| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 113 |
| Brake pipe excessively corroded | 113 |
| Headlamp aim out of alignment | 81 |
| Offside Front coil spring broken |2.4.C.1a| | 62 |
| Nearside Front coil spring broken |2.4.C.1a| | 55 |
| Registration plate lamp issues | 27 |
| Offside Front coil spring incomplete |2.4.C.1a| | 24 |
| Parking brake: efficiency below requirements |3.7.B.7| | 24 |
| Brakes imbalanced across an axle | 23 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 20 |
| Offside Front coil spring fractured |2.4.C.1a| | 19 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 18 |
| Brake hose excessively deteriorated | 17 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 14 |
| Rear brake binding | 14 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 14 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 12 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 12 |
| Registration plate issues | 12 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 8 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 8 |
| 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| | 7 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 7 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Nearside Front coil spring fractured |2.4.C.1a| | 7 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 7 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Windscreen washer not working | 6 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| Rear parking brake recording little or no effort | 6 |
| Nearside Stop lamp not working |1.2.1b| | 6 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Stop lamp not working |1.2.1b| | 6 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Windscreen has damage | 5 |
| Parking brake lever has no reserve travel |3.1.6b| | 5 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Battery insecure |1.9.1| | 5 |
| Fuel system component leaking |7.2.3| | 5 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Rear Stop lamp not working |1.2.1b| | 4 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 4 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Windscreen wiper blade insecure | 4 |
| Offside Headlamp insecure |1.7.3| | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 4 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 4 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 4 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 4 |
| Bonnet cannot be secured in the closed position |8.4.1| | 3 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Nearside Front Lower Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| 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| | 3 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 3 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 3 |
| Offside Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Headlamp insecure |1.7.3| | 3 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Front brake application uneven | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 3 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 3 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 3 |
| Nearside Rear Valve stem seriously damaged |4.1.D.1e| | 3 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Offside Rear coil spring broken |2.4.C.1a| | 3 |
| Offside Front Position lamp not working |4.2.1 |a|| | 3 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 3 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 3 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 3 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 3 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 2 |
| Exhaust emissions exceed manufacturers specified limit 0.5 (8.2.2.2 (a)) | 2 |
| Nearside Front Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 2 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Front coil spring broken |2.4.C.1a| | 2 |
| Offside Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 2 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Exhaust emits excessive smoke or vapour of any colour |7.4.B.4| | 2 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 2 |
| Nearside Front Steering linkage ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 2 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 2 |
| Rear Exhaust system insecure (6.1.2 (a)) | 2 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 2 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 2 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 2 |
| Nearside Front Position lamp not working |4.2.1 |a| |ii|| | 2 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 2 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen |3.5 |a|| | 2 |
| Rear brake application uneven | 2 |
| Offside Rear Shock absorbers has a serious fluid leak | 2 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Service brake: efficiency below requirements |3.7.B.7| | 2 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Front Brake hose leaking |3.6.A.1| | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 2 |
| Nearside Front coil spring cracked |2.4.C.1a| | 2 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 2 |
| Front brake excessively fluctuating | 2 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 2 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 2 |