| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 167 |
| Rear brake binding | 84 |
| Registration plate lamp issues | 81 |
| Brakes imbalanced across an axle | 73 |
| Registration plate issues | 71 |
| Windscreen wiper does not clear the windscreen effectively | 64 |
| Parking brake: efficiency below requirements |3.7.B.7| | 64 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 50 |
| Nearside Rear coil spring broken |2.4.C.1a| | 47 |
| Offside Rear coil spring broken |2.4.C.1a| | 43 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 41 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 35 |
| Rear parking brake recording little or no effort | 27 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 27 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 26 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 26 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 26 |
| Nearside Rear coil spring fractured |2.4.C.1a| | 24 |
| Centre Stop lamp not working |1.2.1b| | 23 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 23 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 22 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 22 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 19 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 18 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 17 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 17 |
| Offside Rear coil spring fractured |2.4.C.1a| | 16 |
| Front brake application uneven | 16 |
| Front brake excessively fluctuating | 15 |
| Battery insecure |1.9.1| | 14 |
| Rear Mechanical brake component has restricted free movement | 14 |
| Steering system has excessive free play detected at the steering wheel |steering rack fitted| |2.2.A.1b| | 14 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 14 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Offside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 14 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 13 |
| Windscreen washer not working | 13 |
| Nearside Front coil spring broken |2.4.C.1a| | 13 |
| Front brake disc in such a condition that it is seriously weakened | 12 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 12 |
| Nearside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 11 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 11 |
| Offside Front coil spring broken |2.4.C.1a| | 10 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 10 |
| Offside Stop lamp not working |1.2.1b| | 10 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 10 |
| Offside Steering arm has relative movement at its fixings |2.2.B.1h| | 10 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 9 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 9 |
| Nearside Stop lamp not working |1.2.1b| | 9 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Stop lamp remains on when the brakes are released | 9 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 8 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 8 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 8 |
| Nearside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 8 |
| Nearside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 7 |
| Offside Front Steering arm has relative movement at its fixings |2.2.B.1h| | 7 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 7 |
| Offside Rear Stop lamp not working |1.2.1b| | 7 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 7 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 7 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 7 |
| Exhaust emissions exceed level of metered smoke for a turbo charged engine (8.2.2.2 (b)) | 7 |
| Nearside Front Ball joint has excessive play |2.2.B.1f| | 7 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour |8.2.2.2 |d|| | 7 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 6 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Nearside Ball joint has excessive play |2.2.B.1f| | 6 |
| Brake pipe excessively corroded | 6 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 6 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 6 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 6 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 6 |
| Exhaust emissions exceed manufacturer`s specified limit |8.2.2.2 |a|| | 6 |
| Nearside Front Wheel bolt|s| missing |4.2.A.1e| | 6 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 5 |
| Exhaust particulate filter missing where one was fitted as standard |7.1.3| | 5 |
| Offside Side repeater incorrect colour (4.4.3 (a)) | 5 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 5 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 5 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Offside Front Upper Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 5 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 5 |
| Emissions not tested |7.0| | 5 |
| Offside Front Position lamp not working |4.2.1 |a|| | 5 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Nearside Rear Stop lamp not working |1.2.1b| | 5 |
| Nearside Front Drag link end ball joint has excessive play |2.2.B.1f| | 5 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 5 |
| Offside Front Ball joint has excessive play |2.2.B.1f| | 5 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 5 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 5 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Rear brake disc in such a condition that it is seriously weakened | 5 |
| Offside Ball joint has excessive play |2.2.B.1f| | 4 |
| Offside Steering rack gaiter split |2.2.D.2d| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Offside Inner Track rod end ball joint has excessive play |2.2.B.1f| | 4 |
| Upper Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Power steering component leaking (2.1.5 (a)) | 4 |
| Nearside Steering arm has relative movement at its fixings |2.2.B.1h| | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 4 |
| Horn not working (7.7 (a)) | 4 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 4 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Stop lamp not working |1.2.1b| | 4 |
| Battery insecure and likely to fall from carrier (4.13 (a) (ii)) | 4 |
| Anti-lock braking system warning lamp indicates an ABS fault | 4 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 4 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |