| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 257 |
| Registration plate lamp issues | 146 |
| Windscreen wiper does not clear the windscreen effectively | 122 |
| Offside Stop lamp not working |1.2.1b| | 58 |
| Nearside Stop lamp not working |1.2.1b| | 57 |
| Nearside Rear Direction indicator incorrect colour |1.4.A.2f| | 44 |
| Rear brake binding | 42 |
| Offside Rear Direction indicator incorrect colour |1.4.A.2f| | 41 |
| Exhaust emissions carbon monoxide content after 2nd fast idle excessive |7.3.D.3| | 40 |
| Exhaust emissions Lambda reading after 2nd fast idle outside specified limits |7.3.D.3| | 39 |
| Supplementary Restraint System warning lamp indicates a fault |5.4.2| | 30 |
| Centre Exhaust system not adequately supported |7.1.1| | 30 |
| Brakes imbalanced across an axle | 29 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 27 |
| Nearside Rear Stop lamp not working |1.2.1b| | 26 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 24 |
| Parking brake: efficiency below requirements |3.7.B.7| | 22 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 21 |
| Registration plate issues | 21 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 20 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 20 |
| Offside Rear Stop lamp not working |1.2.1b| | 19 |
| Exhaust emissions carbon monoxide content at idle excessive |7.3.D.4| | 19 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 18 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 16 |
| Offside Rear coil spring broken |2.4.C.1a| | 14 |
| Brake pipe excessively corroded | 13 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 13 |
| Front brake disc in such a condition that it is seriously weakened | 13 |
| Nearside Rear Direction indicators incorrect colour |1.4.A.2f| | 13 |
| Offside Rear Direction indicators incorrect colour |1.4.A.2f| | 13 |
| Rear parking brake recording little or no effort | 13 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 12 |
| Rear fog lamp not working |1.3.2b| | 12 |
| Offside Rear fog lamp not working |1.3.2b| | 11 |
| Front brake excessively fluctuating | 11 |
| Rear brake disc in such a condition that it is seriously weakened | 10 |
| Exhaust emissions hydrocarbon content after 2nd fast idle excessive |7.3.D.3| | 10 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 9 |
| Offside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 9 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 9 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 9 |
| Offside Rear Shock absorber has a serious fluid leak |2.7.3| | 9 |
| Brake hose excessively deteriorated | 9 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 9 |
| Windscreen has damage | 8 |
| Nearside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 8 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 8 |
| Rear Mechanical brake component has restricted free movement | 8 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 8 |
| Anti-lock braking system warning lamp indicates an ABS fault | 8 |
| Offside Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 7 |
| Exhaust system not adequately supported |7.1.1| | 7 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 7 |
| Nearside Rear coil spring broken |2.4.C.1a| | 7 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 7 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 7 |
| Offside Front coil spring broken |2.4.C.1a| | 7 |
| Offside Rear fog lamp not working |4.5.1 |a| |ii|| | 6 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 6 |
| Offside Front Suspension arm rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 6 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 6 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 6 |
| Rear Direction indicators incorrect colour |1.4.A.2f| | 6 |
| Offside Headlamp insecure |1.7.3| | 5 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 5 |
| Centre Exhaust has a major leak of exhaust gases |7.1.2| | 5 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 5 |
| Offside Front Front constant velocity joint gaiter damaged to the extent that it no longer prevents the ingress of dirt etc |2.5.C.1a| | 5 |
| Nearside Rear Shock absorbers has a serious fluid leak | 5 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Windscreen wiper blade insecure | 5 |
| Stop lamp not working |1.2.1b| | 5 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 5 |
| Offside Front Direction indicator not working |1.4.A.2c| | 5 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 5 |
| Offside Rear Shock absorbers has a serious fluid leak | 4 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |
| Nearside Front Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 4 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 4 |
| An item not tested |Manual| | 4 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 4 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 4 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 4 |
| Offside Rear Coil spring fractured or broken |5.3.1 |b| |i|| | 4 |
| Nearside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Offside Front Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 4 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Offside Rear Rear position lamp|s| adversely affected by the operation of another lamp |1.1.A.3f| | 4 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Front brake disc excessively pitted |3.5.1h| | 4 |
| Battery insecure |1.9.1| | 4 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 4 |