| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 257 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 172 |
| Headlamp aim out of alignment | 170 |
| Registration plate lamp issues | 159 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 115 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 102 |
| Parking brake: efficiency below requirements |3.7.B.7| | 98 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 93 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 92 |
| Registration plate issues | 85 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 82 |
| Rear parking brake recording little or no effort | 80 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 50 |
| Parking brake lever has no reserve travel |3.1.6b| | 40 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 37 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 34 |
| Nearside Stop lamp not working |1.2.1b| | 31 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 26 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 26 |
| Offside Stop lamp not working |1.2.1b| | 25 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 25 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 24 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 23 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 22 |
| Centre Stop lamp not working |1.2.1b| | 20 |
| Anti-lock braking system warning lamp indicates an ABS fault | 20 |
| Battery insecure |1.9.1| | 20 |
| Brake pipe excessively corroded | 20 |
| Rear brake disc in such a condition that it is seriously weakened | 19 |
| Offside Rear Stop lamp not working |1.2.1b| | 19 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 19 |
| Emissions not tested |7.0| | 17 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 17 |
| Brakes imbalanced across an axle | 16 |
| Rear brake binding | 16 |
| Nearside Rear Stop lamp not working |1.2.1b| | 15 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 14 |
| Windscreen has damage | 14 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 14 |
| Front brake disc in such a condition that it is seriously weakened | 14 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 13 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 12 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 11 |
| Windscreen wiper blade insecure | 10 |
| Offside front brake binding |3.7.B.1| | 10 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 9 |
| Offside Rear fog lamp not working |1.3.2b| | 9 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 9 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 9 |
| Offside Rear Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 8 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 8 |
| Windscreen washer not working | 8 |
| Offside Front front brake binding |3.7.B.1| | 8 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 8 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 8 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 8 |
| Rear fog lamp not working |1.3.2b| | 7 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Rear fog lamp tell tale not working |1.3.1b| | 7 |
| Service brake: efficiency below requirements |3.7.B.7| | 7 |
| Power steering fluid level below minimum |2.3.1| | 7 |
| Stop lamp not working |1.2.1b| | 7 |
| 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| | 7 |
| Offside Windscreen wiper blade deteriorated |8.2.2| | 7 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 7 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 7 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 6 |
| Centre Rear Stop lamp not working |1.2.1b| | 6 |
| Offside Rear Wheel nut|s| missing |4.2.A.1e| | 6 |
| 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| | 6 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 6 |
| Nearside front brake binding |3.7.B.1| | 6 |
| Nearside Windscreen wiper blade deteriorated |8.2.2| | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 6 |
| Nearside Rear Shock absorbers has a serious fluid leak | 6 |
| Rear fog lamp missing |1.3.2a| | 5 |
| Nearside Front Wheel nut|s| missing |4.2.A.1e| | 5 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 5 |
| Rear Mechanical brake component has restricted free movement | 5 |
| Offside Headlamp not working on main beam |1.7.5a| | 5 |
| 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| | 5 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 5 |
| Offside Obligatory mirror seriously deteriorated, affecting the rear view |8.1.2a| | 5 |
| Nearside Rear brake disc excessively pitted |3.5.1h| | 5 |
| Exhaust system not adequately supported |7.1.1| | 5 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 5 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 5 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 5 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 5 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 5 |