| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 385 |
| Registration plate lamp issues | 317 |
| Brake pipe excessively corroded | 316 |
| Headlamp aim out of alignment | 305 |
| Brakes imbalanced across an axle | 88 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 78 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 78 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 78 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 77 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 72 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 69 |
| Parking brake: efficiency below requirements |3.7.B.7| | 64 |
| Rear brake disc in such a condition that it is seriously weakened | 62 |
| Parking brake lever has no reserve travel |3.1.6b| | 61 |
| Registration plate issues | 59 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 56 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 55 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 50 |
| Offside Stop lamp not working |1.2.1b| | 45 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 43 |
| Rear parking brake recording little or no effort | 40 |
| Rear brake binding | 40 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 37 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 34 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 34 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 34 |
| Nearside Stop lamp not working |1.2.1b| | 31 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 30 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 30 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 29 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 29 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 28 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 28 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 27 |
| Nearside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 27 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 26 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 25 |
| Front brake disc in such a condition that it is seriously weakened | 25 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 23 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 23 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 22 |
| Windscreen washer not working | 22 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 21 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 21 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 21 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 21 |
| Offside Rear Stop lamp not working |1.2.1b| | 21 |
| Offside Front Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 20 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 20 |
| Offside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 20 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 18 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 18 |
| Nearside Front Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 18 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 18 |
| Battery insecure |1.9.1| | 17 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 17 |
| Offside Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 16 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 16 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 15 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 15 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 15 |
| Offside Front Position lamp not working |4.2.1 |a|| | 15 |
| Emissions not tested (8.2.1.2 (d)) | 15 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 15 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 14 |
| Nearside Rear Stop lamp not working |1.2.1b| | 14 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 14 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 14 |
| Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 13 |
| Offside Rear Shock absorbers has a serious fluid leak | 13 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 12 |
| Offside Front Brake pipe leaking on a hydraulic braking system (1.1.11 (b) (ii)) | 12 |
| Service brake: efficiency below requirements |3.7.B.7| | 12 |
| Front brake excessively fluctuating | 12 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 12 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 12 |
| Nearside Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 12 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 11 |
| Offside Rear fog lamp not working |1.3.2b| | 11 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 11 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 11 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 10 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Offside Front Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 10 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 10 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 10 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Nearside Front Lower Suspension arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Windscreen has damage | 9 |
| Offside Front Suspension arm has excessive play in a pin/bush |2.4.G.2| | 8 |
| Rear brake application uneven | 8 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 8 |
| Nearside Front Suspension arm pin or bush excessively worn front bush (5.3.4 (a) (i)) | 8 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 8 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 8 |
| Offside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 8 |
| Front brake application uneven | 8 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 8 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 8 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 8 |
| Brake performance not tested (1.2.1 (g)) | 8 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 8 |
| Nearside Rear Shock absorbers has a serious fluid leak | 8 |
| Nearside Front Macpherson strut has excessive movement at the upper attachment |2.5.A.1c| | 8 |