| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 127 |
| Headlamp aim out of alignment | 120 |
| Windscreen wiper does not clear the windscreen effectively | 54 |
| Parking brake: efficiency below requirements |3.7.B.7| | 48 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 47 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 38 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 36 |
| Rear Exhaust system not adequately supported |7.1.1| | 24 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 22 |
| Offside Stop lamp not working |1.2.1b| | 22 |
| Registration plate issues | 21 |
| Brakes imbalanced across an axle | 20 |
| Nearside Stop lamp not working |1.2.1b| | 20 |
| Centre Stop lamp not working |1.2.1b| | 15 |
| Front brake disc in such a condition that it is seriously weakened | 12 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 12 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 11 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 11 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 9 |
| Anti-lock braking system warning lamp indicates an ABS fault | 9 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 8 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 8 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 8 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 7 |
| Offside Rear Stop lamp not working |1.2.1b| | 7 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 7 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 7 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Nearside Rear Stop lamp not working |1.2.1b| | 6 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Rear brake binding | 6 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 6 |
| Front brake excessively fluctuating | 6 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 6 |
| Offside Side repeater not working |1.4.A.2c| | 6 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 5 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 5 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 5 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 5 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 5 |
| Rear parking brake recording little or no effort | 5 |
| Nearside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 5 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 5 |
| Nearside Front Shock absorbers has a serious fluid leak | 5 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Front brake application uneven | 5 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 5 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 4 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 4 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 4 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 4 |
| Offside Front coil spring broken |2.4.C.1a| | 4 |
| Offside Obligatory mirror seriously damaged, affecting the rear view |8.1.2a| | 4 |
| Service brake: efficiency below requirements |3.7.B.7| | 4 |
| Windscreen has damage | 4 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 4 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded outer sill |2.4.A.3| | 4 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 4 |
| Headlamp cleaning device inoperative |1.7.2| | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 4 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 4 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Offside Front brake disc excessively pitted |3.5.1h| | 4 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 4 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 4 |
| Nearside Front Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 3 |
| Windscreen wiper blade insecure | 3 |
| Offside Rear Shock absorbers has a serious fluid leak | 3 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 3 |
| Offside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 3 |
| Rear brake disc in such a condition that it is seriously weakened | 3 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Centre Rear Stop lamp not working |1.2.1b| | 3 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Offside Front Shock absorbers has a serious fluid leak | 3 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 3 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 3 |
| Front Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 3 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Nearside Headlamp not working on main beam |1.7.5a| | 3 |
| Nearside Front brake disc excessively pitted |3.5.1h| | 3 |
| Battery insecure |1.9.1| | 3 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 3 |
| Nearside Side repeater not working |1.4.A.2c| | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Brake hose excessively deteriorated | 3 |