| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 992 |
| Headlamp aim out of alignment | 659 |
| Registration plate lamp issues | 625 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 454 |
| Registration plate issues | 408 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 353 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 350 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 346 |
| Parking brake: efficiency below requirements |3.7.B.7| | 340 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 339 |
| Rear parking brake recording little or no effort | 265 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 255 |
| Parking brake lever has no reserve travel |3.1.6b| | 187 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 162 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 109 |
| Rear brake binding | 108 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 96 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 84 |
| Anti-lock braking system warning lamp indicates an ABS fault | 82 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 82 |
| Nearside Stop lamp not working |1.2.1b| | 81 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 80 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 75 |
| Brakes imbalanced across an axle | 74 |
| Front brake disc in such a condition that it is seriously weakened | 73 |
| Offside Stop lamp not working |1.2.1b| | 72 |
| Centre Stop lamp not working |1.2.1b| | 71 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 67 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 65 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 59 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 58 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 58 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 57 |
| Rear brake disc in such a condition that it is seriously weakened | 56 |
| Windscreen has damage | 53 |
| Battery insecure |1.9.1| | 53 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 50 |
| Nearside front brake binding |3.7.B.1| | 50 |
| Nearside Rear Stop lamp not working |1.2.1b| | 46 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 45 |
| Brake pipe excessively corroded | 43 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 43 |
| Bonnet cannot be secured in the closed position |8.4.1| | 42 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 40 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 40 |
| Windscreen wiper blade insecure | 39 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 38 |
| Offside Rear Stop lamp not working |1.2.1b| | 35 |
| Emissions not tested |7.0| | 35 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 35 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 35 |
| Offside front brake binding |3.7.B.1| | 33 |
| Service brake: efficiency below requirements |3.7.C.1a| | 33 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 32 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 30 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 30 |
| Front brake application uneven | 28 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 28 |
| Nearside Front front brake binding |3.7.B.1| | 28 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 27 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 27 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 27 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 26 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 26 |
| Mechanical brake component has restricted free movement | 25 |
| Electronic stability control warning lamp indicates a fault |7.12 |e|| | 24 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 23 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 23 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 22 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 21 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 21 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 21 |
| Centre Rear Stop lamp not working |1.2.1b| | 20 |
| Offside Rear fog lamp not working |1.3.2b| | 19 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 19 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 19 |
| Rear Mechanical brake component has restricted free movement | 19 |
| Nearside Rear Shock absorbers has a serious fluid leak | 19 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 19 |
| Front position lamp|s| not working |1.1.A.3b| | 18 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 18 |
| Offside Front Position lamp not working |4.2.1 |a|| | 18 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 18 |
| Nearside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 17 |
| Offside Front Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 17 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 17 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 17 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 17 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 17 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 16 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 16 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 16 |
| Service brake: efficiency below requirements |3.7.B.7| | 16 |
| Offside Front front brake binding |3.7.B.1| | 16 |
| Windscreen washer not working | 16 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 16 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 16 |