| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 644 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 557 |
| Brake pipe excessively corroded | 543 |
| Windscreen wiper does not clear the windscreen effectively | 465 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 275 |
| Registration plate lamp issues | 174 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 167 |
| Anti-lock braking system warning lamp indicates an ABS fault | 152 |
| Parking brake: efficiency below requirements |3.7.B.7| | 121 |
| Registration plate issues | 106 |
| Rear parking brake recording little or no effort | 101 |
| Front brake disc in such a condition that it is seriously weakened | 99 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 75 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 72 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 68 |
| Brakes imbalanced across an axle | 66 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 66 |
| Offside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 66 |
| Nearside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 66 |
| Windscreen washer not working | 61 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 56 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 55 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 55 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 53 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 50 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 50 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 50 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 48 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 48 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 46 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 45 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 44 |
| Brake hose excessively deteriorated | 42 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 42 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 35 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 35 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 35 |
| Offside Rear Lower Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 34 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 33 |
| Nearside Rear Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 33 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 33 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 33 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 32 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 32 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 31 |
| Offside Rear Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 31 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 30 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 30 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 29 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 29 |
| Nearside Rear Lower Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 29 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 29 |
| Nearside Stop lamp not working |1.2.1b| | 28 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 28 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 27 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 27 |
| Offside Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 27 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 27 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 26 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 26 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 25 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 24 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 24 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 24 |
| Rear brake disc in such a condition that it is seriously weakened | 23 |
| Nearside Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 23 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 23 |
| Bonnet cannot be secured in the closed position (3.1 (b) (i)) | 22 |
| Offside Front Seat belt anchorage prescribed area strength or continuity significantly reduced (7.1.1 (a) (i)) | 22 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 21 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 21 |
| Nearside Rear Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 21 |
| Offside Rear Tie bar/rod has excessive play in a pin/bush |2.4.G.2| | 21 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 21 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 21 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 21 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 21 |
| Parking brake lever has no reserve travel |3.1.6b| | 20 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 20 |
| Offside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 20 |
| Emissions not tested (8.2.1.2 (d)) | 20 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 20 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 19 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 19 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 19 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 18 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 18 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 18 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 18 |
| Brake performance not tested (1.2.1 (g)) | 17 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 17 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 17 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 16 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 16 |
| Offside Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 16 |
| Nearside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 15 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 15 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 15 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 15 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 15 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 15 |
| Offside Stop lamp not working |1.2.1b| | 14 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 14 |
| Rear brake binding | 14 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 14 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 14 |
| Offside Outer Seat belt anchorage prescribed area strength or continuity significantly reduced sill (7.1.1 (a) (i)) | 14 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 14 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 14 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 14 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 14 |
| Offside Seat belt anchorage prescribed area strength or continuity significantly reduced sill (7.1.1 (a) (i)) | 14 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 13 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 13 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 13 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 13 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 13 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 13 |