| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 562 |
| Brake pipe excessively corroded | 478 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 386 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 337 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 240 |
| Windscreen wiper does not clear the windscreen effectively | 210 |
| Registration plate issues | 204 |
| Nearside Front coil spring broken |2.4.C.1a| | 203 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 191 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 173 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 166 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 148 |
| Offside Front coil spring broken |2.4.C.1a| | 140 |
| Brakes imbalanced across an axle | 117 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 105 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 85 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 84 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 80 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 80 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 78 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 76 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 75 |
| Offside Rear coil spring broken |2.4.C.1a| | 74 |
| Parking brake: efficiency below requirements |3.7.B.7| | 69 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 60 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 58 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 57 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 54 |
| Registration plate lamp issues | 53 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 48 |
| Nearside Rear coil spring broken |2.4.C.1a| | 47 |
| Windscreen washer not working | 43 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 41 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 40 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 38 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 37 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 35 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 35 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 33 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 31 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 31 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 30 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 29 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 28 |
| Front brake excessively fluctuating | 28 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 25 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 25 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 24 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 24 |
| Nearside Side repeater not working |1.4.A.2c| | 24 |
| Front brake disc in such a condition that it is seriously weakened | 21 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 21 |
| Front brake application uneven | 21 |
| Offside Front Lower Suspension arm ball joint excessively worn rear arm (5.3.4 (a) (i)) | 20 |
| Rear parking brake recording little or no effort | 19 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 19 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 18 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 18 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 17 |
| Nearside Rear Direction indicator incorrect colour |4.4.3 |a|| | 17 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 17 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 16 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 16 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 16 |