| Most common failures | No# failures |
|---|
| Nearside Front position lamp|s| not working |1.1.A.3b| | 398 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 383 |
| Headlamp aim out of alignment | 268 |
| Registration plate lamp issues | 258 |
| Windscreen wiper does not clear the windscreen effectively | 128 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 120 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 113 |
| Parking brake: efficiency below requirements |3.7.B.7| | 109 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 103 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 98 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 72 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 69 |
| Nearside Stop lamp not working |1.2.1b| | 57 |
| Brakes imbalanced across an axle | 56 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 56 |
| Front brake disc in such a condition that it is seriously weakened | 48 |
| Offside front parking brake recording little or no effort |3.7.B.6a| | 48 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 43 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 38 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 36 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 36 |
| Front position lamp|s| not working |1.1.A.3b| | 35 |
| Offside Stop lamp not working |1.2.1b| | 35 |
| Parking brake lever has no reserve travel |3.1.6b| | 34 |
| Brake pipe excessively corroded | 33 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 31 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 30 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 28 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 28 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 28 |
| Nearside front parking brake recording little or no effort |3.7.B.6a| | 27 |
| Registration plate issues | 26 |
| Offside Front Track rod end ball joint has excessive play |2.2.B.1f| | 25 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 24 |
| Offside Front Position lamp not working |4.2.1 |a|| | 24 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 23 |
| Windscreen washer not working | 21 |
| Offside Rear Fluid suspension unit leaking |2.4.D.2| | 21 |
| Rear parking brake recording little or no effort | 20 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 20 |
| Offside front brake binding |3.7.B.1| | 20 |
| Nearside Headlamp insecure |1.7.3| | 20 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 19 |
| Offside Headlamp insecure |1.7.3| | 19 |
| Electronic stability system warning lamp indicates a fault |3.4.1c| | 18 |
| Offside Side repeater not working |1.4.A.2c| | 18 |
| Nearside Rear Stop lamp not working |1.2.1b| | 18 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 18 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 17 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 17 |
| Nearside Side repeater not working |1.4.A.2c| | 17 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 16 |
| Rear Direction indicator incorrect colour |1.4.A.2f| | 16 |
| Offside Front Parking brake inoperative on one side (1.4.1 (a)) | 15 |
| Service brake: efficiency below requirements |3.7.B.7| | 15 |
| Nearside Rear Fluid suspension unit leaking |2.4.D.2| | 15 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 14 |
| Offside Rear Stop lamp not working |1.2.1b| | 14 |
| Nearside Front Fluid suspension unit leaking |2.4.D.2| | 14 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 14 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 14 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 14 |
| Nearside front brake binding |3.7.B.1| | 13 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 13 |
| Nearside Front All position lamps not working |1.1.A.3b| | 13 |
| Windscreen has damage | 13 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 12 |
| Offside Headlamp cleaning device inoperative |1.7.2| | 12 |
| Anti-lock braking system warning lamp indicates an ABS fault | 12 |
| Rear brake application uneven | 12 |
| Power steering pipe|s| or hose|s| leaking |2.3.3b| | 12 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 11 |
| Offside Side repeater incorrect colour |1.4.A.2f| | 11 |
| Offside Rear brake disc excessively pitted |3.5.1h| | 11 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 11 |
| Nearside Front Side repeater not working |1.4.A.2c| | 11 |
| Front brake application uneven | 11 |
| Offside Front Fluid suspension unit leaking |2.4.D.2| | 11 |
| Nearside Headlamp cleaning device inoperative |1.7.2| | 11 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 11 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 11 |
| Offside Front front parking brake recording little or no effort |3.7.B.6a| | 10 |
| Offside Front Direction indicator not working |1.4.A.2c| | 10 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 10 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 10 |
| Mechanical brake component has restricted free movement | 9 |
| 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| | 9 |
| Nearside Headlamp aim aimed so that it dazzles other road users |1.8.A.1a| | 9 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 9 |
| Rear brake disc in such a condition that it is seriously weakened | 9 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 9 |
| Front position lamp|s| not working both |1.1.A.3b| | 9 |
| Nearside Side repeater incorrect colour |1.4.A.2f| | 9 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 9 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 9 |
| Battery insecure |1.9.1| | 8 |
| 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| | 8 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 8 |
| Offside Front Shock absorbers has a serious fluid leak | 8 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 8 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Offside Front Shock absorber has a serious fluid leak |2.7.3| | 8 |
| Front Front position lamp|s| not working |1.1.A.3b| | 8 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 8 |
| Offside Front All position lamps not working |1.1.A.3b| | 8 |
| Offside Front Track rod end ball joint has excessive play |2.1.3 |b| |i|| | 8 |
| Nearside Front Shock absorbers has a serious fluid leak | 8 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 8 |
| Nearside Front Parking brake inoperative on one side (1.4.1 (a)) | 7 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 7 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 7 |
| Nearside Front Suspension pipe leaking (5.3.5 (c)) | 7 |