| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 3639 |
| Brake pipe excessively corroded | 3541 |
| Headlamp aim out of alignment | 2478 |
| Registration plate lamp issues | 1248 |
| Rear brake binding | 1015 |
| Brakes imbalanced across an axle | 808 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 760 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 693 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 687 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 644 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 557 |
| Parking brake: efficiency below requirements |3.7.B.7| | 486 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 401 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 391 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 355 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 347 |
| Parking brake lever has no reserve travel |3.1.6b| | 343 |
| Offside Stop lamp not working |1.2.1b| | 337 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 307 |
| Nearside Stop lamp not working |1.2.1b| | 303 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 299 |
| Rear parking brake recording little or no effort | 299 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 256 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 254 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 253 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 248 |
| Registration plate issues | 245 |
| Windscreen washer not working | 242 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 232 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 214 |
| Front brake disc in such a condition that it is seriously weakened | 207 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 203 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 197 |
| Nearside Rear Service brake excessively binding |1.2.1 |f|| | 192 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 189 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 186 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 183 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 178 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 167 |
| Offside Rear Shock absorbers has a serious fluid leak | 167 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 166 |
| Offside Front Position lamp not working |4.2.1 |a|| | 159 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 153 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 149 |
| Rear Mechanical brake component has restricted free movement | 147 |
| Offside Rear Stop lamp not working |1.2.1b| | 144 |
| Nearside Rear Stop lamp not working |1.2.1b| | 132 |
| Nearside Rear Shock absorbers has a serious fluid leak | 127 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 122 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 119 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 114 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 110 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 110 |
| Brake hose excessively deteriorated | 109 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 105 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 104 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 103 |
| Rear brake application uneven | 103 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 101 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 101 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 96 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 96 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 96 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 93 |
| Rear fog lamp not working |1.3.2b| | 85 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 85 |
| Offside Front coil spring broken |2.4.C.1a| | 83 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 83 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 80 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 79 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 78 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 78 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 74 |
| Nearside Front coil spring broken |2.4.C.1a| | 71 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 68 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 68 |
| Offside Front Coil spring fractured or broken |5.3.1 |b| |i|| | 67 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 67 |
| Anti-lock braking system warning lamp indicates an ABS fault | 63 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 62 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 61 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 60 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 60 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 58 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 58 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 57 |