel |3.1.6b| | 99 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 99 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 96 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 95 |
| Offside Front Shock absorbers has a serious fluid leak | 95 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 94 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 93 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 91 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 88 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 86 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 85 |
| Nearside Stop lamp not working |1.2.1b| | 84 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 82 |
| Offside Stop lamp not working |1.2.1b| | 78 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 76 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 73 |
| Front brake disc in such a condition that it is seriously weakened | 72 |
| Windscreen washer not working | 70 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 69 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 68 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 65 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 65 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 64 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 64 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 60 |
| Horn not working (7.7 (a)) | 58 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 56 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 56 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 55 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 54 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 51 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 51 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 50 |
| Offside Rear Stop lamp not working |1.2.1b| | 49 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 48 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 47 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 46 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 46 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 46 |
| Horn not working |1.6.2a| | 45 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 44 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 41 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 41 |
| Nearside Rear Stop lamp not working |1.2.1b| | 40 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 40 |
| Offside Front Position lamp not working |4.2.1 |a|| | 39 |
| Windscreen has damage | 38 |
| Anti-lock braking system warning lamp indicates an ABS fault | 38 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 36 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 36 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 36 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 36 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 34 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 33 |
| 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| | 32 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 32 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 31 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 31 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 31 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 31 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 31 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 30 |
| Reversing lamp inoperative (4.6.1 (a)) | 30 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 29 |
| Brake pedal anti-slip provision missing |1.1.2 |c|| | 28 |
| Offside Rear Shock absorbers has a serious fluid leak | 28 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 28 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 27 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 27 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 27 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 27 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 27 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 26 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 26 |
| Power steering fluid level below minimum |2.3.1| | 25 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 24 |
| Parking brake: efficiency below requirements |3.7.B.7| | 24 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 24 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| 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| | 23 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 23 |
| Nearside Rear Shock absorbers has a serious fluid leak | 23 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 23 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 23 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 23 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 22 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 22 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 22 |