| Most common failures | No# failures |
|---|
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 333 |
| Registration plate issues | 278 |
| Windscreen wiper does not clear the windscreen effectively | 278 |
| Headlamp aim out of alignment | 150 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 148 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 94 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 77 |
| Windscreen washer not working | 75 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 59 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 57 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 50 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 47 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 44 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 41 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 40 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 39 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 37 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 36 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 35 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 35 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 33 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 33 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 31 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 22 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 21 |
| Brakes imbalanced across an axle | 20 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 16 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 15 |
| Registration plate lamp issues | 14 |
| Offside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 14 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 14 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 13 |
| Nearside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 12 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 11 |
| Nearside Front Lower Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 11 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 10 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 9 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 8 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 8 |
| Rear fog lamp missing (4.5.1 (a) (ii)) | 7 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 7 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 7 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 7 |
| Nearside Front Lower Suspension arm ball joint excessively worn rear arm (5.3.4 (a) (i)) | 7 |
| Offside Rear Parking (secondary brake) on a single line braking system has inadequate effort at a wheel (1.3.1 (a) (i)) | 7 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 7 |