| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1133 |
| Brake pipe excessively corroded | 773 |
| Headlamp aim out of alignment | 484 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 203 |
| Brakes imbalanced across an axle | 153 |
| Registration plate lamp issues | 135 |
| Brake hose excessively deteriorated | 131 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 129 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 127 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 111 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 100 |
| Centre Stop lamp not working |1.2.1b| | 100 |
| Parking brake: efficiency below requirements |3.7.B.7| | 94 |
| Rear brake binding | 80 |
| Registration plate issues | 77 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 72 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 70 |
| Nearside Stop lamp not working |1.2.1b| | 70 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 69 |
| Rear Exhaust system not adequately supported |7.1.1| | 69 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 68 |
| Offside Stop lamp not working |1.2.1b| | 68 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 67 |
| Rear parking brake recording little or no effort | 66 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 63 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 61 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 60 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 58 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 57 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 51 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 50 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 49 |
| Rear Exhaust system insecure (6.1.2 (a)) | 48 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 48 |
| Windscreen washer not working | 48 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 47 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 46 |
| Anti-lock braking system warning lamp indicates an ABS fault | 44 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 44 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 44 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 42 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 40 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 39 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 37 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 37 |
| Windscreen wiper blade insecure | 36 |
| Offside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 35 |
| Nearside Front Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 33 |
| Parking brake lever has no reserve travel |3.1.6b| | 33 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 32 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 32 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 31 |
| Offside Rear Shock absorbers has a serious fluid leak | 30 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 29 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 29 |
| Front brake application uneven | 28 |
| Offside Rear Stop lamp not working |1.2.1b| | 28 |
| Upper Stop lamp not working |1.2.1b| | 27 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 27 |
| Nearside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 26 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 26 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 26 |
| Nearside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 25 |
| Offside Front Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 25 |
| Offside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 24 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 24 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 23 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 23 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 22 |
| Nearside Front Subframe mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 22 |
| Exhaust system not adequately supported |7.1.1| | 22 |
| Central Stop lamp not working |1.2.1b| | 21 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 21 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 21 |
| Nearside Rear Stop lamp not working |1.2.1b| | 21 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 20 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 20 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 20 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 20 |
| Offside front brake binding |3.7.B.1| | 20 |
| Nearside Rear Shock absorbers has a serious fluid leak | 20 |
| Windscreen has damage | 19 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 19 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 18 |
| Stop lamp not working |1.2.1b| | 18 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 18 |
| Offside Front Subframe mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 18 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 18 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 18 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 18 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 18 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 18 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 18 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 17 |
| Nearside front brake binding |3.7.B.1| | 17 |
| Offside Front Position lamp not working |4.2.1 |a|| | 16 |
| Centre Upper Stop lamp not working |1.2.1b| | 16 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 16 |
| Offside Front Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 16 |