| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1067 |
| Brake pipe excessively corroded | 925 |
| Headlamp aim out of alignment | 433 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 385 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 335 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 308 |
| Offside Front coil spring broken |2.4.C.1a| | 295 |
| Brakes imbalanced across an axle | 259 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 252 |
| Nearside Front coil spring broken |2.4.C.1a| | 238 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 230 |
| Rear brake binding | 227 |
| Registration plate lamp issues | 164 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 143 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 134 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 121 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 105 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 105 |
| Offside Rear Shock absorbers has a serious fluid leak | 104 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 91 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 89 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 88 |
| Nearside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 88 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 86 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 76 |
| Nearside Rear Shock absorbers has a serious fluid leak | 73 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 73 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 72 |
| Parking brake: efficiency below requirements |3.7.B.7| | 70 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 65 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 65 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 64 |
| Registration plate issues | 63 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 59 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 59 |
| Parking brake lever has no reserve travel |3.1.6b| | 58 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 54 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 54 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 54 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 53 |
| Windscreen washer not working | 52 |
| Brake hose excessively deteriorated | 49 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 48 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 45 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 43 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 40 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 38 |
| Rear parking brake recording little or no effort | 37 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 37 |
| Offside Front Shock absorbers has a serious fluid leak | 36 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 35 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 34 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 34 |
| Front brake disc in such a condition that it is seriously weakened | 33 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 30 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 30 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 28 |
| Rear Mechanical brake component has restricted free movement | 27 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 27 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 26 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 26 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 26 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 25 |
| Nearside Front Shock absorbers has a serious fluid leak | 23 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 23 |
| Windscreen wiper blade insecure | 23 |
| Offside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 23 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 23 |
| Emissions not tested (8.2.1.2 (d)) | 21 |
| Nearside Stop lamp not working |1.2.1b| | 20 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 19 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 19 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 19 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 18 |
| Rear brake application uneven | 18 |
| Exhaust emissions likely to be affected by an exhaust leak (8.2.1.1 (b)) | 17 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 17 |