| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 86 |
| Headlamp aim out of alignment | 58 |
| Brake pipe excessively corroded | 50 |
| Registration plate issues | 21 |
| Rear brake disc in such a condition that it is seriously weakened | 20 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 18 |
| Brakes imbalanced across an axle | 18 |
| Parking brake lever has no reserve travel |3.1.6b| | 16 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 12 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 12 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 12 |
| Parking brake: efficiency below requirements |3.7.B.7| | 12 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 11 |
| Registration plate lamp issues | 11 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 10 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 10 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 10 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Rear brake binding | 10 |
| Offside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 10 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Offside Rear Shock absorbers has a serious fluid leak | 9 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 9 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 9 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 8 |
| Offside Rear Lower Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 8 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 8 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 7 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Rear Shock absorbers has a serious fluid leak | 7 |
| Front brake disc in such a condition that it is seriously weakened | 7 |
| Windscreen washer not working | 7 |
| Nearside Rear Lower Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 6 |
| Nearside Rear Suspension arm corroded and seriously weakened (5.3.3 (b) (i)) | 6 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Front brake excessively fluctuating | 6 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 6 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Parking brake lever has excessive movement indicating incorrect adjustment |1.1.6 |c|| | 5 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 5 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 5 |
| Rear brake application uneven | 5 |
| Nearside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Nearside Stop lamp not working |1.2.1b| | 4 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 4 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 4 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 4 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Windscreen wiper blade insecure | 4 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 4 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 4 |
| Offside Front Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 4 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 4 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 4 |
| Rear Sub-frame corroded and seriously weakened (5.3.3 (b) (i)) | 4 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 4 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 4 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 4 |
| Offside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 4 |
| Nearside Front Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 4 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 4 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Nearside Rear Stop lamp not working |1.2.1b| | 3 |
| Anti-lock braking system warning lamp indicates an ABS fault | 3 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 3 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Offside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 3 |
| Offside Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 3 |
| Nearside Rear Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 3 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 3 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 3 |
| Nearside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Offside Rear Trailing arm rubber bush bonding deteriorated resulting in excessive movement |2.4.G.2| | 3 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 3 |
| Nearside Headlamp aim projected beam image is obviously incorrect |4.1.2 |c|| | 3 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 3 |
| Offside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 3 |
| Rear Mechanical brake component has restricted free movement | 3 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 3 |
| Exhaust emissions test not completed because smoke levels are significantly in excess of the specified limit values (8.2.2.2 (f)) | 3 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength outer sill (5.3.6 (a) (i)) | 2 |
| Nearside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 2 |
| Offside Headlamp lens seriously defective (4.1.1 (b) (ii)) | 2 |
| Offside Rear Outer Suspension component mounting prescribed area excessively corroded significantly reducing structural strength sill (5.3.6 (a) (i)) | 2 |
| Central Stop lamp not working |1.2.1b| | 2 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 2 |
| Nearside Parking brake inoperative on one side |1.4.1 |a|| | 2 |
| Exhaust emissions exceed default limit of 1.5m-1 (8.2.2.2 (b)) | 2 |
| Headlamp aim not tested (4.1.2 (b)) | 2 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Front Lower Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 2 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 2 |
| Nearside Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 2 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Front Lower Suspension arm ball joint likely to become detached (5.3.4 (a) (ii)) | 2 |
| Nearside Front Road wheel more than one fixing loose (5.2.1 (a) (ii)) | 2 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Windscreen has damage | 2 |
| Nearside Front Headlamp aim unable to be tested (4.1.2 (b)) | 2 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 2 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 2 |
| Offside Front Suspension component ball joint excessively worn (5.3.4 (a) (i)) | 2 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 2 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Headlamp aim not tested (4.1.2 (b)) | 2 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front coil spring broken |2.4.C.1a| | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| rear parking |secondary| brakes imbalanced | 2 |
| Offside Rear Lower Seat belt anchorage prescribed area strength or continuity significantly reduced outer sill holed (7.1.1 (a) (i)) | 2 |
| Offside Rear Lower Seat belt anchorage prescribed area strength or continuity significantly reduced inner sill holed (7.1.1 (a) (i)) | 2 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 2 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 2 |
| rear brake excessively fluctuating |3.7.B.3| | 2 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Battery insecure and likely to cause a short circuit (4.13 (a) (ii)) | 2 |
| Nearside Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 2 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Offside Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 2 |
| Offside Front Drivers door cannot be opened from inside the vehicle (6.2.3 (a)) | 2 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Headlamp light intensity severely reduced |4.1.4 |a|| | 2 |
| Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 2 |
| Offside Rear fog lamp adversely affected by the operation of another lamp |1.3.2f| | 2 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Offside Front Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Offside Front Lower Suspension arm pin or bush excessively worn front bush (5.3.4 (a) (i)) | 2 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 2 |