| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1528 |
| Headlamp aim out of alignment | 940 |
| Brake pipe excessively corroded | 500 |
| Registration plate lamp issues | 276 |
| Front brake disc in such a condition that it is seriously weakened | 253 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 233 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 228 |
| Brakes imbalanced across an axle | 158 |
| Centre Stop lamp not working |1.2.1b| | 116 |
| Registration plate issues | 100 |
| Offside Front brake disc excessively pitted |3.5.1h| | 98 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 98 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 86 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 81 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 81 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 81 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 80 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 80 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 79 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 76 |
| Anti-lock braking system warning lamp indicates an ABS fault | 76 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 75 |
| Offside Stop lamp not working |1.2.1b| | 72 |
| Offside front brake binding |3.7.B.1| | 66 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 64 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 61 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 61 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 60 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 60 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 59 |
| Parking brake: efficiency below requirements |3.7.B.7| | 59 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 58 |
| Nearside Stop lamp not working |1.2.1b| | 58 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 57 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 57 |
| Front brake disc excessively pitted |3.5.1h| | 53 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 51 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 50 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 44 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 43 |
| Windscreen wiper blade insecure | 43 |
| Nearside front brake binding |3.7.B.1| | 43 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 40 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 39 |
| Rear parking brake recording little or no effort | 39 |
| Mechanical brake component has restricted free movement | 37 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 37 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 36 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 35 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 34 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 34 |
| Nearside Rear Stop lamp not working |1.2.1b| | 34 |
| Front brake application uneven | 33 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 33 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 33 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 32 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 31 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 30 |
| Offside Rear Stop lamp not working |1.2.1b| | 30 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 28 |
| Offside Front front brake binding |3.7.B.1| | 28 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 27 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 27 |
| Centre Rear Stop lamp not working |1.2.1b| | 27 |
| Front brake excessively fluctuating | 27 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 26 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 26 |
| Parking brake lever has no reserve travel |3.1.6b| | 25 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 25 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 25 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 25 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 24 |
| Electronic power steering warning lamp indicates a system malfunction (2.6 (a)) | 24 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 23 |
| Central Stop lamp not working |1.2.1b| | 23 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 23 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 23 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 23 |
| Stop lamp not working |1.2.1b| | 22 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 22 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 21 |
| Nearside Front front brake binding |3.7.B.1| | 20 |
| Rear Exhaust system not adequately supported |7.1.1| | 20 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 19 |
| Windscreen has damage | 19 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 19 |
| Exhaust system not adequately supported |7.1.1| | 19 |
| Rear Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 19 |
| Offside Front Position lamp not working |4.2.1 |a|| | 19 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 19 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 19 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 18 |
| Emissions not tested |7.3.A.1| | 18 |
| Windscreen washer not working | 18 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 18 |