| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 295 |
| Windscreen wiper does not clear the windscreen effectively | 289 |
| Parking brake: efficiency below requirements |3.7.B.7| | 215 |
| Rear parking brake recording little or no effort | 188 |
| Headlamp aim out of alignment | 157 |
| Brake pipe excessively corroded | 100 |
| Rear fog lamp not working |1.3.2b| | 96 |
| Offside Stop lamp not working |1.2.1b| | 90 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 86 |
| Offside Rear fog lamp not working |1.3.2b| | 84 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 74 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 74 |
| Registration plate issues | 72 |
| Nearside Stop lamp not working |1.2.1b| | 57 |
| Parking brake lever has no reserve travel |3.1.6b| | 53 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 51 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 49 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 47 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 44 |
| Centre Stop lamp not working |1.2.1b| | 36 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 36 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 35 |
| Nearside Rear Stop lamp not working |1.2.1b| | 35 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 35 |
| Nearside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 34 |
| Offside Rear Stop lamp not working |1.2.1b| | 28 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 27 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 26 |
| 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| | 26 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 25 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 24 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 24 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 23 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 23 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 23 |
| 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 |
| Rear fog lamp missing |1.3.2a| | 22 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 22 |
| Brakes imbalanced across an axle | 22 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 21 |
| 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| | 20 |
| Battery insecure |1.9.1| | 19 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 19 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 19 |
| Offside Rear fog lamp missing |1.3.2a| | 18 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 17 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 17 |
| Rear brake binding | 17 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 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| | 16 |
| Rear fog lamp switch missing |1.3.1a| | 16 |
| Rear fog lamp not working |4.5.1 |a| |ii|| | 14 |
| Nearside Rear Shock absorbers has a serious fluid leak | 13 |
| Parking brake efficiency less than 50% of the required value |1.4.2 |a| |ii|| | 13 |
| Rear fog lamp tell tale not working |1.3.1b| | 13 |
| Rear fog lamp insecure |1.3.2a| | 12 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Windscreen washer not working | 12 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 12 |
| Rear fog lamp tell tale missing |1.3.1b| | 12 |
| Offside Front Position lamp not working |4.2.1 |a|| | 12 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 12 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 12 |
| Rear brake disc in such a condition that it is seriously weakened | 12 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 12 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 11 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 11 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 11 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Nearside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 11 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 11 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 10 |
| Nearside Headlamp not working on main beam |1.7.5a| | 10 |
| Stop lamp not working |1.2.1b| | 10 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Nearside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 10 |
| Windscreen wiper blade insecure | 10 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 10 |
| Offside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 10 |
| Offside Front Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 10 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 9 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 9 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Rear Rear fog lamp not working |1.3.2b| | 9 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits |8.2.1.2 |c|| | 9 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Nearside front brake binding |3.7.B.1| | 8 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 8 |
| Front brake disc in such a condition that it is seriously weakened | 8 |
| Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 8 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds default limits |8.2.1.2 |b|| | 8 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 8 |
| Nearside Headlamp has a product on the lens so that the light output is severely reduced |1.7.5a| | 8 |
| Offside passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 8 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Anti-lock braking system warning lamp indicates an ABS fault | 7 |
| Offside Rear Rear fog lamp not working |4.5.1 |a| |ii|| | 7 |
| Brake hose excessively deteriorated | 7 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 7 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 7 |
| Centre Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 7 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 7 |
| Offside Rear Other passenger door cannot be opened from outside the vehicle |6.2.3 |a|| | 7 |
| Offside Rear Other passenger door cannot be opened from outside the vehicle (6.2.3 (a)) | 7 |
| Centre Rear Stop lamp not working |1.2.1b| | 7 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 6 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Offside Rear Seat belt locking mechanism does not secure or release |5.2.5a| | 6 |
| Offside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Central Stop lamp not working |1.2.1b| | 6 |
| Service brake: efficiency below requirements |3.7.B.7| | 6 |
| Exhaust carbon monoxide content at idle exceeds default limits (8.2.1.2 (b)) | 6 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Steering rack insecure |2.2.B.1a| | 6 |
| Front brake excessively fluctuating | 6 |
| Offside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Nearside Front Anti-roll bar ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 6 |
| Offside Rear Shock absorbers has a serious fluid leak | 6 |
| Rear fog lamp obviously incorrectly positioned |1.3.2a| | 5 |
| Horn not working |1.6.2a| | 5 |
| Nearside Front front brake binding |3.7.B.1| | 5 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 5 |
| Nearside passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 5 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 5 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 5 |
| Oil leaking excessively from engine (8.4.1 (a) (i)) | 5 |
| Nearside Front Lower Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Nearside Front Anti-roll bar ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 5 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 5 |
| Nearside Front All position lamps not working |1.1.A.3b| | 5 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 5 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 5 |
| Offside Rear fog lamp insecure |1.3.2a| | 5 |
| Offside Rear Trailing arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 5 |
| Nearside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 5 |
| Offside Front Headlamp has a product on the lens so that the light output is severely reduced (4.1.4 (b)) | 5 |
| Exhaust hydrocarbon content after 2nd fast idle exceeds default limits (8.2.1.2 (b)) | 5 |