| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 494 |
| Registration plate lamp issues | 471 |
| Brake pipe excessively corroded | 362 |
| Headlamp aim out of alignment | 359 |
| Registration plate issues | 140 |
| Parking brake: efficiency below requirements |3.7.B.7| | 100 |
| Offside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 71 |
| Rear parking brake recording little or no effort | 68 |
| Anti-lock braking system warning lamp indicates an ABS fault | 66 |
| Nearside Rear Lower Suspension arm has excessive play in a pin/bush |2.4.G.2| | 62 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 58 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 51 |
| Brakes imbalanced across an axle | 51 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 49 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 46 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 44 |
| Brake hose excessively deteriorated | 43 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 41 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 39 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 39 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 38 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 36 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 35 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 33 |
| Offside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 31 |
| Rear brake disc in such a condition that it is seriously weakened | 31 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 26 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 24 |
| Nearside Rear Suspension arm has excessive play in a pin/bush |2.4.G.2| | 24 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 24 |
| Horn not working |1.6.2a| | 23 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 23 |
| Windscreen has damage | 20 |
| Offside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 20 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 19 |
| Nearside Rear Tie bar/rod ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 19 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 19 |
| Windscreen washer not working | 18 |
| Offside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 17 |
| Offside Rear Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 17 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 17 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 16 |
| Nearside Front Lower Shock absorber has an excessively worn bush |2.7.4| | 16 |
| Nearside Rear Anti-roll bar linkage ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 16 |
| Offside Rear Tie bar/rod ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 16 |
| Nearside Rear Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 16 |
| Rear brake binding | 15 |
| Nearside Rear Shock absorber has an excessively worn shock absorber pivot |2.7.4| | 14 |
| Nearside Rear Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 14 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 14 |
| Electronic parking brake warning indicates a malfunction |3.1.7| | 14 |
| Mechanical brake component has restricted free movement | 14 |
| Offside Rear fog lamp not working |1.3.2b| | 13 |
| Offside Front Wheel nut|s| missing |4.2.A.1e| | 13 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 13 |
| Offside Front front brake binding |3.7.B.1| | 13 |
| Front brake disc in such a condition that it is seriously weakened | 13 |
| Offside front brake binding |3.7.B.1| | 13 |
| Nearside front brake binding |3.7.B.1| | 13 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 13 |
| Offside Rear Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 13 |
| Offside Rear Anti-roll bar linkage ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 12 |
| Headlamp cleaning device inoperative |1.7.2| | 12 |
| Offside Front Shock absorber has an excessively worn bush |2.7.4| | 12 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 12 |
| Service brake: efficiency below requirements |3.7.B.7| | 12 |
| Nearside Rear Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 12 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 12 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 11 |
| Offside Rear Shock absorber has an excessively worn shock absorber pivot |2.7.4| | 11 |
| Rear brake disc excessively pitted |3.5.1h| | 11 |
| Nearside Rear Wheel nut|s| missing |4.2.A.1e| | 11 |
| Nearside Front Shock absorber has an excessively worn bush |2.7.4| | 11 |
| Nearside Rear Outer Tie bar/rod ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 11 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 11 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 10 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 10 |
| Offside Rear Lower Shock absorber has an excessively worn shock absorber pivot |2.7.4| | 9 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 9 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 9 |
| Offside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 9 |
| Windscreen wiper blade insecure | 9 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 9 |
| Offside Rear Lower Suspension arm pin or bush excessively worn |5.3.4 |a| |i|| | 9 |
| Offside Rear Lower Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 9 |
| Nearside Rear Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt |5.3.4 |b| |ii|| | 9 |