| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 42 |
| Windscreen wiper does not clear the windscreen effectively | 17 |
| Registration plate issues | 13 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 5 |
| Windscreen washer not working | 3 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 2 |
| Brakes imbalanced across an axle | 2 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 2 |
| Brake hose excessively deteriorated | 2 |
| Front Headlamp cleaning device for LED or HID headlamp inoperative Both. |4.1.6 |a| |ii|| | 1 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 1 |
| Offside Front Shock absorbers has a serious fluid leak | 1 |
| Stop lamp|s| remains on when the brakes are released |4.3.2 |a| |iii|| | 1 |
| Nearside Stop lamp|s| remains on when the brakes are released |4.3.2 |a| |iii|| | 1 |
| Offside Front Road wheel fixings not compatible 1 x wheel nut missing (5.2.2 (d)) | 1 |
| Nearside Front Obligatory mirror insecure (3.3 (b) (ii)) | 1 |
| Headlamp cleaning device for LED or HID headlamp inoperative |4.1.6 |a| |ii|| | 1 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Anti-lock braking system warning lamp indicates an ABS fault | 1 |
| Nearside Rear Brake cable damaged (1.1.15 (a)) | 1 |
| Fuel cap/sealing device ineffective (6.1.3 (b) (i)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Brake performance not tested park brake lever failure |3.7.A.1| | 1 |
| Rear Service brake excessively binding (1.2.1 (f)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake cable damaged (1.1.15 (a)) | 1 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 1 |
| Nearside Rear Seat belt not functioning as intended belt jammed. (7.1.2 (c)) | 1 |
| Offside Rear Seat belt not functioning as intended belt jammed. (7.1.2 (c)) | 1 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar vehicle fitted with a standard silencer in average condition |8.1.1 |a|| | 1 |
| Nearside Rear Shock absorbers has a serious fluid leak | 1 |
| Front Windscreen wiper not working Both (3.4 (a)) | 1 |
| Nearside Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 1 |
| Position lamp switch does not illuminate the front and rear position lamps with a single operation |1.1.A.2| | 1 |