| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 103 |
| Windscreen wiper does not clear the windscreen effectively | 102 |
| Brakes imbalanced across an axle | 28 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 24 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 24 |
| Registration plate issues | 22 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 13 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 10 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 10 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 10 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 9 |
| Nearside Rear Shock absorbers has a serious fluid leak | 8 |
| Anti-lock braking system warning lamp indicates an ABS fault | 8 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 8 |
| Offside Front Position lamp not working |4.2.1 |a|| | 8 |
| Parking brake: efficiency below requirements |3.7.B.7| | 7 |
| Brake pipe excessively corroded | 7 |
| Rear brake disc in such a condition that it is seriously weakened | 7 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 7 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 6 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 6 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 6 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 6 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 6 |
| Front brake disc in such a condition that it is seriously weakened | 5 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 4 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 4 |
| Front brake application uneven | 4 |
| Offside rear brake excessively fluctuating |3.7.B.3| | 4 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 4 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 4 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 4 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 4 |
| Brake pedal has insufficient reserve travel (1.1.2 (a)) | 4 |
| Rear Stop lamp not working |1.2.1b| | 3 |
| Brake pedal spongy |3.3.B.1b| | 3 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 3 |
| Nearside Rear brake caliper has restricted free movement |3.5.1k| | 3 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 3 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 3 |
| Registration plate lamp issues | 3 |
| Service brake: efficiency below requirements |3.7.B.7| | 3 |
| Nearside rear brake excessively fluctuating |3.7.B.3| | 3 |
| Battery insecure |1.9.1| | 3 |
| Front brake excessively fluctuating | 3 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 3 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 3 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 3 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 3 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 2 |
| Front Front position lamp|s| not working |1.1.A.3b| | 2 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 2 |
| Windscreen has damage | 2 |
| Offside Rear brake caliper has restricted free movement |3.5.1k| | 2 |
| Rear parking brake recording little or no effort | 2 |
| Offside Front Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 2 |
| Nearside Stop lamp not working |1.2.1b| | 2 |
| Offside Stop lamp not working |1.2.1b| | 2 |
| Nearside Front position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Offside Front position lamp|s| incorrect colour |1.1.A.3e| | 2 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 2 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 2 |
| Rear brake binding | 2 |
| Rear brake application uneven | 2 |
| Brake pedal creeps down while the pedal is held under pressure |3.3.B.1a| | 2 |
| rear parking |secondary| brakes imbalanced | 2 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 2 |
| Offside Front Anti-roll bar linkage insecure |2.4.G.1| | 2 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 2 |
| Offside Front Direction indicator not working |1.4.A.2c| | 2 |
| Windscreen washer not working | 2 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 2 |
| Offside Front Road wheel more than one fixing missing (5.2.1 (a) (ii)) | 2 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 2 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 2 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 2 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 2 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 2 |
| Offside Front Anti-roll bar fractured (5.3.3 (b) (ii)) | 2 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 2 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 2 |
| Offside Headlamp aim not tested (4.1.2 (b)) | 2 |
| Offside Headlamp light intensity severely reduced (4.1.4 (a)) | 2 |
| Nearside Rear Outer Prop shaft joint constant velocity boot no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 2 |
| Offside Rear Service brake lagging in operation (1.2.1 (d)) | 2 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 2 |
| Offside Front Shock absorbers has a serious fluid leak | 2 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 2 |
| Headlamp aim projected beam image is obviously incorrect both (4.1.2 (c)) | 2 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 2 |