| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 813 |
| Windscreen wiper does not clear the windscreen effectively | 810 |
| Headlamp aim out of alignment | 611 |
| Rear brake binding | 231 |
| Parking brake: efficiency below requirements |3.7.B.7| | 168 |
| Front brake disc in such a condition that it is seriously weakened | 165 |
| Brakes imbalanced across an axle | 162 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 150 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 147 |
| Nearside Stop lamp not working |1.2.1b| | 141 |
| Offside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 128 |
| Offside Stop lamp not working |1.2.1b| | 115 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 111 |
| Rear parking brake recording little or no effort | 110 |
| Parking brake lever has no reserve travel |3.1.6b| | 96 |
| Offside Front Direction indicator incorrect colour |1.4.A.2f| | 92 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 88 |
| Registration plate issues | 84 |
| Nearside Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 81 |
| Offside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 78 |
| Exhaust emits an excessive level of metered smoke for a turbo charged engine |7.4.B.3b| | 78 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 74 |
| Offside Rear coil spring broken |2.4.C.1a| | 74 |
| Nearside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 73 |
| Nearside Rear coil spring broken |2.4.C.1a| | 70 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 70 |
| Anti-lock braking system warning lamp indicates an ABS fault | 66 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 64 |
| Offside Front Anti-roll bar linkage has excessive play in a ball joint |2.4.G.2| | 63 |
| Offside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 63 |
| Rear Exhaust system not adequately supported |7.1.1| | 62 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 62 |
| Offside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 61 |
| Nearside Front Direction indicator incorrect colour |1.4.A.2f| | 59 |
| Windscreen washer not working | 54 |
| Nearside Front Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 48 |
| Windscreen has damage | 47 |
| Offside Rear Stop lamp not working |1.2.1b| | 46 |
| Nearside Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 45 |
| Nearside Rear Stop lamp not working |1.2.1b| | 43 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 40 |
| Nearside Front Suspension arm has excessive play in a ball joint |2.4.G.2| | 39 |
| Offside Front coil spring broken |2.4.C.1a| | 36 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 36 |
| Offside Front Direction indicator incorrect colour (4.4.3 (a)) | 35 |
| Exhaust system not adequately supported |7.1.1| | 34 |
| Nearside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 33 |
| Offside Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 33 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 33 |
| Offside Front constant velocity joint is insecure |2.5.C.1b| | 32 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 32 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 31 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 30 |
| Front brake application uneven | 29 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 29 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 29 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 28 |
| Stop lamp not working |1.2.1b| | 28 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 28 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 28 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 27 |
| Nearside Front Direction indicator incorrect colour (4.4.3 (a)) | 27 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 27 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 27 |
| Windscreen wiper blade insecure | 27 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 26 |
| Rear Mechanical brake component has restricted free movement | 26 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 25 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 25 |
| Horn not working |1.6.2a| | 25 |
| Offside Front Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 25 |
| Fuel system component leaking |7.2.3| | 25 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 25 |
| Nearside Front coil spring broken |2.4.C.1a| | 24 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 24 |
| Offside Front Front constant velocity joint is insecure |2.5.C.1b| | 24 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Offside Front Suspension arm ball joint excessively worn |5.3.4 |a| |i|| | 24 |
| Nearside Front Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 24 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 23 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 22 |
| Nearside Front constant velocity joint is insecure |2.5.C.1b| | 22 |
| Front brake excessively fluctuating | 22 |
| Offside Headlamp insecure |1.7.3| | 22 |
| 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| | 21 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 21 |
| Nearside Rear Direction indicator not working |1.4.A.2c| | 21 |
| Front Exhaust has a major leak of exhaust gases |7.1.2| | 21 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 21 |
| Rear brake application uneven | 20 |
| 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| | 20 |
| 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 |
| Offside Front Anti-roll bar has excessive play in a ball joint |2.4.G.2| | 19 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 18 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 18 |
| Nearside Rear Direction indicator incorrect colour (4.4.3 (a)) | 18 |
| Offside Front Position lamp not working |4.2.1 |a|| | 18 |
| Offside Front Front constant velocity joint gaiter insecurely mounted to its housing |2.5.C.1a| | 18 |
| 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| | 17 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 17 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 17 |
| Offside Rear Service brake excessively binding |1.2.1 |f|| | 17 |
| Offside Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 17 |
| Nearside Front Track rod end ball joint has excessive play |2.2.B.1f| | 17 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 17 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 17 |
| 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| | 17 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 16 |
| Nearside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 16 |
| Nearside Track rod end ball joint has excessive play |2.2.B.1f| | 16 |
| Offside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 16 |
| Offside front brake binding |3.7.B.1| | 16 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 15 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 15 |
| Offside Front Direction indicator incorrect colour |4.4.3 |a|| | 15 |
| Offside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 15 |
| Nearside Rear wheel bearing rough when rotated |2.6.1| | 15 |
| Nearside Headlamp insecure |1.7.3| | 15 |
| Power steering malfunctioning |2.3.3a| | 15 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 15 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 15 |
| Offside Rear Direction indicator incorrect colour |4.4.3 |a|| | 15 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 14 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 14 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn |5.3.4 |a| |i|| | 14 |
| Offside Front Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 14 |
| Offside Rear Direction indicator incorrect colour (4.4.3 (a)) | 14 |
| Emissions not tested |7.0| | 14 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 14 |
| Nearside Front Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt |6.1.7 |g| |ii|| | 14 |
| Nearside Front Direction indicators incorrect colour |1.4.A.2f| | 14 |