| Most common failures | No# failures |
|---|
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 135 |
| Windscreen wiper does not clear the windscreen effectively | 109 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 108 |
| Headlamp aim out of alignment | 74 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 64 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 58 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 51 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 45 |
| Registration plate lamp issues | 37 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 29 |
| Brakes imbalanced across an axle | 29 |
| Parking brake: efficiency below requirements |3.7.B.7| | 28 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 23 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 22 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 21 |
| Registration plate issues | 19 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 17 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 16 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 15 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 15 |
| Nearside Side repeater not working |1.4.A.2c| | 14 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 14 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 14 |
| Front brake excessively fluctuating | 11 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 10 |
| Nearside Side repeater has less than 50% of the light sources illuminating |1.4.A.2c| | 10 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 10 |
| Windscreen washer not working | 10 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 10 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 9 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 9 |
| Nearside Front Shock absorbers has a serious fluid leak | 8 |
| Rear parking brake recording little or no effort | 8 |
| Offside Side repeater has less than 50% of the light sources illuminating |1.4.A.2c| | 7 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 6 |
| Offside Front Position lamp not working |4.2.1 |a|| | 6 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 6 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 6 |
| Offside Front Service brake excessively binding |1.2.1 |f|| | 6 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 6 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 6 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 5 |
| Offside Side repeater not working |1.4.A.2c| | 5 |
| Nearside Front front brake binding |3.7.B.1| | 5 |
| Offside Side repeater with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 5 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 5 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 5 |
| Service brake: efficiency below requirements |3.7.B.7| | 5 |
| Horn not working (7.7 (a)) | 4 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Offside Rear Shock absorbers has a serious fluid leak | 4 |
| Offside Front front brake binding |3.7.B.1| | 4 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 4 |
| Nearside Side repeater with a multiple light source more than 1/2 not functioning (4.4.1 (a) (ii)) | 4 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 3 |
| Rear brake binding | 3 |
| Mechanical brake component has restricted free movement | 3 |
| Offside Front Shock absorbers has a serious fluid leak | 3 |
| Nearside Front Service brake lagging in operation (1.2.1 (d)) | 3 |
| Offside Rear Parking brake inoperative on one side |1.4.1 |a|| | 3 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 3 |
| Nearside Front Macpherson strut top bush or bearing has excessive wear or free play (5.3.4 (a) (i)) | 3 |
| Nearside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 3 |
| Nearside Front Side repeater not working |1.4.A.2c| | 3 |
| Offside Side repeater excessively deteriorated so that it is not visible from a reasonable distance |1.4.A.2e| | 3 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Offside Parking brake inoperative on one side |1.4.1 |a|| | 3 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |
| Battery insecure |1.9.1| | 3 |
| Offside Side repeater light intensity significantly reduced (4.4.3 (a)) | 3 |
| Fuel system component leaking fuel filter (6.1.3 (b) (i)) | 3 |
| Parking brake lever ratchet not holding correctly (1.1.6 (a)) | 3 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 3 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 3 |