| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 920 |
| Headlamp aim out of alignment | 685 |
| Brake pipe excessively corroded | 512 |
| Registration plate lamp issues | 417 |
| Brakes imbalanced across an axle | 272 |
| Rear brake binding | 201 |
| Anti-lock braking system warning lamp indicates an ABS fault | 181 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 180 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 171 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 141 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 140 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 134 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 132 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 130 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 129 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 103 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 83 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 83 |
| Windscreen washer not working | 81 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 75 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 74 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 71 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 69 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 69 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 67 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 62 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 60 |
| Registration plate issues | 58 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 57 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 55 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 54 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 50 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 49 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 48 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 48 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 48 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 46 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 45 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 45 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 45 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 44 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 44 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 43 |
| Offside Front Position lamp not working |4.2.1 |a|| | 43 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 42 |
| Front brake disc in such a condition that it is seriously weakened | 42 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 42 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 41 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 40 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 39 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 38 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 37 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 36 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 35 |
| Rear brake application uneven | 34 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 33 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 33 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 33 |
| Nearside Stop lamp not working |1.2.1b| | 33 |
| Offside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 32 |
| Offside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 32 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 32 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 32 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 31 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 31 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 30 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 30 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 30 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 28 |
| Offside Stop lamp not working |1.2.1b| | 28 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 28 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 27 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 27 |
| Nearside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 27 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 27 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 26 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 26 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 26 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 26 |
| Rear Mechanical brake component has restricted free movement | 25 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 25 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 24 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 24 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 24 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 23 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 23 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 22 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 22 |
| Nearside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 21 |
| Nearside Front Upper Macpherson strut pin or bush excessively worn (5.3.4 (a) (i)) | 21 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 20 |
| Offside Front Upper Macpherson strut pin or bush excessively worn (5.3.4 (a) (i)) | 20 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 20 |
| Nearside Rear Shock absorbers has a serious fluid leak | 19 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 19 |
| Front brake excessively fluctuating | 19 |
| Offside Rear Shock absorbers has a serious fluid leak | 18 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 18 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Emissions not tested (8.2.1.2 (d)) | 17 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Nearside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 16 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 16 |
| Offside Rear Stop lamp not working |1.2.1b| | 16 |
| Windscreen wiper blade insecure | 16 |
| Reversing lamp inoperative (4.6.1 (a)) | 16 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 16 |
| Battery insecure |1.9.1| | 15 |