| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 161 |
| Brake pipe excessively corroded | 108 |
| Offside Front coil spring broken |2.4.C.1a| | 83 |
| Headlamp aim out of alignment | 80 |
| Nearside Front coil spring broken |2.4.C.1a| | 73 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 48 |
| Rear brake binding | 47 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 38 |
| Brakes imbalanced across an axle | 36 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 35 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 33 |
| Parking brake lever has no reserve travel |3.1.6b| | 29 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 28 |
| Registration plate lamp issues | 26 |
| Parking brake: efficiency below requirements |3.7.B.7| | 25 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 21 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 21 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 20 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 19 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 17 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 15 |
| Exhaust emits an excessive level of metered smoke |7.4.B.3a| | 15 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 15 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 13 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 12 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 11 |
| Offside Rear Shock absorbers has a serious fluid leak | 11 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Rear parking brake recording little or no effort | 11 |
| Registration plate issues | 11 |
| 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| | 10 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 10 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 10 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 9 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 9 |
| Offside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 9 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 9 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 9 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 8 |
| Nearside Rear Shock absorbers has a serious fluid leak | 8 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 8 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 8 |
| Nearside Front Macpherson strut has excessive movement in the upper support bearing assembly |2.5.B.1b| | 7 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 7 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 7 |
| Brake hose excessively deteriorated | 6 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| 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| | 6 |
| Rear Mechanical brake component has restricted free movement | 6 |
| Anti-lock braking system warning lamp indicates an ABS fault | 6 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Nearside Front Shock absorbers has a serious fluid leak | 6 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 5 |
| Nearside Front Upper Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 5 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 5 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 5 |
| Offside Front Shock absorbers has a serious fluid leak | 5 |
| Nearside Front coil spring fractured |2.4.C.1a| | 5 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 4 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Windscreen washer not working | 4 |
| Offside Front coil spring incomplete |2.4.C.1a| | 4 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 4 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Offside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 4 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 4 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 4 |
| Offside Front Upper Macpherson strut pin or bush excessively worn |5.3.4 |a| |i|| | 4 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 4 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 4 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 4 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 4 |
| Windscreen wiper blade insecure | 4 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 3 |
| Offside Front Upper Macpherson strut pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 3 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 3 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 3 |
| Offside Front coil spring fractured |2.4.C.1a| | 3 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| 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| | 3 |
| Nearside Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 3 |
| Bonnet primary retaining device ineffective (3.1 (c)) | 3 |
| Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 3 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 3 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 3 |
| 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| | 3 |
| Exhaust emissions exceed default limit of 1.5m-1 |8.2.2.2 |b|| | 3 |
| Offside Front Front suspension has a loose unit in the upper support bearing assembly |2.5.B.3b| | 3 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 3 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 3 |
| Offside Front Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 3 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 3 |
| Nearside Front Upper Macpherson strut pin or bush excessively worn |5.3.4 |a| |i|| | 3 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 3 |
| Brake pedal anti-slip provision missing |3.3.A.1b| | 3 |
| Offside Front Lower Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 3 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 3 |
| Rear brake application uneven | 3 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 3 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Nearside Front coil spring incomplete |2.4.C.1a| | 3 |
| Power steering malfunctioning (2.1.5 (a)) | 3 |