| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 339 |
| Headlamp aim out of alignment | 160 |
| Brake pipe excessively corroded | 159 |
| Centre Stop lamp not working |1.2.1b| | 41 |
| Brakes imbalanced across an axle | 38 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 33 |
| Registration plate lamp issues | 30 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 30 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 29 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 23 |
| Brake hose excessively deteriorated | 22 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Offside Stop lamp not working |1.2.1b| | 21 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 18 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 16 |
| Nearside Stop lamp not working |1.2.1b| | 15 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 15 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 14 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 14 |
| Registration plate issues | 13 |
| Rear parking brake recording little or no effort | 13 |
| Parking brake: efficiency below requirements |3.7.B.7| | 13 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Front brake application uneven | 12 |
| Central Stop lamp not working |1.2.1b| | 12 |
| Rear Exhaust system insecure (6.1.2 (a)) | 12 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 11 |
| Windscreen wiper blade insecure | 11 |
| Rear brake binding | 11 |
| Stop lamp not working |1.2.1b| | 11 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 10 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 10 |
| Windscreen washer not working | 10 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 9 |
| Rear Exhaust system not adequately supported |7.1.1| | 9 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 9 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Nearside Rear Stop lamp not working |1.2.1b| | 8 |
| Offside Rear Shock absorbers has a serious fluid leak | 8 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 8 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 8 |
| Offside Front front brake binding |3.7.B.1| | 7 |
| Nearside front brake binding |3.7.B.1| | 7 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Offside Front Position lamp not working |4.2.1 |a|| | 6 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 6 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 6 |
| Centre Rear Stop lamp not working |1.2.1b| | 6 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 6 |
| Rear fog lamp not working |1.3.2b| | 6 |
| Offside Rear Stop lamp not working |1.2.1b| | 6 |
| Offside front brake binding |3.7.B.1| | 6 |
| Nearside Front front brake binding |3.7.B.1| | 6 |
| Rear Exhaust system insecure |6.1.2 |a|| | 6 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 6 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Offside Rear coil spring broken |2.4.C.1a| | 5 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 5 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 5 |
| Centre Upper Stop lamp not working |1.2.1b| | 5 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 5 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Nearside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 5 |
| Nearside Rear Shock absorbers has a serious fluid leak | 5 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 5 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 5 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 5 |
| Mechanical brake component has restricted free movement | 5 |
| Nearside Rear Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 4 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 4 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 4 |
| Horn not working |1.6.2a| | 4 |
| Parking brake lever has no reserve travel |3.1.6b| | 4 |
| Offside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 4 |
| Central Stop lamp|s| not working |4.3.1 |a| |ii|| | 4 |
| Offside Rear Valve stem seriously damaged |5.2.3 |j|| | 4 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 4 |
| Exhaust system insecure (6.1.2 (a)) | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Offside Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Windscreen has damage | 4 |
| Offside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 4 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 4 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 4 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 4 |